There are 187 Plumbing Services in Knox County, Tennessee, serving a population of 452,286 people in an area of 509 square miles. There is 1 Plumbing Service per 2,418 people, and 1 Plumbing Service per 2 square miles.
In Tennessee, Knox County is ranked 29th of 95 counties in Plumbing Services per capita, and 3rd of 95 counties in Plumbing Services per square mile.