Riverside County is one of fifty-eight counties in the U.S. state of California. As of the 2010 census, the population was 2,189,641, making it the 4th-most populous county in California and the 11th-most populous in the United States. The name was derived from the city of Riverside, which is the county seat.
Images for kids
Yucca pines near Ryan Mountain Trail in Joshua Tree National Park
Riverside County Historic Courthouse
The 161-foot, 48-bell, carillon tower at the University of California, Riverside.