There are 147 Auto Parts & Accessories Stores in Union County, New Jersey, serving a population of 557,320 people in an area of 103 square miles. There is 1 Auto Parts & Accessories Store per 3,791 people, and 1 Auto Parts & Accessories Store per square mile.
In New Jersey, Union County is ranked 19th of 21 counties in Auto Parts & Accessories Stores per capita, and 3rd of 21 counties in Auto Parts & Accessories Stores per square mile.