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Look. Learn. Explore.

Welcome to the Department of Archaeology and Historic Preservation's website! On this site you will find information on historic buildings, the archaeology of Washington State, how to navigate our regulatory processes and how to nominate properties to the State and National Register of Historic Places.  Be sure to explore Washington State's historic places through our WISAARD Portal. And enjoy our image gallery! 

Find a Historic Place

Use our Wisaard to find historic sites on a map or to search for photos or National Register nominations!

Start Wisaard

wisaard map

DAHP on a MAP

DAHP programs reach all corners of the state. See where grant money goes and tax credit projects happen! 

Explore the Map

Programs map

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Weyerhaueser Office Building, Everett
Weyerhaueser Office Building, Everett
Weyerhaueser Office Building Fireplace
Weyerhaueser Office Building Fireplace
Clay Tile Silos, Port of Bellingham
Puyallup Fish Hatchery
Post Office, Lynden
Barn, Roslyn
House, Port Townsend
Hewitt Avenue Historic District, Everett
Downtown Roslyn
Downtown Lynden
Commercial Building, Seattle
Commercial Building, Seattle
Commercial Building, Ritzville
Carnegie Library, Ritzville
Downtown Anacortes
Alphabet House, Richland
TrinityLutheranChurch_Endicott (4).jpg
TrinityLutheranChurch_Endicott (1).jpg
TrinityLutheranChurch_Endicott (5).jpg
TrinityLutheranChurch_Endicott (2).jpg
IMG_3554.JPG
Cushman Substation, Tacoma
Weyerhaueser Office Building, Everett
Weyerhaueser Office Building Fireplace
Clay Tile Silos, Port of Bellingham
Puyallup Fish Hatchery
Post Office, Lynden
Barn, Roslyn
House, Port Townsend
Hewitt Avenue Historic District, Everett
Downtown Roslyn
Downtown Lynden
Commercial Building, Seattle
Commercial Building, Ritzville
Carnegie Library, Ritzville
Downtown Anacortes
Alphabet House, Richland
TrinityLutheranChurch_Endicott (4).jpg
TrinityLutheranChurch_Endicott (1).jpg
TrinityLutheranChurch_Endicott (5).jpg
TrinityLutheranChurch_Endicott (2).jpg
IMG_3554.JPG
Cushman Substation, Tacoma

About Us

The Department of Archaeology and Historic Preservation is Washington State's primary agency with knowledge and expertise in historic preservation. We advocate for the preservation of Washington's irreplaceable historic and cultural resources - significant buildings, structures, sites, objects and districts - as assets for the future. Please feel free to call (360) 586-3065 or drop by our office if you need assistance. The office is open Monday through Friday - 8:00am to 5:00pm. However, staff may be available at different hours than DAHP regular business hours. Please see the Meet the Staff page for each staff member's hours.