Fairfax County, VA, excluding the incorporated towns, which run their own zoning.
| District | Properties loaded | Code | What says so |
|---|---|---|---|
| PDC / Secondary Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B and Sec. 2105.4.C(1); special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B and Sec. 2105.4.C(1); this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 2105.4.C(1)(a), Sec. 2105.4.C(1)(b), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d), Sec. 2105.4.C(1)(c), Sec. 2105.4.C(1)(d), Sec. 2105.4.C(1)(b)1, Sec. 2105.4.C(1)(b)2, Sec. 2105.4.C(1)(b)3: An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Secondary uses are only permitted in a PDC District containing one or more principal uses. … The gross floor area of all secondary uses may not exceed 75 percent of the total gross floor area in the development, unless modified by the Board to implement the Comprehensive Plan. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. … Secondary uses must be designed as an integrated component of the planned development and must be designed to maintain and protect the character of adjacent properties. … Except for accessory outdoor dining in accordance with subsection 4102.7.L, any outdoor component of a commercial use must be shown on the final development plan. … Balconies, porches, decks, breezeways, stoops, and stairs that may be covered but have at least one open side; and … Breezeways that may be covered but have two open ends. … For the purpose of this subsection (b), an open side or open end has no more than 50 percent of the total area between the side(s), roof, and floor enclosed with railings, walls, or architectural features. | no parcels loaded | AP/SP | Sec. 4101 Read from the use table: Table 4101.2, row "Accessory Living Unit", column "PDC / Secondary", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
| PDH / Secondary Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d): An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. | no parcels loaded | AP/SP | Sec. 4101 Read from the use table: Table 4101.2, row "Accessory Living Unit", column "PDH / Secondary", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
| PRC / Neighborhood Convenience Center Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d): An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. | no parcels loaded | AP/SP | Sec. 4101 Read from the use table: Table 4101.2, row "Accessory Living Unit", column "PRC / Neighborhood Convenience Center", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
| PRC / Residential Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d): An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. | no parcels loaded | AP/SP | Sec. 4101 Read from the use table: Table 4101.2, row "Accessory Living Unit", column "PRC / Residential", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
| PRC / Town Center Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d): An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. | no parcels loaded | AP/SP | Sec. 4101 Read from the use table: Table 4101.2, row "Accessory Living Unit", column "PRC / Town Center", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
| PRC / Village Center Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d): An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. | no parcels loaded | AP/SP | Sec. 4101 Read from the use table: Table 4101.2, row "Accessory Living Unit", column "PRC / Village Center", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
| PTC Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d): An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. | 533 no ZIP in the county's record (67), 22102 (432), 22182 (34) | AP/SP | Sec. 4101 Read from the use table: Table 4101.2, row "Accessory Living Unit", column "PTC", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
| R-1 Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d): An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. | 26,110 no ZIP in the county's record (1,933), 20120 (98), 20121 (30), 20124 (80), 20151 (54), 20170 (711), 20171 (1,356), 20190 (27), 20191 (74), 20194 (237), 22003 (800), 22015 (434), 22027 (57), 22030 (566), 22031 (1,068), 22032 (475), 22033 (532), 22039 (1,063), 22042 (316), 22043 (110), 22044 (35), 22066 (2,705), 22079 (1,110), 22101 (1,579), 22102 (1,905), 22124 (3,260), 22150 (429), 22151 (1), 22152 (104), 22153 (197), 22180 (203), 22181 (892), 22182 (2,744), 22303 (1), 22306 (5), 22309 (6), 22310 (236), 22312 (55), 22315 (622) | AP/SP | Sec. 4101 Read from the use table: Table 4101.1, row "Accessory Living Unit", column "R-1", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
