There are 460 Plumbing Services in Delaware County, Pennsylvania, serving a population of 563,384 people in an area of 184 square miles. There is 1 Plumbing Service per 1,224 people, and 1 Plumbing Service per square mile.
In Pennsylvania, Delaware County is ranked 7th of 67 counties in Plumbing Services per capita, and 2nd of 67 counties in Plumbing Services per square mile.