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 Diego State University by the state Board of Education." By the 1930s the school had outgrown its original campus. In 1931 it moved to its current location on a mesa at what was then the eastern edge of San Diego. In 1935, the school expanded its offerings beyond teacher education and became San Diego State College. In 1960, San Diego State College became a part of the California State Colleges system, now known as The California State University. Finally in 1972, San Diego State College became California State University, San Diego, and in 1974 San Diego State University (SDSU). John F. Kennedy, then