There are 291 Outdoor Activities in San Diego County, California, serving a population of 3,283,665 people in an area of 4,206 square miles. There is 1 Outdoor Activity Venue per 11,284 people, and 1 Outdoor Activity Venue per 14 square miles.
In California, San Diego County is ranked 40th of 58 counties in Outdoor Activities per capita, and 11th of 58 counties in Outdoor Activities per square mile.