| Nom du Parc | Ville | Type du Parc |
| Ebey's Landing National Historical Reserve |
Coupeville | National Historical Reserve |
| Fort Vancouver National Historic Site |
Vancouver | National Historic Site |
| Klondike Gold Rush - Seattle Unit National Historical Park |
Seattle | National Historical Park |
| Lake Chelan National Recreation Area | Stehekin | National Recreation Area |
| Lake Roosevelt National Recreation Area |
Coulee Dam le long de la rivière Columbia | National Recreation Area |
| Mount Rainier National Park | Seattle, Tacoma, Yakima et Portland en Oregon | National Park |
| North Cascades National Park | Marblemount | National Park |
| Olympic National Park | Port Angeles au nord, Hoodsport au sud, Seattle et Tacoma à l'est et Forks à l'ouest | National Park |
| Ross Lake National Recreation Area | Newhalem | National Recreation Area |
| San Juan Island National Historical Park |
Friday Harbor | National Historical Park |
