There are 166 HVAC Companies in Middlesex County, New Jersey, serving a population of 837,288 people in an area of 309 square miles. There is 1 HVAC Companies per 5,043 people, and 1 HVAC Companies per 1 square miles.
In New Jersey, Middlesex County is ranked 14th of 21 counties in HVAC Companies per capita, and 6th of 21 counties in HVAC Companies per square mile.