Cooper County Missouri (Historic Districts) has 14 places on the National Register of Historic Places including 3 places of National significance and 8 places of Statewide significance. Significant places include Arrow Rock, Mellor Village and Mounds Archeological District (Boundary Increase), Ravenswood, Historic District A and Historic District B.
Prehistoric cultural affiliation(s) include Early Woodland Phase, Terminal Havana Phase, Hopewell and Middle Woodland dating back to 999 BC.
The famous person William H. Ashley is associated with one of more of the Cooper County historic places. Prominent architectural styles found in Cooper Country are Late Victorian, Queen Anne and Greek Revival.