There are 116 Car Washes in Middlesex County, Massachusetts, serving a population of 1,582,857 people in an area of 818 square miles. There is 1 Car Wash per 13,645 people, and 1 Car Wash per 7 square miles.
In Massachusetts, Middlesex County is ranked 10th of 14 counties in Car Washes per capita, and 4th of 14 counties in Car Washes per square mile.