Rancho San Diego, California Rancho San Diego, California Rancho San Diego is a census-designated place (CDP) in San Diego County, California. The population was 21,208 at the 2010 census, up from 20,155 at the 2000 census. The area was developed as subdivisions beginning in the 1970s. Rancho San Diego is located at (32.765985, -116.921477). According to the United States Census Bureau, the CDP has a total area of , all land. The chance of earthquake damage in Rancho San Diego is much lower than California average and is much higher than the national average. The risk of tornado damage in Rancho San Diego is
San Pasqual, San Diego County, California San Pasqual, San Diego County, California San Pasqual, the Kumeyaay pueblo, in San Diego County, California, that was once located in the San Pasqual Valley and for which the valley is named. In pre-Hispanic times the Kumeyaay had lived for centuries in the San Pasqual Valley. Following the closing of the missions by the Mexican government in 1833, the Kumeyaay moved back to their San Pasqual Valley and the Kumeyaay pueblo of San Pasqual was established on November 16, 1835. The village of San Pasqual was a stop on the road between San Diego and Sonora from the late 1820s.