There are 129 Day Spas in San Francisco County, California, serving a population of 864,263 people in an area of 47 square miles. There is 1 Day Spa per 6,699 people, and 1 Day Spa per square mile.
In California, San Francisco County is ranked 14th of 58 counties in Day Spas per capita, and 1st of 58 counties in Day Spas per square mile.