There are 132 Hair Salons in St. Louis County, Missouri, serving a population of 999,539 people in an area of 508 square miles. There is 1 Hair Salon per 7,572 people, and 1 Hair Salon per 3 square miles.
In Missouri, St. Louis County is ranked 84th of 115 counties in Hair Salons per capita, and 3rd of 115 counties in Hair Salons per square mile.