Canadian County Oklahoma (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 Fort Reno and Darlington Agency Site, Bridgeport Hill--Hydro OK 66 Segment.
Some of the country's most noteable architects helped create the Canadian County places including Kansas City Bridge Company. Prominent architectural styles found in Canadian Country are .