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Crime Incidents in 2025
District of Columbia —
The dataset contains a subset of locations and attributes of incidents reported in the ASAP (Analytical Services Application) crime report database by the District of... -
Air Quality History
District of Columbia —
This dataset contains quality assured and DOEE-certified air quality data collected from the District’s five air monitoring network sites. The dataset covers a three-... -
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... -
Building Heights 1999
District of Columbia —
Rooftop elevation captured in 1999. Contract NCPC 93-02. This document describes the planimetric map production for the 350 tiles located in Washington DC and the... -
Metro Bus Routes
District of Columbia —
This line layer was created from the GTFS data feeds from the Washington D.C. Metropolitan Area Transportation Authority (WMATA) to represent the new WMATA bus transit... -
Washington DC Boundary
District of Columbia —
District of Columbia boundary. The dataset is a polygon representing the District of Columbia boundary, created as part of the DC Geographic Information System (DC... -
Census Tracts in 2010
District of Columbia —
The TIGER/Line Files are shapefiles and related database files (.dbf) that are an extract of selected geographic and cartographic information from the U.S. Census... -
Unemployment Insurance Claims
District of Columbia —
DC unemployment insurance claims. The data is collected by Department of Employment Services (DOES). Data is typically at least 24 hours behind. -
Electric Substations
District of Columbia —
Electric sub stations. Contract NCPC 93-02. This document describes the planimetric map production for the 350 tiles located in Washington DC and the surrounding... -
Air Quality Clarity Node Sensors
District of Columbia —
This dataset is made up of hourly measurements of PM2.5 and PM10, and meteorological measurements, collected through DOEE’s Clarity Node network in the District of... -
Recreation Fields 2021
District of Columbia —
The perimeter of all public and private sport/recreation courts, including clay, grass, dirt, and paved surfaces are captured. Each court is delineated separately even... -
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... -
Pedestrian Friendliness Index Census Blocks
District of Columbia —
The Pedestrian Friendliness Index (PFI) scores for each Census block showing how walkable they are, relative to other Census blocks in the District. An area deemed... -
Shopping Centers
District of Columbia —
The dataset contains locations and attributes for Shopping Centers, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of the Chief... -
FOIA Requests
District of Columbia —
This dataset houses the Freedom of Information Act (FOIA) requests to DC Government by various organizations and individuals. In the summer of 2024, the District of... -
Public School Facility Location History
District of Columbia —
Pursuant to D.C. Official Code § 38-2803, the Mayor of the District of Columbia is required to prepare a 10-year Master Facilities Plan for public education facilities... -
National Park Service Trails
District of Columbia —
National Park Service (NPS) trails in the District of Columbia. -
Parking Violations Issued in November 2010
District of Columbia —
Parking citation locations in the District of Columbia. The data contained in this layer pertain to parking violations issued by the District of Columbia's... -
Tax Lot Points
District of Columbia —
Tax Lot points. DC's Real Property Tax Administration defines assessment and taxation lots, often referred to as A&T lots or simply tax lots. These lots are... -
Walkshed High-Frequency Rail Peak
District of Columbia —
The walkshed here uses a ½ mile walk from high-frequency Metrorail station entrances, which represent the distance most people are willing to travel to reach a...