There are 185 Mass Media Companies in San Diego County, California, serving a population of 3,283,665 people in an area of 4,206 square miles. There is 1 Mass Media Company per 17,749 people, and 1 Mass Media Company per 22 square miles.
In California, San Diego County is ranked 12th of 58 counties in Mass Media Companies per capita, and 10th of 58 counties in Mass Media Companies per square mile.