There are 755 Plumbing Services in DuPage County, Illinois, serving a population of 931,826 people in an area of 328 square miles. There is 1 Plumbing Service per 1,234 people, and 1 Plumbing Service per square mile.
In Illinois, DuPage County is ranked 4th of 102 counties in Plumbing Services per capita, and 2nd of 102 counties in Plumbing Services per square mile.