| R-2 Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d): An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. | 36,703 no ZIP in the county's record (1,416), 20120 (683), 20121 (75), 20124 (9), 20151 (537), 20170 (54), 20171 (1,832), 20191 (463), 20194 (16), 22003 (4,216), 22015 (172), 22027 (9), 22030 (1,195), 22031 (1,247), 22032 (4,060), 22033 (423), 22039 (61), 22041 (1,090), 22042 (475), 22043 (436), 22044 (753), 22066 (94), 22079 (25), 22101 (3,097), 22102 (778), 22124 (365), 22150 (376), 22151 (198), 22152 (1,145), 22153 (867), 22180 (118), 22181 (1,218), 22182 (1,733), 22207 (59), 22213 (2), 22306 (1,352), 22307 (459), 22308 (682), 22309 (3,310), 22310 (326), 22312 (1,274), 22315 (3) | AP/SP | Sec. 4101 Read from the use table: Table 4101.1, row "Accessory Living Unit", column "R-2", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
| R-3 Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d): An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. | 68,283 no ZIP in the county's record (2,029), 20120 (2,083), 20121 (345), 20124 (1,773), 20151 (936), 20170 (3,100), 20171 (2,798), 20191 (408), 22003 (5,025), 22015 (4,194), 22027 (256), 22030 (520), 22031 (458), 22032 (2,172), 22033 (2,651), 22039 (45), 22041 (776), 22042 (1,009), 22043 (1,246), 22044 (913), 22046 (215), 22060 (20), 22079 (408), 22101 (4,663), 22102 (65), 22124 (53), 22150 (2,056), 22151 (4,441), 22152 (2,256), 22153 (3,759), 22180 (1,084), 22181 (346), 22182 (1,093), 22204 (17), 22206 (3), 22302 (22), 22303 (302), 22306 (1,421), 22307 (809), 22308 (4,263), 22309 (1,895), 22310 (3,852), 22311 (508), 22312 (1,102), 22315 (893) | AP/SP | Sec. 4101 Read from the use table: Table 4101.1, row "Accessory Living Unit", column "R-3", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
| R-4 Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d): An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. | 16,986 no ZIP in the county's record (365), 22003 (787), 22027 (78), 22030 (4), 22031 (29), 22042 (4,980), 22043 (2,349), 22046 (1,265), 22079 (19), 22101 (301), 22124 (32), 22150 (1,788), 22151 (143), 22152 (38), 22180 (9), 22181 (63), 22182 (442), 22203 (2), 22206 (1), 22213 (7), 22302 (1), 22303 (789), 22306 (518), 22307 (1,208), 22310 (1,219), 22312 (454), 22315 (95) | AP/SP | Sec. 4101 Read from the use table: Table 4101.1, row "Accessory Living Unit", column "R-4", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
| R-5 Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d): An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. | 11,400 no ZIP in the county's record (483), 20120 (118), 20121 (1,318), 20151 (497), 20170 (5), 22003 (541), 22015 (1,061), 22027 (107), 22031 (324), 22032 (473), 22033 (456), 22042 (69), 22043 (37), 22060 (1), 22079 (557), 22101 (111), 22124 (137), 22150 (246), 22151 (1), 22152 (617), 22153 (1,139), 22180 (59), 22181 (78), 22182 (121), 22303 (97), 22306 (811), 22307 (1), 22310 (237), 22312 (90), 22315 (1,608) | AP/SP | Sec. 4101 Read from the use table: Table 4101.1, row "Accessory Living Unit", column "R-5", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
| R-8 Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d): An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. | 21,478 no ZIP in the county's record (600), 20120 (1,731), 20121 (2,235), 20151 (539), 20170 (798), 20191 (165), 22003 (332), 22015 (791), 22030 (220), 22031 (1,009), 22032 (1,164), 22033 (344), 22041 (79), 22042 (51), 22043 (719), 22044 (58), 22079 (1,321), 22101 (586), 22102 (178), 22124 (124), 22150 (471), 22151 (295), 22152 (943), 22153 (640), 22180 (83), 22181 (726), 22182 (299), 22303 (1,167), 22306 (402), 22307 (638), 22309 (695), 22310 (1,440), 22312 (169), 22315 (466) | AP/SP | Sec. 4101 Read from the use table: Table 4101.1, row "Accessory Living Unit", column "R-8", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
| R-A Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d): An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. | 13 22066 (7), 22079 (1), 22124 (3), 22182 (2) | AP/SP | Sec. 4101 Read from the use table: Table 4101.1, row "Accessory Living Unit", column "R-A", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
