Suffolk County Genealogy
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See also the counties of Long Island:
Kings County, Queens County, Nassau County
See also Long Island
Suffolk County Countywide Sources
1790-1940 U.S. Federal Census Records
1790-1940 U.S. Fed. Census Archives
1790-1940 United States Federal Census World Vital Records
1800 U.S. Census of Suffolk County
1810 U.S. Census of Suffolk County
1820 U.S. Census of Suffolk County
1830 U.S. Census of Suffolk County
1840 U.S. Census of Suffolk County
1850 U.S. Census of Suffolk County
1910-present New York City Birth Certificates (order here) Archives
1930-present New York City Marriage Certificates (order here) Archives
1949-present New York City Death Certificates (order here) Archives
A List of Freeholders in Suffolk County Long Island Genealogy
A history of Long Island : from its earliest settlement to the present time Family History Library
Abstract of Graves of Revolutionary War Patriots in Suffolk County
Abstracts of intestate records of Suffolk County Family History Library
American Genealogical Biographical Index Databases World Vital Records
American Genealogical-Biographical Index (AGBI)
An index to the Long Islander, 1839-1864, marriages-deaths Family History Library
An index to the Long Islander, 1865-1881 : marriages-deaths Family History Library
Antiquities of the parish church, Hempstead, including Oysterbay and the churches in Suffolk County : illustrated from letters
BillionGraves Cemetery Records Index Family Search
Census of Suffolk County, New York, 1776 Family History Library
Copy of sessions no. 1 in Suffolk Co. Clerk's office, 1669-1684 Family History Library
Deaths reported by the Long Islander, 1878-1890 Family History Library
Declarations of intention, 1890-1906 Family History Library
Declarations of intention, 1890-1949 Family History Library
Deeds and index, 1660-1926 Family History Library
Deeds index, Suffolk County, New York Family History Library
Early History of Suffolk County, L. I. Long Island Genealogy
Early Long Island Wills of Suffolk County, 1691 - 1703 World Vital Records
Early Long Island wills of Suffolk county, 1691-1703 Cornell University Library
Early Long Island wills of Suffolk county, 1691-1703 : an unabridged copy of the manuscript volume known as The Lester will book, being the record of the Prerogative court of the county of Suffolk, New York; with genealogical and historical notes Family History Library
Early history of Suffolk County, L. I. Cornell University Library
Fazzari Death Record
Federal Land Patents Bureau of Land Management
Find A Grave Gravestone, Tombstone, and Memorial Photo Collection World Vital Records
Historical and descriptive sketches of Suffolk County and its towns, villages, hamlets, scenery, institutions and important enterprises : with a historical outline of Long Island from its first settlement by Europeans Family History Library
History of Long Island : containing an account of the discovery and settlement; with other important and interesting matters to the present time Family History Library
History of Suffolk County : comprising the addresses delivered at the celebration of the bi-centennial of Suffolk County, N.Y.
History of Suffolk County, New York : with illustrations, portraits & sketches of prominent families and individuals Family History Library
Index to declarations of intentions and petitions filed in Surrogates Office, 1864-1895 Family History Library
LI, History of Suffolk & Nassau Long Island Genealogy
Land records of Suffolk County recorded at Riverhead, N.Y., Liber A, 1683-1718 Family History Library
Long Island (New York) city directories Family History Library
Long Island cemeteries : in 13 volumes Family History Library
Marriage record, 1908-1935 Family History Library
Marriages of Suffolk County, N. Y. : taken from the Republican watchman, and South Side signal, and Long Island traveler Family History Library
Marriages of Suffolk County, N.Y. taken from the Republican Watchman 1871-1876 (large file to load) Long Island Genealogy
Medal of Honor Recipients Buried in Suffolk County
Military Naturalization Records of Nassau and Suffolk Counties (World War I, World War II, and Korean War) German Genealogy Group
NY Marriages 1600-1784 (Suffolk County)
Naturalization records, 1853-1980 Family History Library
New York Births and Christenings, 1640-1962 Family Search
New York Deaths and Burials, 1795-1952 Family Search
New York Marriages, 1600-1784
New York Marriages, 1686-1980 Family Search
New York Naturalization Records for the Eastern District (Kings, Richmond, Queens, Nassau, and Suffolk Counties) 1865-1957 Italian Genealogical Group
New York Pensioners, 1835, Suffolk County
New York in the eighteenth century, Queens and Suffolk Counties : political subdivisions, genealogical sources, ethnic groups, migration patterns Family History Library
New York, County Marriages, 1908-1935 Family Search
Portrait and biographical record of Suffolk County (Long Island) New York : containing portraits and biographical sketches
Portrait and biographical record of Suffolk County (Long Island), New York : containing portraits and biographical sketches of prominent and representative citizens of the county, together with biographies and portraits of all the presidents of the United States Family History Library
Probate records of Suffolk County recorded at Riverhead, N.Y., 1780-1849 Family History Library
Sketches from local history (of Suffolk County) Long Island Genealogy
Suffolk Co, L.I., Wills 1691-1703 Long Island Genealogy
Suffolk Co., New York, census records, 1915, 1925 Family History Library
Suffolk County Cemeteries New York Gravestones
Suffolk County Colonial History 1650-1783
Suffolk County History 1683-1783
Suffolk County History 1783-1883
Suffolk County History 1883-1914
Suffolk County History up to 1914 Long Island Genealogy
Suffolk County Marriage Index 1908-1935 Italian Genealogical Group
Suffolk County Mutual Benefit Association 1917 Assessments Genealogy Today
Suffolk County Postmasters of 1898
Suffolk County Pre-History to 1683
Suffolk County Supreme Court Naturalizations 1865-1981 Italian Genealogical Group
Suffolk County, Long Island, NY 1778 Census Long Island Genealogy
Suffolk County, Long Island, New York cemeteries Family History Library
Suffolk County, New York land ownership map, 1858 Family History Library
Suffolk County, New York, return of county clerks' records of births, marriages, deaths Family History Library
Suffolk Life Newspapers 2005-Current
The Early History of Suffolk County
The Wills of Suffolk County on Long Island in the state of New York : Liber A, 1787-1798 Family History Library
The records of the Court of Sessions of Suffolk County in the province of New York, 1670-1688 Family History Library
U.S. Federal Census 1790-1940 Family Search
U.S. World War I Mothers' Pilgrimage, 1930, Suffolk County
United States Obituary Collection
United States, New England Naturalization Index, 1791-1906 Family Search
West Suffolk County, NY, Telephone Books, 1932, 1937/38, 1940/41 New York State Library
More Suffolk County records are available on the statewide page