Here you have the list of reviews of Parks in Washington. Here you can also check the information of Parks in Seattle, Olympia, Spokane, Tacoma, Vancouver, Bellevue, Everett between many others... The state of Washington (WA), whose capital is Olympia, expands over a total surface area of 71,299 sq miles. Its population is about 13.90 hab/sq miles. Being its most populated city Seattle.