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Certificate of Occupancy
District of Columbia —
All applicants for a Basic Business License operating from a commercial location in the District of Columbia must provide a Certificate of Occupancy (C of O) for the... -
Affordable Housing
District of Columbia —
Affordable housing production and preservation projects are managed by the Department of Housing and Community Development (DHCD), the Deputy Mayor for Planning and... -
Accessible Parking Zones
District of Columbia —
Accessible parking zones in the district indicated by signage. These include accessible paid parking zones, generic accessible parking zones, and accessible visitor... -
Zoning Boundaries (Zoning Regulations of 2016)
District of Columbia —
District of Columbia zoning map polygons established under the Zoning Regulations of 2016 (ZR16). ZR16 superseded the Zoning Regulations of 1958 (ZR58), effective... -
Census Blocks in 2020
District of Columbia —
Census blocks are statistical areas bounded on all sides by visible features (e.g., streets, roads, streams, and railroad tracks), and by non-visible boundaries (e.g.,... -
ZC and BZA Hearing and Meeting Calendar
District of Columbia —
The Zoning Commission and Board of Zoning Adjustment Hearing and Meeting Calendar application is a product of Office of Zoning's Interactive Zoning Information System... -
DC Estimated Trees
District of Columbia —
Dataset estimates location and size of trees in the District of Columbia that are not managed by the Urban Forestry Division (https://opendata.dc.gov/datasets/urban-... -
DC Estimated Tree Root Zone (Critical) 2020
District of Columbia —
The dataset is the estimate of a tree’s critical root zone, which can not be impacted beyond certain limits. Buffer distances are calculated for trees on all land... -
University and College Campuses
District of Columbia —
This dataset contains locations and attributes of University Areas, created as part of the DC Geographic Information System (DC GIS) for the Office of the Chief... -
Home Occupancy Permit
District of Columbia —
All applicants for a Basic Business License operating from a residential location the District of Columbia must provide a Home Occupation (HOP) for the premise address... -
Average Weekday Intrazonal Shared Mobility Trips
District of Columbia —
New transportation modes have grown in the District in the last decade, including private for-hire vehicle companies and micromobility options, such as shared bikes... -
DC Estimated Tree Root Zone (Structural)
District of Columbia —
The dataset is the estimate of a tree’s structural root zone, which must not be impacted during construction. Buffer distances are calculated for trees on all land... -
Overlay Areas 2016
District of Columbia —
Overlay zoning modifies the standards of the base zoning within a defined geographic area. This dataset represents the boundaries of the current overlay areas under... -
DC Estimated Tree Root Zone (Structural) 2020
District of Columbia —
The dataset is the etimate of a tree’s structural root zone, which must not be impacted during construction. Buffer distances are calculated for trees on all land... -
Aerial Photography (Orthophoto) - 2019
District of Columbia —
2019 Orthophoto - 3 inch resolution imagery service. Data produced for the District of Columbia from 2019 digital aerial photography. Flight took place on April 23rd,... -
Floodplain Base Flood Elevations
District of Columbia —
Location and attributes for Base Flood Elevations lines shown on FIRM. The elevation of surface water resulting from a flood that has a 1% chance of equaling or... -
Average Weekday Interzonal Shared Mobility Trips
District of Columbia —
New transportation modes have grown in the District in the last decade, including private for-hire vehicle companies and micromobility options, such as shared bikes... -
Parking Blockface
District of Columbia —
This dataset includes all block faces with parking in Washington, DC according to their digital curb identification number. Attributes include block address with side... -
Weekly Zoning Cases Report
District of Columbia —
This application shows a weekly summary of cases filed before the District of Columbia Zoning Commission and Board of Zoning Adjustment. It provides a wealth of... -
School Attendance Zones (Middle School)
District of Columbia —
DC Middle School Attendance. This dataset shows D.C. public middle school attendance areas, and added to the DC Geographic Information System (DC GIS) for the D.C....