Data Catalog

• Wards from 1992

  District of Columbia —

  This dataset contains polygons representing boundaries of District of Columbia's election wards, used from 1992 to 2001.

  • HTML
  • ArcGIS GeoServices REST API
  • OGC WMS
  • CSV
  • ZIP
  • GeoJSON
  • 1 more in dataset

• Wards from 2002

  District of Columbia —

  This dataset contains polygons representing boundaries of District of Columbia's election wards, used from 2002 to 2011.

  • HTML
  • ArcGIS GeoServices REST API
  • OGC WMS
  • CSV
  • ZIP
  • GeoJSON
  • 1 more in dataset

• Advisory Neighborhood Commission from 1990

  District of Columbia —

  Advisory Neighborhood Commission (ANC) polygons. This dataset contains polygons representing ANC boundaries in 1990, created as part of the DC Geographic Information...

  • HTML
  • ArcGIS GeoServices REST API
  • OGC WMS
  • CSV
  • ZIP
  • GeoJSON
  • 1 more in dataset

• Single Member District from 1990

  District of Columbia —

  District of Columbia Single Member District (SMD) boundaries. This dataset contains lines representing advisory neighborhood commission (ANC) single member districts...

  • HTML
  • ArcGIS GeoServices REST API
  • OGC WMS
  • CSV
  • ZIP
  • GeoJSON
  • 1 more in dataset

• Wards from 1975

  District of Columbia —

  This dataset contains polygons representing boundaries of District of Columbia's original Home Rule election wards, established in 1975.

  • HTML
  • ArcGIS GeoServices REST API
  • OGC WMS
  • CSV
  • ZIP
  • GeoJSON
  • 1 more in dataset

• Wards from 1982

  District of Columbia —

  This dataset contains polygons representing boundaries of District of Columbia's election wards, used from 1982 to 1991.

  • HTML
  • ArcGIS GeoServices REST API
  • OGC WMS
  • CSV
  • ZIP
  • GeoJSON
  • 1 more in dataset

You can also access this registry using the API (see API Docs).

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