| R-C Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d): An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. | 9,951 no ZIP in the county's record (645), 20120 (1,984), 20121 (425), 20124 (1,843), 20151 (577), 20152 (1), 22030 (1,696), 22039 (2,775), 22060 (2), 22079 (3) | AP/SP | Sec. 4101 Read from the use table: Table 4101.1, row "Accessory Living Unit", column "R-C", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
| R-E Varies Depends: administrative permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; special permit, only if the use is a type or location that Sec. 4102.7.B allows here and the use stays within the limits in Sec. 4102.7.B; this table cell allows the use in more than one way (administrative permit or special permit), and the use standards in Sec. 4102.7.B set which way applies when the use is a type or location that Sec. 4102.7.B allows here Sec. 4102.7.B(1), Sec. 4102.7.B(2), Sec. 4102.7.B(15)(a), Sec. 4102.7.B(4), Sec. 4102.7.B(5), Sec. 4102.7.B(6), Sec. 4102.7.B(7), Sec. 4102.7.B(16), Sec. 4102.7.B(15)(b), Sec. 4102.7.B(15)(c), Sec. 4102.7.B(15)(d): An accessory living unit is permitted only in association with a single-family detached dwelling unit, and no more than one accessory living unit is permitted on a single-family lot. … An accessory living unit must be wholly contained within the structure of a single-family detached dwelling unit and must have direct access to the principal dwelling through an interior space that is finished, temperature controlled, and fully enclosed. … Subsection (2), to permit an accessory living unit in a freestanding structure, but only on a lot of at least two acres; … The accessory living unit must not exceed: (a) 800 square feet of gross floor area or 40% of the gross floor area of the principal dwelling, whichever is less; or (b) the entirety of the basement or cellar may be used, up to the size of the basement or cellar as of May 10, 2023. … The accessory living unit may not contain more than two bedrooms. … Either the accessory living unit or the principal dwelling unit must be owner-occupied. … The accessory living unit may be occupied by no more than two people. … The area devoted to a detached accessory living unit must not exceed 1,200 square feet of gross floor area and must be clearly subordinate to the principal dwelling. … Subsection (3), to modify the location of any external entrance and access from the street; … Subsection (4)(a), to exceed the maximum size for an interior accessory living unit; and … Subsection (9), when the required on-site parking is not provided. | 7,380 no ZIP in the county's record (1,087), 20171 (8), 20190 (47), 20191 (68), 20194 (1), 20195 (1), 22039 (5), 22066 (3,320), 22079 (1,082), 22101 (4), 22102 (639), 22124 (340), 22181 (424), 22182 (353), 22308 (1) | AP/SP | Sec. 4101 Read from the use table: Table 4101.1, row "Accessory Living Unit", column "R-E", reads "AP/SP". Sec. 4101.1 says: I. If a cell in Table 4101.1 or Table 4101.2 contains more than one approval type, there is more than one possible way to establish the use, as referenced in the related use standards for the specific use. For example, when a cell contains a “P” as well as an “SE” or “SP,” if the use does not meet the standards when permitted by right, it may be established with BZA or Board approval in accordance with the applicable special exception or special permit standards and procedures. |
Pro and reports for Fairfax County, VA are coming soon.
We use this email only to tell you when Fairfax County, VA launches. We never share it.
This answer is good through July 1, 2026 — that is the date the ordinance we hold runs to, as published by Fairfax County. We last checked with the county on September 14, 2026 and found nothing newer. That is a check on that date, not a promise about today.
(none) above means a parcel we could not place inside any zoning district on the county's zoning map — 1,697 of them. We hold no zone on the parcel record we fetch from the county, so this is our reading of its map rather than a blank in its data.Sale history and assessed values from Fairfax County Department of Tax Administration records, retrieved October 5, 2026.
Built from scripts/build_reverse_index.py, generated 2026-10-11T20:59:04+00:00.