Yucca Valley is an incorporated town in San Bernardino County, California, United States. The population was 21,738 as of the 2020 census. Yucca Valley lies 20 miles (32 km) north of Palm Springs, and 49 miles (79 km) east of San Bernardino. Bordered to the south by the Joshua Tree National Park and to the west by the San Bernardino Mountains, the town of Yucca Valley is located in the Mojave Desert at roughly 3,300 feet (1,000 m) above sea level.