The DC GIS program operates data maintenance and enhancement procedures to keep data current and introduce new and valuable GIS layers to the District government and public. The most recent data additions and updates to the DC GIS data services are:

• ABRA Liquor Licenses
• Address Points
• Address Alias Points (Points of Interest)
• Air Rights Lots
• Alley Frontage
• Appropriations
• Building Restrictions
• Highway Plans
• Other Bus Lines
• Other Bus Points
• Owner Polygons
• Owner Points
• Parcel Lots
• Parking Meters
• Planned Unit Development
• Public Easement
• Public Schools
• Private Right of Way
• Record Lots
• Reservations
• Right of Way
• Sale Points
• Snow Emergency Routes
• Square Boundaries
• Street Roadway Segment
• Street Centerlines
• Street Tree
• Tax Lots
• Traffic Counts - 2006 and 2007
• Zipcode
• Zoning

For District government, the data is available in the DC GIS Central geodatabase, accessible through Citrix on the DC GIS tool bar.

For the public, the data is accessible through the DC GIS Data Clearinghouse/Catalog search engine. Enter a keyword or layer name into the search field to return metadata and download options. Download options are available for both ESRI and Google formats. DC GIS data can also filtered by layer theme for grouped results.  The advanced search allows for specialized searching. 

If you have any comments about the site or experience any difficulties, please email us.