Clinton County New York (Historic Districts) has 5 places on the National Register of Historic Places including 1 place of National significance. Significant places include Plattsburgh Bay, Brinkerhoff Street Historic District, Court Street Historic District, Keeseville Historic District and United States Oval Historic District.
Some of the country's most noteable architects helped create the Clinton County places including US Army. Prominent architectural styles found in Clinton Country are Mid 19th Century Revival, Gothic Revival and Italianate.