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

TIP – Login with your free account to unlock some collections — see other tips for opening these resources.

Also see:

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

Birth Records, Marriage Records, & Death Records

Lewis County – Church Records – The 1852-1900 Church Records of Crowfoot Hill Ebenezer Church : (near Constableville, N.Y. in Lewis County)

Lewis County – Church Records – Church Records, 1863-1889, Methodist Episcopal Church. Copenhagen Station (New York)

Lewis County – Church Records – Church Records, 1870-1915, Methodist Episcopal Church. Martinsburg Circuit (New York)

Lewis County – Church Records – Record of Transactions of Monthly Meetings and Quarterly Assemblies, 1847-1910, Welsh Calvinistic Methodist Church (Oneida County, New York)

Lewis County – Vital Records – Birth and Death Card Index, 1848-1851

Lewis County – Vital Records – Marriage and Death Dates from the Black River Gazette and the Northern Journal, 1831-1859

Lewis County – Vital Records – Marriage Records, 1908-1934

Lewis County – Vital Records – Card Index to Marriage Records, 1848-1851, 1876

Belfort – Church Records – Church Records, 1841-1915, Catholic Church. St. Stephen (Croghan, New York)

Belfort – Church Records – Church Records, 1884-1924, Catholic Church. St. Vincent de Paul (Belfort, New York)

Constableville – Church Records – Church Records, 1845-1915, Catholic Church. St. Mary’s (Constableville, New York)

Copenhagen – Church Records – Church Records, 1863-1889, Methodist Episcopal Church. Copenhagen Station (New York)

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

Croghan – Church Records – Church Records, 1841-1915, Catholic Church. St. Stephen (Croghan, New York)

Glenfield – Church Records – Church Records, 1845-1915, Catholic Church. St. Mary’s (Constableville, New York)

Glenfield – Church Records – Church Records, 1892-1913, Presbyterian Church (Glenfield, New York)

Greig – Church Records – Church Records, 1845-1915, Catholic Church. St. Mary’s (Constableville, New York)

Harrisburg – Church Records – Church Records, 1870-1915, Methodist Episcopal Church. Martinsburg Circuit (New York)

Harrisville – Church Records – Church Records, 1878-1915, Catholic Church. St. Francis Solanus (Harrisville, New York)

Indian River – Church Records – Church Records, 1841-1915, Catholic Church. St. Stephen (Croghan, New York)

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

Lowville – Church Records – Church Records, 1867-1915, Catholic Church. St. Peter (Lowville, New York)

Lowville – Church Records – Monthly Meeting Records, 1825-1859, Society of Friends. Lowville Monthly Meeting (New York)

Lowville – Vital Records – Marriage and Death Dates from the Black River Gazette and the Northern Journal, 1831-1859

Lyons Falls – Church Records – Church Records, 1908-1915, Catholic Church. St. John’s (Lyons Falls, New York)

Lyons Falls – Church Records – Session Records, 1854-1908, Forest Church (Lyons Falls, New York : Presbyterian)

Martinsburg – Church Records – Church Records, 1809-1860, First Presbyterian Church (Martinsburg, New York)

Martinsburg – Church Records – Church Records, 1870-1915, Methodist Episcopal Church. Martinsburg Circuit (New York)

Mohawk Hill – Church Records – Church Records, 1843-1915, Catholic Church. St. Michael’s (West Leyden, New York)

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

New Boston – Church Records – Church Records, 1908-1915, Catholic Church. SS. Peter and Paul (New Boston, New York)

New Bremen – Church Records – Church Records, 1841-1915, Catholic Church. St. Stephen (Croghan, New York)

New Bremen – Church Records – Church Records, 1884-1907, Catholic Church. St. Peter (New Bremen, New York)

Port Leyden – Church Records – Church Records, 1878-1915, Catholic Church. St. Martin’s (Port Leyden, New York)

West Leyden – Church Records – Church Records, 1843-1915, Catholic Church. St. Michael’s (West Leyden, New York)

