What is alameda county Contact?
Alameda County in the state California is a county in the US. Alameda County was formed on March 25, 1853 and it occupies most of the East Bay region of the San Francisco Bay Area. The county covers a total area of 821.15 square miles (2,126.8 km2) according to the 2000 census. The counties Adjacent to Alameda County include San Mateo County, California - west, San Joaquin County, California - east, Contra Costa County, California - north, Stanislaus County, California - southeast by a corner etc.