article: Jefferson County, New York
links: New York's 21st congressional district Watertown (city), New York Frontenac County New York (state) 2020 United States Census President of the United States Law Naming United Counties of Leeds and Grenville Lewis County, New York Hamlet (place) Canada Albany County, New York 10th Mountain Division United States Census Bureau Oswego County, New York New York's 24th congressional district Province of New York Thomas Jefferson St. Lawrence County, New York U.S. state Lake Ontario Watertown, New York Ontario County (United States)