There are 319 Parking Lots & Garages in Washington, serving a population of 7,169,967 people in an area of 66,439 square miles. There is 1 Parking Lot & Garage per 22,476 people, and 1 Parking Lot & Garage per 208 square miles.
The state of Washington is ranked 12th in Parking Lots & Garages per capita, and 19th in Parking Lots & Garages per square mile.