There are 497 Plumbing Services in Baltimore County, Maryland, serving a population of 828,637 people in an area of 599 square miles. There is 1 Plumbing Service per 1,667 people, and 1 Plumbing Service per 1 square miles.
In Maryland, Baltimore County is ranked 6th of 24 counties in Plumbing Services per capita, and 4th of 24 counties in Plumbing Services per square mile.