There are 1255 Plumbing Services in King County, Washington, serving a population of 2,118,119 people in an area of 2,115 square miles. There is 1 Plumbing Service per 1,687 people, and 1 Plumbing Service per 1 square miles.
In Washington, King County is ranked 20th of 39 counties in Plumbing Services per capita, and 1st of 39 counties in Plumbing Services per square mile.