There are 401 Plumbing Services in San Joaquin County, California, serving a population of 724,153 people in an area of 1,392 square miles. There is 1 Plumbing Service per 1,805 people, and 1 Plumbing Service per 3 square miles.
In California, San Joaquin County is ranked 46th of 58 counties in Plumbing Services per capita, and 14th of 58 counties in Plumbing Services per square mile.