There are 165 Plumbing Services in Carroll County, Maryland, serving a population of 167,319 people in an area of 448 square miles. There is 1 Plumbing Service per 1,014 people, and 1 Plumbing Service per 2 square miles.
In Maryland, Carroll County is ranked 1st of 24 counties in Plumbing Services per capita, and 7th of 24 counties in Plumbing Services per square mile.