This is a list of free Jefferson County, New York Genealogy Records online at FamilySearch with Jefferson County birth records, marriage records, death records, census records, land records, military records and more. 

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Jefferson County, New York Birth, Marriage, & Death Records

Birth Records, Marriage Records, & Death Records

Jefferson County – Bible Records – Unpublished Bible and Family Records of Onondaga, Oswego, and Jefferson Counties in New York

Jefferson County – Vital Records – Coroner’s Report : Contains Reports for the Following Years, 1878, 1886, 1889, 1890, 1894, 1895, 1896, 1897, 1898, 1899, 1911, 1912, 1922, 1923, 1924, 1928, 1934, 1935, 1939, 1940, 1941, 1942, 1943, 1945; Has 1373 Entries That Were Investigated by the Coroner’s Office

Jefferson County – Vital Records – Jefferson County, N.Y. Records

Jefferson County – Vital Records – Jefferson County, New York, Marriage and Death Notices and Cemetery Inscriptions

Jefferson County – Vital Records – Marriage Records, 1908-1935

Jefferson County – Vital Records – Some Pension Records, Wills, and Vital Records Chiefly of Onondaga and Jefferson Counties

Adams – Church Records – Church Records, 1800-1900, First Presbyterian Church (Adams, New York)

Adams – Church Records – Church Records, 1892-1915, Catholic Church. St. Andrew’s (Sackets Harbor, New York)

Alexandria Bay – Church Records – Church Records, 1850-1915, Catholic Church. St. Francis Xavier (Redwood, Jefferson County, New York)

Antwerp – Church Records – Church Records, 1874-1915, Catholic Church. St. Patrick’s (Rossie, New York)

Antwerp – Church Records – Church Records, 1893-1917, Catholic Church. St. Michael’s (Antwerp, New York)

Belleville – Church Records – Church Records, 1892-1915, Catholic Church. St. Andrew’s (Sackets Harbor, New York)

Black River – Church Records – Church Records, 1892-1915, Catholic Church. St. Mary’s (Evans Mills, New York)

Brownville – Church Records – Church Records, 1892-1915, Catholic Church. St. Andrew’s (Sackets Harbor, New York)

Brownville – Church Records – Church Records, 1902-1915, Catholic Church. Immaculate Conception (Brownville, New York)

Brownville – Church Records – First Presbyterian Church, Brownville, New York, Church Records, 1818-1869, First Presbyterian Church (Brownville, New York)

Cape Vincent – Church Records – Church Records, 1883-1915, Catholic Church. St. Vincent of Paul (Cape Vincent, New York)

Carthage – Church Records – Church Records, 1839-1907, Carthage, New York : Copied from the Original Records

Carthage – Church Records – Church Records, 1849-1915, Catholic Church. St. James (Carthage, New York)

Champion – Church Records – Records of the Baptist Church, Champion, N.Y., 1819-1824

Chaumont – Church Records – Church Records, 1892-1915, Catholic Church. St. Andrew’s (Sackets Harbor, New York)

Chaumont – Church Records – Church Records, 1902-1915, Catholic Church. Immaculate Conception (Brownville, New York)

Clayton – Church Records – Church Records, 1854-1915, Catholic Church. St. Mary’s (Clayton, New York)

Clayton – Church Records – Historical Sketch [of] Clayton, Jefferson Co., New York & St. Mary’s Parish

Dexter – Church Records – Church Records, 1892-1915, Catholic Church. St. Andrew’s (Sackets Harbor, New York)

Dexter – Church Records – Church Records, 1902-1915, Catholic Church. Immaculate Conception (Brownville, New York)

Ellisburg – Church Records – Church Records, 1865-1918, Sandy Creek Methodist Episcopal Church (Sandy Creek, New York)

Evans Mills – Church Records – Church Records, 1848-1879, Methodist Episcopal Church. Evans Mills Station (New York)

Evans Mills – Church Records – Church Records, 1892-1915, Catholic Church. St. Mary’s (Evans Mills, New York)

LaFargeville – Church Records – Church Records, 1854-1915, Catholic Church. St. Mary’s (Clayton, New York)

LaFargeville – Church Records – Church Records, 1898-1951, Catholic Church. St. John (LaFargeville, New York)

Le Ray – Church Records – Church Records, 1848-1879, Methodist Episcopal Church. Evans Mills Station (New York)

