There are 194 Laboratories in Orange County, California, serving a population of 3,155,816 people in an area of 791 square miles. There is 1 Laboratory per 16,267 people, and 1 Laboratory per 4 square miles.
In California, Orange County is ranked 8th of 58 counties in Laboratories per capita, and 2nd of 58 counties in Laboratories per square mile.