Monroe County Michigan (Historic Districts) has 6 places on the National Register of Historic Places including 1 place of National significance. Significant places include North Maumee Bay Archeological District, Dundee Historic District, East Elm-North Macomb Street Historic District, Old Village Historic District and St. Mary's Academy Historic District.
Prehistoric cultural affiliation(s) include Riviere Au Vase and Early Late Woodland dating back to 499 BC.
Some of the country's most noteable architects helped create the Monroe County places including Bohlen,D.A., & Son and John Addey. Prominent architectural styles found in Monroe Country are Italianate, Greek Revival and Art Deco.