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Census Tracts in 1940

Published by D.C. Office of the Chief Technology Officer | District of Columbia | Metadata Last Checked: June 27, 2025 | Last Modified: 2018-01-05T00:00:00.000Z
<div style='text-align:Left;'><div><div><p><span>Census Year 1940 Census Tracts. The dataset contains polygons representing CY 1940 census tracts, created as part of the D.C. Geographic Information System (DC GIS) for the D.C. Office of the Chief Technology Officer (OCTO) and participating D.C. government agencies. Census tracts were identified from maps provided by the U.S. Census Bureau and the D.C. Office of Planning. The tract polygons were created by selecting street arcs from the WGIS planimetric street centerlines. Where necessary, polygons were also heads-up digitized from 1995/1999 orthophotographs.</span></p></div></div></div>

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