There are 120 Hair Salons in Mercer County, New Jersey, serving a population of 373,362 people in an area of 225 square miles. There is 1 Hair Salon per 3,111 people, and 1 Hair Salon per 1 square miles.
In New Jersey, Mercer County is ranked 5th of 21 counties in Hair Salons per capita, and 8th of 21 counties in Hair Salons per square mile.