For the application year 2024, the Early Action acceptance rate at the University of California, San Diego is 26.8%, with 14,394 applicants being offered admission from a total of 53,778 submissions. Unfortunately, there is no historical data available for previous years to illustrate trends in the Early Action acceptance rates. The current rate indicates a competitive environment for early applicants at UCSD, but further data would be necessary to analyze shifts in applicant trends over time.