Tompkins County New York (Historic Districts) has 8 places on the National Register of Historic Places including 1 place of Statewide significance. Significant places include De Witt Park Historic District, Cornell Heights Historic District, Cornell Heights Historic District, Dryden Historic District and East Hill Historic District.
Some of the country's most noteable architects helped create the Tompkins County places including William H. Miller. Prominent architectural styles found in Tompkins Country are Greek Revival, Italianate and Colonial Revival.