There are 496 HVAC Companies in Orange County, California, serving a population of 3,155,816 people in an area of 791 square miles. There is 1 HVAC Companies per 6,362 people, and 1 HVAC Companies per 1 square miles.
In California, Orange County is ranked 16th of 58 counties in HVAC Companies per capita, and 2nd of 58 counties in HVAC Companies per square mile.