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1990. California. Metropolitan Transportation Commission. This polygon shapefile displays Census tracts for the San Francisco Bay Area in California based on entity boundaries established on January 1, 199... California. Metropolitan Transportation Commission.
2000. California. Metropolitan Transportation Commission. This polygon shapefile displays Census tracts for the San Francisco Bay Area in California, based on entity boundaries established on January 1, 20... California. Metropolitan Transportation Commission.
2000. California. Metropolitan Transportation Commission. This polygon shapefile represents ZIP Code Tabulation Areas (ZCTAs) for the entire state. ZCTAs are a new statistical entity developed by the U.S. ... California. Metropolitan Transportation Commission.
2009. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts a watershed integrity cluster analysis at the CalWater 2.2.1 Planning Watershed (PWS) level performed by mapping fac... Bay Area Open Space Council.
2010. United States. Bureau of the Census and County of San Mateo Information Services Department. This polygon shapefile represents population from the 2010 US Census Bureau for San Mateo County, California. The TIGER/Line Files are shapefiles a... County of San Mateo Information Services Department.