Lake Isabella (formerly, Isabella and Kernvale) is a census-designated place (CDP) in the southern Sierra Nevadas, in Kern County, California, United States, located near Lake Isabella. Lake Isabella is located 35 miles (56 km) east-northeast of Bakersfield, at an elevation of 2513 feet (766 m). The population was 3,466 at the 2010 census, up from 3,315 at the 2000 census. According to the United States Census Bureau, the CDP has a total area of 22.1 square miles (57 km2), over 98% of it land.
Lake Isabella is at the confluence of the North and South Forks of the Kern River. These rivers are 'wild', in that they are not controlled by any dam upstream. Upstream on the North Fork white water enthusiasts play in the spring and early summer. The famous Golden Trout originate in these rivers in the high country to the north.