Jefferson County, New York Genealogy

United States New York  Jefferson County

Quick Facts

 * Named for Thomas Jefferson, the third President of the United States.

Parent County

 * Created 28 March 1805 from Oneida County.

Boundary Changes

 * 1817, Carleton Island, captured from the British in the War of 1812 was annexed.

Record Loss

 * Lost census: 1890

Cemeteries

 * Search Jefferson County cemetery burials. NNY Genealogy - Stories in Stone

Newspapers

 * Northern New York Historical Newspapers Search the Watertown Herald, years1886-1918.

Websites

 * The Jefferson County NYGenWeb Project, a member of The NYGenWeb Project, an affiliate of The USGenWeb Project.
 * The USGenWeb Archives Project for Jefferson County.
 * The USGenWeb Archives Project for Jefferson County. (Mirror site)
 * FamilySearch.org Family History Library catalog for Jefferson County
 * www.nnygenealogy.com for Jefferson County Cemeteries and burials
 * http://news.nnyln.net for digitized newspapers of northern New York