About University of California, San Diego. University of California, San Diego in La Jolla, CA reports an overall acceptance rate of 26.8%, an SAT middle 50% of 1310–1500, a class size of 7,330, and a yield of 21.0% based on the most recent Common Data Set filings. Test-blind UC campus with top-tier STEM programs, especially bioengineering, CS, and marine biology. Highly selective among UC schools.