Travelers are voting Woodland Park Zoo as the best zoo in Seattle. There is 2 zoos in Portland a city just 145 km from Seattle. The most popular of these is Washington Park in Portland. You can find 4 zoos in Washington and 98 zoos in the country of United States. Our members favorite in Washington is Point Defiance Zoo & Aquarium and Jacksonville Zoo & Gardens is the top pick in United States. Want more? Check out our map of zoos in Seattle.