Le Ray – Church Records – Monthly Meeting Records, 1815-1847, Society of Friends. Le Ray Monthly Meeting (New York). Hicksite

Philadelphia – Church Records – Church Records, 1898-1915, Catholic Church. St. Joseph’s (Philadelphia, New York)

Redwood – Church Records – Church Records, 1850-1915, Catholic Church. St. Francis Xavier (Redwood, Jefferson County, New York)

Rosiere – Church Records – Church Records, 1883-1915, Catholic Church. St. Vincent de Paul (Rosiere, New York)

Rutland – Church Records – Church Records, 1869-1915, Catholic Church. St. Mary (Copenhagen, New York)

Sackets Harbor – Church Records – Church Records, 1892-1915, Catholic Church. St. Andrew’s (Sackets Harbor, New York)

Theresa – Church Records – Church Records, 1818-1943, Theresa Methodist Episcopal Church (Theresa, New York)

Theresa – Church Records – Church Records, 1898-1915, Catholic Church. St. Theresa (Theresa, New York)

Watertown – Church Records – Church Records, 1846-1915, Catholic Church. St. Patrick’s (Watertown, New York)

Watertown – Church Records – Church Records, 1858-1915, Catholic Church. Our Lady of the Sacred Heart (Watertown, New York)

Watertown – Church Records – Church Records, 1895-1915, Catholic Church. Holy Family (Watertown, New York)

Watertown – Church Records – Church Records, 1898-1919, Bethany Methodist Episcopal Church (Watertown, New York)

Watertown – Church Records – Church Records, 1909-1911, Catholic Church. St. Stanislaus (Watertown, New York)

Watertown – Vital Records – Vermont and New York Vital Records

Watertown – Vital Records – Newspaper Extractions from the “The Jeffersonian” (Watertown, New York) : Marriages and Deaths Published from November 30, 1837 to June 18, 1846 “and Also Two Issues September 13, 1853 and September 13, 1854

Cemeteries

Jefferson County – Cemetery Inscriptions : Jefferson County Cemetery Records

Jefferson County – Inscriptions from the Old Sheepfold Cemetery at Le Raysville, New York, July – 1904

Jefferson County – Jefferson County Cemetery Inscriptions

Jefferson County – Jefferson County Revolutionary Burials

Jefferson County – Jefferson County, New York Cemetery Records : Grave Stones Copied with Death Date Prior to 1885

Jefferson County – Jefferson County, New York, Marriage and Death Notices and Cemetery Inscriptions

Jefferson County – Volume 1: Bible, Cemetery and Church Records, Ca. 1744-1921

Jefferson County – Jefferson County Cemetery Inscriptions

Jefferson County – Tombstone Inscriptions, Ellisburg, Jefferson County, and a Record of the First Town Meeting Held in the Town of Ellisburg … 1803

Henderson – Henderson’s History

Henderson – Jefferson County Cemetery Inscriptions

Henderson – The Samuel and John Foster Families of Henderson, New York : and the Foster Cemetery (Ivory Cemetery) of Henderson, New York : with Information on the Ivory Family

LeRay – Cemetery Inscriptions, LeRay, Jefferson County, New York

LeRay – Cemetery Inscriptions, LeRay, Jefferson, New York

LeRay – Cemetery Inscriptions, LeRay, Jefferson, New York

Pamelia – Jefferson County Cemetery Inscriptions

Rodman – The Gulf Stream Cemetery at Rodman, N.Y. : a Record of Burials

Watertown – Arsenal St. Cemetery, Catholic Part, Town of Watertown, Watertown, N.Y.

Obituaries

Jefferson County – Jefferson County, New York, Marriage and Death Notices and Cemetery Inscriptions

Guardianship

Jefferson County – Guardianship Records, 1851-1908; Index to Guardianship, 1831-1900

Wills & Probate

Jefferson County – Disposal of Real Estate, 1832-1895

Jefferson County – Estate Papers, 1805-1945

Jefferson County – Letters of Administration, 1830-1924; Index to Letters, 1830-1900

Jefferson County – Letters Testamentary, 1850-1900

Jefferson County – Minutes, Orders and Decrees, 1830-1910

Jefferson County – Record of Wills (Jefferson County, New York), 1830-1900

Jefferson County – Some Pension Records, Wills, and Vital Records Chiefly of Onondaga and Jefferson Counties

Directories

Jefferson County – Gazetteer and Business Directory of Jefferson County, N.Y. for 1866-7

