There are 418 Plumbing Services in Johnson County, Texas, serving a population of 160,173 people in an area of 725 square miles. There is 1 Plumbing Service per 383 people, and 1 Plumbing Service per 1 square miles.
In Texas, Johnson County is ranked 13th of 254 counties in Plumbing Services per capita, and 11th of 254 counties in Plumbing Services per square mile.