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Census Block Groups in 2020
District of Columbia —
Standard block groups are clusters of blocks within the same census tract that have the same first digit of their 4-character census block number (e.g., Blocks 3001,... - 
  
    
Census Tracts in 2020
District of Columbia —
Census Tracts from 2020. The TIGER/Line shapefiles are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File... - 
  
    
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... - 
  
    
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 ZR16 superseded the Zoning Regulations of 1958 (ZR58), effective... - 
  
    
ATM Banking
District of Columbia —
The Chief Technology Office (OCTO) has captured the majority of ATM banking locations in the District of Columbia. - 
  
    
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... - 
  
    
2023 Traffic Volume
District of Columbia —
Traffic volume of Roadway Blocks. The dataset contains traffic volume data, created as part of the District of Columbia, Department of Transportation (DDOT) Roads and... - 
  
    
Mosquito Trap Sites
District of Columbia —
These data represent mosquito trap site results in the District of Columbia from 2016 to 2018. Trap locations are considered approximate address and/or the “nearest”... - 
  
    
2022 Traffic Volume
District of Columbia —
Traffic volume of Roadway Blocks. The dataset contains traffic volume data, created as part of the District of Columbia, Department of Transportation (DDOT) Roads and... - 
  
    
Traffic Signal
District of Columbia —
The dataset contains the location and attributes of traffic signals in the District of Columbia. Attributes are aggregated to the controller level (ACISA), where a... - 
  
    
Wards from 2022
District of Columbia —
The dataset contains polygons representing boundaries of District of Columbia 2022 election Wards. Boundaries include Census 2020 demographic data for population, age,... - 
  
    
Military Bases
District of Columbia —
Military Facilities. The dataset contains locations and attributes of Military Facilities, created as part of the DC Geographic Information System (DC GIS) for the... - 
  
    
Adult Arrests
District of Columbia —
The Metropolitan Police Department collects race and ethnicity data according to the United States Census Bureau standards... - 
  
    
Shot Spotter Gun Shots
District of Columbia —
This data represents all ShotSpotter incidents that were classified as “Probable Gunfire”, “Single_Gunshot”, or “Multiple_Gunshots” occurring within one of the six... - 
  
    
Building Energy Benchmarking
District of Columbia —
The Clean and Affordable Energy Act of 2008 established that all private buildings over 50,000 gross square feet within the District of Columbia, including multifamily... - 
  
    
ACS 5-Year Demographic Characteristics DC Census Tract
District of Columbia —
Age, Sex, Race, Ethnicity, Total Housing Units, and Voting Age Population. This service is updated annually with American Community Survey (ACS) 5-year data. Contact:... - 
  
    
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... - 
  
    
DC Public Schools Student Assessment Results
District of Columbia —
This data contains the official 2016-2017 assessment performance results for the Partnership for Assessment of Readiness for College (PARCC) and Multi-State Alternate... - 
  
    
In-Street Micromobility Corrals
District of Columbia —
Locations of in-street micromobility corrals, or dedicated parking spaces for shared and personal bicycles and scooters in the roadway, in the District of Columbia.... - 
  
    
Low Food Access Areas
District of Columbia —
Polygons in this layer represent low food access areas: areas of the District of Columbia which are estimated to be more than a 10-minute walk from the nearest full-...