Inyokern (formerly, Siding 16 and Magnolia) is a census-designated place (CDP) in Kern County, California, United States. Inyokern is located 8 miles (13 km) west of Ridgecrest, at an elevation of 2434 feet (742 m). Located in the Indian Wells Valley. The population was 1,099 at the 2010 census, up from 984 at the 2000 census. It was a railroad town established along the Southern Pacific railroad Lone Pine Branch (now removed). It is served by Inyokern Airport.
Inyokern is located at 35°38′49″N 117°48′45″W / 35.64694°N 117.8125°W / 35.64694; -117.8125. It lies in Indian Wells Valley, with the eastern slopes of the Sierra Nevada rising to the west.
It is on U.S. Route 395, the main north-south artery, connecting the Inland Empire to Reno, Nevada. US 395 also connects Inyokern to Los Angeles via State Route 14 through Palmdale.