There are 121 Plumbing Services in Black Hawk County, Iowa, serving a population of 132,960 people in an area of 566 square miles. There is 1 Plumbing Service per 1,098 people, and 1 Plumbing Service per 4 square miles.
In Iowa, Black Hawk County is ranked 24th of 99 counties in Plumbing Services per capita, and 3rd of 99 counties in Plumbing Services per square mile.