There are 30 Truck Washes in Washington, serving a population of 7,169,967 people in an area of 66,439 square miles. There is 1 Truck Wash per 238,998 people, and 1 Truck Wash per 2,214 square miles.
The state of Washington is ranked 33rd in Truck Washes per capita, and 31st in Truck Washes per square mile.