what county is sunnyvale, california in?
Sunnyvale is located close to the center of California. Sunnyvale is part of Santa Clara County. Sunnyvale has 21.99 square miles of land area and 0.70 square miles of water area. As of 2010, the total Sunnyvale population is 140,081, which has grown 6.32% since 2000. The population growth rate is lower than the state average rate of 9.99% and is lower than the national average rate of 9.71%. Sunnyvale median household income is $96,884 in 2008-2012 and has grown by 30.20% since 2000.