There are 134 Day Spas in Snohomish County, Washington, serving a population of 771,904 people in an area of 2,087 square miles. There is 1 Day Spa per 5,760 people, and 1 Day Spa per 15 square miles.
In Washington, Snohomish County is ranked 3rd of 39 counties in Day Spas per capita, and 5th of 39 counties in Day Spas per square mile.