D.C. Mun. Regs. tit. 11-D, § 202
202.1 Except as provided elsewhere in this title, the minimum required lot width and lot area for the creation of a new lot of record shall be as set forth in the following table:
TABLE D § 202.1: MINIMUM LOT WIDTH AND LOT AREA
| Zones | Type of Structure | Minimum Lot Width (ft.) | Minimum Lot Area (sq. ft.) |
|---|---|---|---|
| R-1A | All Structures | 75 | 7,500 |
| R-1B | All Structures | 50 | 5,000 |
| R-2 | Semi-detached | 30 | 3,000 |
| All Other Structures | 40 | 4,000 | |
| R-3 | Row | 20 | 2,000 |
| Semi-detached | 30 | 3,000 | |
| All Other Structures | 40 | 4,000 |
202.2 Except as provided in Subtitle D § 202.3, the minimum dimensions of lots for Mandatory Inclusionary Developments in any of the R-2 and R-3 zones, shall be as set forth in the following table, which incorporates the IZ modifications authorized by Subtitle C § 1002.2:
TABLE D § 202.2: MINIMUM LOT WIDTH AND LOT AREA FOR MANDATORY INCLUSIONARY DEVELOPMENTS
| Zones | Type of Structure | Minimum Lot Width (ft.) | Minimum Lot Area (sq. ft.) |
|---|---|---|---|
| R-2 | Semi-detached | 30 | 2,500 |
| Detached | 40 | 3,200 | |
| R-3 | All Structures | 20 | 1,600 |
202.3 The minimum lot width and lot area for Mandatory Inclusionary Developments in any of the R-2 and R-3 zones may be reduced to not less than as set forth in the following table if granted by the Board of Zoning Adjustment as a special exception pursuant to Subtitle X, Chapter 9:
TABLE D § 202.3: MINIMUM LOT WIDTH BY SPECIAL EXCEPTION FOR MANDATORY INCLUSIONARY DEVELOPMENTS
| Zones | Type of Structure | Minimum Lot Width (ft.) |
|---|---|---|
| R-2 | Semi-detached | 25 |
| Detached | 32 | |
| R-3 | All Structures | 16 |
202.4 The minimum lot width and lot area for Voluntary Inclusionary Developments in
any of the R-2 and R-3 zones may be reduced to not less than as set forth in the following table if granted by the Board of Zoning Adjustment as a special exception pursuant to Subtitle X, Chapter 9:
TABLE D § 202.4: MINIMUM LOT WIDTH AND LOT AREA BY SPECIAL EXCEPTION FOR VOLUNTARY INCLUSIONARY DEVELOPMENTS
| Zones | Type of Structure | Minimum Lot Width (ft.) | Minimum Lot Area (sq. ft.) |
|---|---|---|---|
| R-2 | Semi-detached | 25 | 2,500 |
| Detached | 32 | 3,200 | |
| R-3 | All Structures | 16 | 1,600 |
SOURCE: Final Rulemaking published at 63 DCR 2447, 2834 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 63 DCR 10620 (August 19, 2016); as amended by Final Rulemaking published at 64 DCR 22 (January 6, 2017); as amended by Final Rulemaking published at 66 DCR 2337 (February 22, 2019); as amended by Final Rulemaking published at 70 DCR 011297 (August 25, 2023).