There are 446 Colleges & Universities in San Diego County, California, serving a population of 3,283,665 people in an area of 4,206 square miles. There is 1 College & University per 7,362 people, and 1 College & University per 9 square miles.
In California, San Diego County is ranked 12th of 58 counties in Colleges & Universities per capita, and 8th of 58 counties in Colleges & Universities per square mile.