Integrate these web and map services into your web and desktop applications. They are available in two projections: Maryland State Plane and Web Mercator. Support for these services are available to District of Columbia agencies and their contractors only.
Topics
Google Data and Maps for API
The District of Columbia's geospatial data warehouse is available within Google, Inc's visualization software, Google Earth. Also, District government agencies can use Google Maps API for Work to diversify their custom built web map applications.
Web Data Services
| Name | Description |
|---|---|
| MAR Location Verifier | Verify or find a DC address, intersection, block, square suffix lot and place name |
| Property Data Services | Functions to retrieve property identifiers from Vector Property data |
| Basic Map | Generate a .jpeg, .png. pdf and other formats with user defined parameters. |
| Point Area Report | Returns results based on Maryland State Plane Coordinate System |
| Coordinate Converter | Converts Maryland State Plane Coordinate System to United States National Grid or Latitude/Longitude |
Web Map Services
| Name | Maryland State Plane - Map Service | Web Mercator - Map Service |
|---|---|---|
| Administrative and Other Boundaries | - | View |
| Annotation | - | View |
| Business and Economic Development | - | View |
| Cultural and Society | - | View |
| DC Basemap | View | View |
| Demographic | - | View |
| Education | View | View |
| Elevation | - | View |
| Environment | View | View |
| Facility and Structure | View | View |
| Health | - | View |
| Historic | View | View |
| Location | View | View |
| Orthophoto 2013 | View | View |
| Orthophoto 2012 | View | View |
| Orthophoto 2012 Mobile | View | - |
| Orthophoto 2011 | View | View |
| Orthophoto 2010 | View | View |
| Orthophoto 2008 | View | - |
| Orthophoto 2007 | View | - |
| Owner Polygons | View | View |
| Planning, Land Use and Zoning | - | View |
| Property and Land | View | View |
| Property Square Labels | View | View |
| Public Safety | - | View |
| Public Service | - | View |
| Recreation | - | View |
| Transportation | - | View |
| Utility and Communication | - | View |
Service Contact:
OCTO
Contact Email:
Contact Phone:
(202) 727-1140
Contact TTY:
711
Contact Suite #:
5th Floor
Office Hours:
Monday to Friday, 9 am to 5 pm
Service Location:
200 I Street, SE
GIS Address:
200 I Street, SE
City:
Washington
State:
DC
Zip:
20003