West Leyden – Church Records – Parish Register, 1843-1913, Evangelical Lutheran and German Reformed Church (West Leydon, New York)

West Leyden – Church Records – West Leyden Reformed Church : West Leyden, Lewis County, NY : Church Records 1856-present

West Turin – Church Records – Church Records, 1843-1915, Catholic Church. St. Michael’s (West Leyden, New York)

Lewis County, New York Residence Records

Census

Lewis County – Census – New York State Census, Lewis County, 1825-1905

Lewis County – Census – 1825 – New York State Census, Lewis County, 1825-1905

Lewis County – Census – 1835 – New York State Census, Lewis County, 1825-1905

Lewis County – Census – 1855 – New York State Census, Lewis County, 1825-1905

Lewis County – Census – 1865 – New York State Census, Lewis County, 1825-1905

Lewis County – Census – 1875 – New York State Census, Lewis County, 1825-1905

Lewis County – Census – 1892 – New York State Census, Lewis County, 1825-1905

Lewis County – Census – 1905 – New York State Census, Lewis County, 1825-1905

Lewis County – Census – 1915 – Lewis Co., New York, Census Records, 1915, 1925

Lewis County – Census – 1925 – Lewis Co., New York, Census Records, 1915, 1925

Directories

United States, New York, Lewis – Directories

Gazetteer and Business Directory of Lewis County, N.Y. : for 1872-3

Child, Hamilton, 1836-

United States, New York, Lewis, Lowville – Directories

Lowville, Yesterday, Today and Tomorrow : History and Directory of Both Town & Village

Land & Property

Lewis County – Deed Records 1788-1865; Index, 1805-1873 (Lewis County, New York)

Lewis County – Lis Pendens, 1805-1873; Index to Lis Pendens, 1868-1962

Lewis County – Mortgage Records, 1794-1857; Index, 1805-1870

Maps, Almanacs, & Gazetteers

Lewis County – Gazetteer and Business Directory of Lewis County, N.Y. : for 1872-3

Naturalization & Citizenship

Lewis County – Miscellaneous Naturalization Records, 1906-1955

Lewis County – Naturalization Papers, 1808-1906

Lewis County – Naturalization Petitions, 1906-1955

Lewis County, New York Daily Life Records

Court Records

Lewis County – Common Orders of the Supreme and County Courts, Vol. 1-2, 1847-1865

Lewis County – County Court Orders, Vol. 1-2, 1886-1901

Lewis County – Lis Pendens, 1805-1873; Index to Lis Pendens, 1868-1962

Genealogy

Lewis County – Our Town, the Story of Diana, Lewis County, New York

Lewis County – Family Genealogies Found in the Berkshire Athenaeum of Lewis County, New York

History

Lewis County – A History of Lewis County, in the State of New York, from the Beginning of Its Settlement to the Present Time

Lewis County – History of Lewis County, New York : with Illustrations and Biographical Sketches of Some of Its Prominent Men and Pioneers

Lewis County – Guide to Historical Resources in Lewis County, New York, Repositories

Diana – Our Town, the Story of Diana, Lewis County, New York

Lowville – Lowville, Yesterday, Today and Tomorrow : History and Directory of Both Town & Village

Watson – Historical Notes of the Settlement on No. 4, Brown’s Tract, in Watson, Lewis County, N.Y : with Notices of the Early Settlers

Libraries, Museums, & Archives

Lewis County – Guide to Historical Resources in Lewis County, New York, Repositories

Magazines & Periodicals

Diana – History – Periodicals – Our Town, the Story of Diana, Lewis County, New York

Newspapers

Lowville – Lowville Times

Schools

Lowville – Lowville Academy Semi-centennial Anniversary : Celebrated at Lowville, N.Y., July 21st and 22d, 1858, Lowville Academy (Lowville, New York)

Lewis County NY Genealogy Records online at FamilySearch