Mayor Vincent C. Gray

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Office of the Chief Technology Officer


Office Hours
Monday through Friday, 8:30 am - 5:30 pm

How to Reach Us
200 I Street, SE
5th Floor
Washington, DC 20003
octo@dc.gov

Phone: (202) 727-2277
Fax: (202) 727-6857
TTY: 711

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Website: http://octo.dc.gov

DC Digital Inclusion 


Rob Mancini
Chief Technology Officer

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May 26, 2009

Geospatial Data Published in May of 2009 

OCTO works to keep geospatial data current and introduces new and valuable GIS layers to the District government and public.

Story at a Glance 

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Learn about the most recent GIS data updates to the District's comprehensive geospatial database.

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.