Palm Desert is a city in the Coachella Valley region of eastern Riverside County, California. The city is located in the Colorado Desert arm of the Sonoran Desert, about 14 miles east of Palm Springs, 121 miles northeast of San Diego and 122 miles east of Los Angeles. The population was 51,163 at the 2020 census, and the city has been one of the state's fastest-growing since 1980, when its population was 11,801.