There are 129 Plumbing Supply Stores in Illinois, serving a population of 12,854,526 people in an area of 55,505 square miles. There is 1 Plumbing Supply Store per 99,647 people, and 1 Plumbing Supply Store per 430 square miles.
The state of Illinois is ranked 28th in Plumbing Supply Stores per capita, and 12th in Plumbing Supply Stores per square mile.