The Pacific County Historical Society seeks to preserve and share the history of Pacific County, Washington. To this end, the society operates the Pacific County Museum, the collections of which include more than 10,000 photographs, 1,500 artifacts, and historical documents. Areas of focus include Native American history, natural history, transportation, maritime history, daily life, and natural resources.

The museum offers exhibits and research collection access. Access to the research collection requires an appointment with the director.