There are 1246 Banks & Credit Unions in San Diego County, California, serving a population of 3,283,665 people in an area of 4,206 square miles. There is 1 Bank & Credit Union per 2,635 people, and 1 Bank & Credit Union per 3 square miles.
In California, San Diego County is ranked 17th of 58 counties in Banks & Credit Unions per capita, and 10th of 58 counties in Banks & Credit Unions per square mile.