1930. This polygon layer represents the Census Tract (1970) in Washington, DC 1970.
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1930. This polygon layer represents the Census Tract (1980) in Washington, DC 1980.
1930. This polygon layer represents the Census Tract in Washington, DC 1990.
6. Census Year 2000 Tract Polygons. This dataset contains polygon features, created as part of the DC Geographic Information System (DC GIS) for the D...
2002. The polygon layer represents the location and attributes of Central Employment Area in Washington, DC 2002.
2005. This dataset represents the occupancy permits in Washington, DC 2005.
7. This point dataset represents locations for charter schools in Washington, DC 2007.
6. This point dataset represents locations of Child Care Sites in Washington, DC 2006.
2004. This dataset represents the boundaries of Healthy Families/Thriving Communities in Washington, DC 2004.
7. The dataset represents the locations and attributes of Commission of fine arts review areas in Washington, DC 2005.