Kings County is a county located in the Central Valley of the U.S. state of California. It is located in a rich agricultural region. Kings County is also home to NAS Lemoore, which is the U.S. Navy's newest and largest master jet air station. The county seat is Hanford. The United States Census Bureau defines Kings County as encompassing the entire Hanford–Corcoran Metropolitan Statistical Area (MSA Code 25260). The population was 152,982 at the time of the 2010 U.S. Census.