Jefferson County, New York
Jefferson County is a county in the U.S. state of New York. As of the 2010 census, the population was 116,229. The county seat is Watertown. The county is named after Thomas Jefferson, third President of the United States of America. It is adjacent to Lake Ontario, southeast from the Canada–US border of Ontario. This county is part of New York's 21st congressional district.
Jefferson County was founded in 1805.
References[change | change source]
- "State & County QuickFacts". United States Census Bureau. Archived from the original on July 12, 2011. Retrieved October 12, 2013.
- "Find a County". National Association of Counties. Archived from the original on 2011-05-31. Retrieved 2011-06-07.
- Gannett, Henry (1905). The Origin of Certain Place Names in the United States. Govt. Print. Off. p. 168.