Jefferson County – The Syracuse and Central New York Blue Book : Containing the Names and Addresses of Prominent Residents; Also Summer Residences, Ladies’ Maiden Names, Receiving Days and Other Valuable Social Information

Watertown – Watertown [New York] : North Watertown and Juhelville Business and Residence Directory for 1855

Jefferson County – Deed Records (Jefferson County, New York); Index, 1805-1966, 1805-1907

Jefferson County – Disposal of Real Estate, 1832-1895

Jefferson County – Mortgage Records, 1805-1851; Index, 1805-1888

Jefferson County – Gazetteer and Business Directory of Jefferson County, N.Y. for 1866-7

Jefferson County – Geographical Gazetteer of Jefferson County, N.Y. 1684-1890

Jefferson County – Name Index of Topographical Atlas, Jefferson County, New York, Published 1864

Jefferson County – Some Pension Records, Wills, and Vital Records Chiefly of Onondaga and Jefferson Counties

Jefferson County – Bible Records – Unpublished Bible and Family Records of Onondaga, Oswego, and Jefferson Counties in New York

Buildings, dwellings, etc

Henderson – Oliver and Cyrus Bates Home, Alexander Corners, Henderson, New York : Built-1820 National and State Register of Historic Sites, 2004 : Stone Building Appreciation Society June 20, 2009

Court Records

Jefferson County – County Court Records (Jefferson County, New York), 1824-1909

Jefferson County – Court of Common Pleas Orders (Jefferson County, New York), 1817-1847

Jefferson County – Lis Pendens, 1864-1907

Jefferson County – Minutes, 1829-1895

Jefferson County – Minutes, 1855-1894

Jefferson County – Supreme Court Rules, 1847-1905

Genealogy

Ellisburg – Tombstone Inscriptions, Ellisburg, Jefferson County, and a Record of the First Town Meeting Held in the Town of Ellisburg … 1803

Cape Vincent – A Historical Sketch of the Town of Cape Vincent : Read at the Centennial Celebration of the Township, July 4, 1876

Cape Vincent – Revolution, 1775-1783 – Cape Vincent and Its History

Cape Vincent – Revolution, 1775-1783 – Cape Vincent and Its History

Cape Vincent – Revolution, 1775-1783 – Carleton Island in the Revolution : the Old Fort and Its Builders : with Notes and Brief Biographical Sketches

Champion – Champion, New York History : Church, Cemetery and Family Records. Paper on the History of the Town Read by Mrs. George D. Hewitt of West Carthage at the “Old Home Week” Celebration, June 19-26, 1905

Chaumont – The Heritage of Chaumont : Chaumont, New York Centennial, 1874-1974

Clayton – Historical Sketch of the Village of Clayton, N.Y. and a Complete History of St. Mary’s Parish

Clayton – Child’s History of Jefferson County, N.Y. : Town of Clayton and Town of Ellisburgh

Clayton – Clayton : Jefferson County, New York

Clayton – Historical Sketch [of] Clayton, Jefferson Co., New York & St. Mary’s Parish

Clayton – Historical Sketch of the Village of Clayton, N.Y. and a Complete History of St. Mary’s Parish

Depauville – The Changing Years : a History of Depauville

Ellisburg – Child’s History of Jefferson County, N.Y. : Town of Clayton and Town of Ellisburgh

Grennell – The Story of Grenell from the Time of Its Earliest Inhabitants

Henderson – Henderson’s History

Henderson – Henderson’s History : Being a Collection of Various Items Pertaining to the History of the Town of Henderson, New York and Its Residents

Henderson – Written Histories of the Town of Henderson, New York

Lyme – Lyme (New York)

Sackets Harbor – Chronology of the Most Important Events Which Took Places at Sackets Harbor and Vicinity in the War of 1812, Jefferson County

Watertown – The Great Rope

Watertown – Through Eleven Decades of History : Watertown, a History from 1800 to 1912 with Illustrations and Many Incidents

Worth – History of the Town of Worth, 1795-1976

Societies

Watertown – Societies – Periodicals – Lodge Record : Devoted to the Interests of the Independent Order of Odd Fellows, Independent Order of Odd Fellows. Grand Lodge (New York)

Watertown – Societies – Periodicals – Odd Fellow Record : a Monthly Devoted to Odd Fellowship, Independent Order of Odd Fellows. Grand Lodge (New York)