There are 319 Plumbing Services in San Luis Obispo County, California, serving a population of 280,119 people in an area of 3,300 square miles. There is 1 Plumbing Service per 878 people, and 1 Plumbing Service per 10 square miles.
In California, San Luis Obispo County is ranked 9th of 58 counties in Plumbing Services per capita, and 26th of 58 counties in Plumbing Services per square mile.