There are 226 Book Stores in San Diego County, California, serving a population of 3,283,665 people in an area of 4,206 square miles. There is 1 Book Store per 14,529 people, and 1 Book Store per 18 square miles.
In California, San Diego County is ranked 14th of 58 counties in Book Stores per capita, and 10th of 58 counties in Book Stores per square mile.