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2012. Alameda County Registrar of Voters . Alameda County Board of Education District with trustee area boundaries; boundaries have been updated to show changes for 2011-2012 redistricting.
2011. Alameda County Registrar of Voters . The dataset of the Board of Supervisor Districts within the boundaries of Alameda County. Dataset was created on December 7, 2011 by the Registrar ...
2006. Bay Area Open Space Council and California. Farmland Mapping and Monitoring Program. This polygon shapefile depicts urban land coverage for the nine county San Francisco Bay Area Region for 2004-2006. The data comes directly from th... Bay Area Open Space Council.
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.
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.
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.
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.
2011. Alameda County Registrar of Voters . The dataset is a draft of the city council districts within the boundaries of Alameda County. Dataset was created on December 7, 2011 by the Regist...
2005, 2006, 2007, 2008, and 2009. California. Metropolitan Transportation Commission. This polygon shapefile contains the California Metropolitan Transportation Commission's (MTC) Communities of Concern (COC) for the San Francisco Ba... California. Metropolitan Transportation Commission.
2011. Alameda County Registrar of Voters . Community College Districts, within the extent of Alameda County; boundaries have been updated to show 2011-2012 redistricting changes.