2000. California. Metropolitan Transportation Commission and U.S. Department of Commerce, Bureau of the Census, Geography Division. This polygon shapefile displays U.S. Census Block Groups for the San Francisco Bay Area in California as of January 1, 2000. Block Groups (BGs) are... California. Metropolitan Transportation Commission.
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2000. California. Metropolitan Transportation Commission and U.S. Department of Commerce, Bureau of the Census, Geography Division. This polygon shapefile represents U.S. Census Blocks for the San Francisco Bay Area of California as of the year 2000. Census blocks are statistica... California. Metropolitan Transportation Commission.
2000. California. Metropolitan Transportation Commission and U.S. Department of Commerce, Bureau of the Census, Geography Division. The polygons in this data layer represent U.S. Census Blocks for the San Francisco Bay Area in California. These data have been clipped to the shor... California. Metropolitan Transportation Commission.
2010. California. Department of Water Resources and County of San Mateo Information Services Department. This polygon shapefile represents census blocks within the San Mateo County Sea Level Rise Vulnerability Assessment Project area. Data include vari... County of San Mateo Information Services Department.
1990. California. Metropolitan Transportation Commission. This polygon shapefile contains the Census places for the state based as of January 1, 1990. Places, for the reporting of decennial census data, in... California. Metropolitan Transportation Commission.
2010. Monterey County (Calif.). This polygon shapefile represents 2010 census designated places (CDP) in Monterey County, California. Places, for the reporting of decennial census... Monterey County (Calif.).
2010. O'Neill, Michael and California. Office of Statewide Health Planning and Development. This polygon shapefile represents zip code tabulation areas (ZCTAs) for the state of California. These data were gathered from the 2010 Census demo... California. Office of Statewide Health Planning and Development.
1930. University of Arizona. Library. Statewide coverage of 1930 Census County Subdivisions (Minor Civil Divisions). University of Arizona.
1940. University of Arizona. Library. Statewide coverage of 1940 Census County Subdivisions (Minor Civil Divisions). University of Arizona.
1950. University of Arizona. Library. Statewide coverage of 1950 Census County Subdivisions. University of Arizona.
1960. University of Arizona. Library. Statewide coverage of 1960 Census County Subdivisions. University of Arizona.
1970. University of Arizona. Library. Statewide coverage of 1970 Census County Subdivisions. University of Arizona.
2010. United States. Bureau of the Census and United States. National Ocean Service. This polygon shapefile represents population and race by county for coastal regions in the Northeastern United States for 2010. This data product w... Northeast Ocean Data.
2010. United States. Bureau of the Census and United States. National Ocean Service. This polygon shapefile represents population and race by state for coastal regions in the Northeastern United States for 2010. This data product wa... Northeast Ocean Data.
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.
2013. U.S. Census Bureau. Geography Division and Environmental Systems Research Institute (Redlands, Calif.). This polygon shapefile represents the 2010 Census urban areas in the United States. An urban area comprises a densely settled core of census tracts... Environmental Systems Research Institute (Redlands, Calif.).
2013. United States. Bureau of Transportation Statistics and United States. Bureau of the Census. Geography Division. This polygon shapefile contains areas of urban land extracted from the United States Census Bureau's MAF/TIGER Database (MTDB). The MTDB represents... United States. Bureau of Transportation Statistics.
1920. University of Arizona. Library. Statewide coverage of 1920 Census City Wards for Arizona. Wards were identified from textual descriptions of boundaries. University of Arizona.
1930. University of Arizona. Library. Statewide coverage of 1930 Census City Wards for Arizona. Wards were determined from textual description of the boundaries. University of Arizona.
