Montgomery County New York (Historic Districts) has 14 places on the National Register of Historic Places including 1 place of National significance and 1 place of Statewide significance. Significant places include Erie Canal and Kilts Farmstead, Fort Plain Conservation Area, Fort Plain Historic District (Boundary Increase) and Fultonville Historic District.
Prehistoric cultural affiliation(s) include Mohawk dating back to 1000. Prominent architectural styles found in Montgomery Country are Greek Revival, Other and Federal.