Hesperia is a city in San Bernardino County, California, United States. It is located in the Mojave Desert 15 miles (24 km) north of San Bernardino. The locals refer to the surrounding area as the High Desert. As of the 2010 census, the city had a population of 90,173, up from 62,582 at the 2000 census.
Hesperia is a city situated within the Mojave Desert which is a Geomorphic Province on volcanic rock with upper soils characterized by light to dark brown silty sand. (Earth Metrics, 1989) The California Aqueduct traverses the Hesperia area. Much of the native flora of Hesperia is classified as California desert vegetation, dominated by junipers, joshua trees and sagebrush. The elevation rises from 3,200 in the north to about 4,000 feet (1,200 m) above sea level to the south. The San Andreas Fault, a major tectonic plate boundary of the Pacific and North American plates a few miles south of Hesperia in the Cajon Pass, has occasional seismic activity.
Hesperia is located at 3,191 feet (973 m) above sea level. It is an immediate neighbor of Victorville and Apple Valley, California.