There are 1322 K-12 Schools in San Diego County, California, serving a population of 3,283,665 people in an area of 4,206 square miles. There is 1 K-12 School per 2,483 people, and 1 K-12 School per 3 square miles.
In California, San Diego County is ranked 44th of 58 counties in K-12 Schools per capita, and 10th of 58 counties in K-12 Schools per square mile.