There are 512 Auto Parts & Accessories Stores in Middlesex County, Massachusetts, serving a population of 1,582,857 people in an area of 818 square miles. There is 1 Auto Parts & Accessories Store per 3,091 people, and 1 Auto Parts & Accessories Store per 1 square miles.
In Massachusetts, Middlesex County is ranked 11th of 14 counties in Auto Parts & Accessories Stores per capita, and 2nd of 14 counties in Auto Parts & Accessories Stores per square mile.