Washington - Area of significance: Industry
| Agen Warehouse |
| Albers Brothers Mill |
| American Firebrick Company |
| Anderson-Beletski Prune Farm |
| Arndt Prune Dryer |
| ARTHUR FOSS (tugboat) |
| Balfour Dock Building |
| Ballard Avenue Historic District |
| Bay View Brewery |
| Black Diamond Cemetery |
| Black Warrior Mine |
| Blewett Arrastra |
| Boeing, William E., House |
| Boundary Hydroelectric Project |
| Bridge Creek Cabin-Ranger Station |
| Building No. 105, Boeing Airplane Company |
| Butler-Jackson House |
| Cabin Creek Historic District |
| Campbell House |
| Camp Six |
| Carmichael, Elizabeth Loudon, House |
| Carmichael-Loudon House |
| Cedar Creek Grist Mill |
| Central Steam Heat Plant |
| City of Cheney Historic District |
| Clark Mansion |
| Coke Ovens |
| Columbia River Gillnet Boat |
| Columbia River Quarantine Station |
| Colville Flour Mill |
| Cottage Avenue Historic District |
| Covington Electrical Substation, Bonneville Power Administration |
| Cowley Park |
| Cushman Hydroelectric Project Historic District |
| Cushman No. 1 Hydroelectric Power Plant |
| Cushman No. 2 Hydroelectric Power Plant |
| Diablo Hydroelectric Power Plant |
| Dockton Hotel |
| Donovan, J. J., House |
| DuPont Village Historic District |
| Dybdall Gristmill |
| East Downtown Historic District |
| Electric Light Works Building |
| Elwha River Hydroelectric Power Plant |
| Finch House |
| Ford Motor Company Assembly Plant |
| Fort Vancouver National Historic Site |
| Fruit and Produce Row Historic District |
| Galbraith, John, House |
| Gas Works Park |
| Georgia-Pacific Plywood Company Office |
| Gilbert's Cabin |
| Glines Canyon Hydroelectric Power Plant |
| Gorge Hydroelectric Power Plants |
| Grimm House |
| Hidden Houses |
| Hollywood Farm |
| Howard, A. E., House |
| Hudsons Bay Gristmill Site on Colville River |
| Irondale Historic District |
| Kirk, Peter, Building |
| Lake Chelan Hydroelectric Power Plant |
| Larson, Lewis P., House |
| Liberty Historic District |
| Little Falls Hydroelectric Power Plant |
| Long Lake Hydroelectric Power Plant |
| Lower Baker River Hydroelectric Power Plant |
| McCleary, Henry, House |
| McCleary Hotel, Old |
| Meese, Gustav, Building |
| Merrill, R. D., House |
| Meyers Falls Power Plant Historic District |
| Miller, Alexander, House |
| Mill House |
| Minkler, Birdsey D., House |
| MV PLOVER (ferry) |
| Nine Mile Hydroelectric Power Plant Historic District |
| Nooksack Falls Hydroelectric Power Plant |
| North Bonneville Archeological District |
| North Coast Casket Company Building |
| Northwestern Improvement Company Store |
| Olsen, Ben, House |
| Olson, Louis and Ellen, House |
| Oysterville Historic District |
| Pacific Brewing and Malting Company |
| Pacific Coast Company House No. 75 |
| Pagani, Luigi and Aurora, House |
| Palmer, A.L., Building |
| Palmer, O. K., House |
| Pioneer Square-Skid Road District |
| Port Gamble Historic District |
| Riblet, Royal, House |
| Roche Harbor |
| Roslyn Historic District |
| Rust, William Ross, House |
| Salsich Lumber Company Superintendent's House |
| San Juan Lime Company-Cowell's |
| Schade Brewery |
| SCHOONER MARTHA |
| Sehome Hill Historic District |
Data from United States Park Service and Wikidata
