Jefferson County, New York

• Adams@
• Adams Center@
• Alexandria Bay@
• Carthage@
• Chaumont@
• Clayton@
• Watertown@

• Arts and Entertainment
• Business and Economy
• Education
• Government
• Health
• News and Media

• Recreation and Sports
• Science and Environment
• Society and Culture
• Transportation
• Travel and Tourism
• Weather

• Regional: United States: New York: Regions: Thousand Islands 

• National Register of Historical Places: Jefferson County, New York  - Directory of places with historical significance. General information about the architectural style, builder, function, and owner.
• Political Graveyard: Jefferson County  - Provides information on the political history, memorial sites, and cemeteries in this county.