There are 104 Auto Parts & Accessories Stores in Napa County, California, serving a population of 141,005 people in an area of 749 square miles. There is 1 Auto Parts & Accessories Store per 1,355 people, and 1 Auto Parts & Accessories Store per 7 square miles.
In California, Napa County is ranked 7th of 58 counties in Auto Parts & Accessories Stores per capita, and 16th of 58 counties in Auto Parts & Accessories Stores per square mile.