There are 4506 General Contractors in San Mateo County, California, serving a population of 763,450 people in an area of 449 square miles. There is 1 General Contractor per 169 people, and 1 General Contractor per square mile.
In California, San Mateo County is ranked 24th of 58 counties in General Contractors per capita, and 3rd of 58 counties in General Contractors per square mile.