Wahkiakum County Washington (Vacant / Not In Use) has 2 places on the National Register of Historic Places including 1 place of Statewide significance. Significant places include Columbia River Gillnet Boat, Deep River Pioneer Lutheran Church.
Some of the country's most noteable architects helped create the Wahkiakum County places including Wilson Shipyards. Prominent architectural styles found in Wahkiakum Country are Gothic Revival.