There are 165 Laboratories in San Diego County, California, serving a population of 3,283,665 people in an area of 4,206 square miles. There is 1 Laboratory per 19,901 people, and 1 Laboratory per 25 square miles.
In California, San Diego County is ranked 13th of 58 counties in Laboratories per capita, and 9th of 58 counties in Laboratories per square mile.