Valle Vista is a census-designated place (CDP) in Riverside County, California, United States and is located in the San Jacinto Valley. Some areas of Valle Vista are considered to be part of both unincorporated San Jacinto and Hemet but has yet to be incorporated. The population was 11,036 at the 2010 census, up from 8,356 at the 2000 census.
San Jacinto is a city in Riverside County, California, U.S.A. It was named after Saint Hyacinth and is located at the north end of the San Jacinto Valley, with Hemet to its south. The mountains associated with the valley are the San Jacinto Mountains. The population was 44,199 at the 2010 census. The city was founded in 1870, and incorporated on April 9, 1888, making it one of the oldest cities in Riverside County.