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You searched for: Author District of Columbia GIS Program Remove constraint Author: District of Columbia GIS Program Time Period 1950-1999 Remove constraint Time Period: 1950-1999
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Advisory Neighborhood Commission: Washington, D.C., 1990

1990. District of Columbia GIS Program. Advisory Neighborhood Commission (ANC) polygons. This dataset contains polygons representing ANC boundaries in 1990C. Office of the Chief Technolog...

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Census Tracts by Population - 1990: Washington, D.C.

1990. District of Columbia GIS Program. Census Year 1990 Tract Polygons. This dataset contains polygon features, created as part of the DC Geographic Information System (DC GIS) for the D...

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Census Tracts: Washington, D.C., 1950

1950. District of Columbia GIS Program. Census Year 1950 Census Tracts. The dataset contains polygons representing CY 1950 census tractsC. Geographic Information System (DC GIS) for the D...

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Census Tracts: Washington, D.C., 1960

1960. District of Columbia GIS Program. Census Year 1960 Census Tracts. The dataset contains polygons representing CY 1960 census tractsC. Geographic Information System (DC GIS) for the D...

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Census Tracts: Washington, D.C., 1970

1970. District of Columbia GIS Program. Census Year 1970 Census Tracts. The dataset contains polygons representing CY 1970 census tractsC. Geographic Information System (DC GIS) for the D...

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Census Tracts: Washington, D.C., 1980

1980. District of Columbia GIS Program. Census Year 1980 Census Tracts. The dataset contains polygons representing CY 1980 census tractsC. Geographic Information System (DC GIS) for the D...

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Census Tracts: Washington, D.C., 1990

1990. District of Columbia GIS Program. Census Year 1990 Tract Polygons. This dataset contains polygon featuresC. Office of the Chief Technology Officer (OCTO) and participating D.C. gove...

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Floodplains from 1985: Washington, D.C.

1985. District of Columbia GIS Program. Floodplains from 1985. The FIRM is the basis for floodplain management, mitigation, and insurance activities for the National Flood Insurance Progr...

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Single Member District: Washington, D.C., 1990

1990. District of Columbia GIS Program. District of Columbia Single Member District (SMD) boundaries. This dataset contains lines representing advisory neighborhood commission (ANC) singl...

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Voting Precinct: Washington, D.C., 1990

1990. District of Columbia GIS Program. 1990 Voting Precincts. The dataset contains polygons representing boundaries of District of Columbia voting precincts This data was created as part...

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Ward: Washington, D.C., 1990

1990. District of Columbia GIS Program. Wards. The dataset contains polygons representing boundaries of District of Columbia 1990 election wardsC. Office of the Chief Technology Officer (...

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Zoning Regulations: Washington, D.C., 1958

1958. District of Columbia GIS Program. Zoning. The dataset contains polygons representing zoning districts Zoning districts were identified from official adopted zoning and unofficial zo...