Baker County Oregon (Historic Districts) has 3 places on the National Register of Historic Places including 1 place of National significance and 1 place of Statewide significance. Significant places include Unity Ranger Station and Baker Historic District, Sumpter Valley Railway Historic District.
Some of the country's most noteable architects helped create the Baker County places including USDA Forest Svce. Architecture Group, Civilian Conservation Corps and Joseph A. West. Prominent architectural styles found in Baker Country are Late Victorian.