Washington - Criteria: A (event)
| Community Center and War Memorial Building |
| Cooper, Frank B., Elementary School |
| Copper Mountain Fire Lookout |
| Corbin Park Historic District |
| Cordova Theater |
| Cornish School |
| Covington Electrical Substation, Bonneville Power Administration |
| Cowen Park Bridge |
| Curlew Bridge |
| Cushman No. 1 Hydroelectric Power Plant |
| Cushman No. 2 Hydroelectric Power Plant |
| Cushman Substation |
| Dacres Hotel |
| Davenport Hotel |
| Daylight Building |
| Dearborn, Henry H., House |
| Deception Pass |
| Deep River Pioneer Lutheran Church |
| Desmet Avenue Warehouse Historic District |
| Desolation Peak Lookout |
| Devil's Corner Cliff Walk |
| Diablo Hydroelectric Power Plant |
| Dieringer School |
| Dodger Point Fire Lookout |
| Dofflemyer Point Light |
| Dougherty, John and Kate, Farmstead |
| Douglas County Courthouse |
| Downtown Bellingham Historic District |
| Downtown Pomeroy Historic District |
| Downtown Waterville Historic District |
| Downtown Wenatchee Historic District |
| Dr. Trueblood House |
| Duckabush River Bridge |
| Dungeness River Bridge |
| Dungeness School |
| DuPont Village Historic District |
| DUWAMISH |
| Eagle Ranger Station |
| Eagles Auditorium Building |
| Early Winters Ranger Station Work Center |
| East 34th Street Bridge |
| East Downtown Historic District |
| Edgar Rock Lodge |
| Edith Creek Chlorination House |
| Elbe Evangelical Lutheran Church |
| Eldridge Avenue Historic District |
| Eldridge Building |
| Electric Light Works Building |
| Elkhorn Guard Station |
| Elk Lick Lodge |
| Elks Building |
| Elks Building |
| Elwah Campground Community Kitchen |
| Elwha Ranger Station |
| Elwha River Bridge |
| Elwha River Hydroelectric Power Plant |
| Emmanuel Episcopal Church |
| Enchanted Valley Chalet |
| Engine House No. 11 |
| Engine House No. 13 |
| Engine House No. 4 |
| Engine House No. 8 |
| Engine House No. 9 |
| Everett Carnegie Library |
| Everett City Hall |
| Everett Fire Station No. 2 |
| Everett High School |
| Evergreen Hotel |
| Evergreen Mountain Lookout |
| Fairfax Bridge |
| Fairhaven Historic District |
| Fairweather-Trevitt House |
| Falls City Masonic Hall |
| Farrell Building |
| Federal Reserve Bank of San Francisco, Seattle Branch |
| Fifteen Mile Shelter |
| Finch, John A., Memorial Nurses Home |
| FIREBOAT NO.1 |
| Fireboat Station |
| Fire Station No. 1 |
| Fire Station No. 10 |
| Fire Station No. 14 |
| Fire Station No. 15 |
| Fire Station No. 18 |
| Fire Station No. 2 |
| Fire Station No. 23 |
| Fire Station No. 25 |
| Fire Station No. 5 |
| First Christian Church |
| First Congregational Church of Spokane |
| First Methodist Episcopal Church |
| First Methodist Protestant Church of Seattle |
| Floral Hall |
| Ford Motor Company Assembly Plant |
| Fort Flagler |
| Fort George Wright Historic District-Fort George Wright Cemetery |
| Fort Lawton |
| Fort Nisqually Granary and Factor's House |
| Fort Okanogan, Sites of |
| Fort Simcoe State Park |
Data from United States Park Service and Wikidata
