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Census Tracts in 1970
District of Columbia —
Census Year 1970 Census Tracts. The dataset contains polygons representing CY 1970 census tracts, created as part of the D.C. Geographic Information System (DC GIS)... -
Built Environment Indicators and Health Map
District of Columbia —
The online tool highlights how close in walking distance DC census tracts are to various features of the built environment spanning nine key drivers--education,...