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Street Right Of Way

Published by Office of the Chief Technology Officer | District of Columbia | Catalog Last Checked: May 05, 2026 at 10:40 PM | Dataset Last Updated: August 12, 2022 at 12:00 AM
Roadway SubBlocks - Right of Way Information. A single line, segmented at all intersections (alley and others), representing each street in the District. They follow the general trend of the street and do not deviate due to parking lanes, turning lanes, etc. and contain address ranges for geocoding. The street GIS database includes five different street road types: street centerline, alley, drive, ramp and service road. All DC GIS data is stored and exported in Maryland State Plane coordinates NAD 83 meters. This layer contains complete theoretical address ranges.

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