Suffolk County, New York Genealogy

United States New York  Suffolk

Parent County
Created 1 November 1683 as an original New York county.

Neighboring Counties
Nassau· Westchester· Connecticut counties: Fairfield· Middlesex· New Haven· New London· Rhode Island county: Washington· Atlantic Ocean

Census
For information and tips on using and accessing online census records, see New York Census.

Church

 * 1723-1799 - Records of the First Church of Huntingdon, Long Island, courtesy: New York State Historical Literature.
 * 1736-1817 - Newtown Long Island Dutch Reformed Church Baptisms 1736-1817, courtesy: Ancestral Things.
 * 1736-1846 - First Reformed Dutch Church of Newton, Long Island, New York Baptisms, Marriages, Communicants, courtesy: Olive Tree Genealogy.
 * 1696-1884 - Presbyterian Church, East Hampton, New York, Church Records 1696-1884: Extract from Printed Records of the Town of East Hampton, New York, Vol. 5, 1905. Sag Harbor, N.Y., 1946. Digital version at Ancestry ($).

Land and Property

 * 1698-1736 - Records of Southampton, Long Island, New York: Abstracts of Volume 2 of Deeds in Town Clerk's Office. 1915. Digital version at World Vital Records ($).

Military
Civil War

Available towns. Registers are available for: Brookhaven· East Hampton· Huntington· Islip· Riverhead· Shelter Island· Smithtown· Southold.

Regiments. Service men in Suffolk County served in various regiments. Men often joined a company (within a regiment) that originated in their county. Listed below are companies that were formed in Orange County:


 * - 102nd Regiment, New York Infantry
 * - 127th Regiment, New York Infantry
 * - 131st Regiment, New York Infantry
 * - 132nd Regiment, New York Infantry
 * - 139th Regiment, New York Infantry
 * - 145th Regiment, New York Infantry
 * - 155th Regiment, New York Infantry
 * - 156th Regiment, New York Infantry
 * - 176th Regiment, New York Infantry

Newspapers

 * Suffolk Historic Newspapers

Probate Records

 * 1670-1688 - Long Island Source Records, courtesy: Ancestry ($). Includes Inventories, Sessions Book No. 1.
 * 1691-1703 - Early Long Island Wills of Suffolk County 1691-1703. Digital versions at Family History Archives, New York State Historical Literature, World Vital Records ($).

Courthouses
The Suffolk County Clerk's office has incomplete birth and death records, marriage, court and land records. The Surrogate Court has probate records. For further information about where the records for Suffolk County are held, see the Suffolk County Courthouses page.

Societies
Three Village Historical Society 93 North Country Road in Setauket, New York

Death
Death Substitutes


 * 1795–1952 at FamilySearch Historical Records – free; Index. The entries are primarily from the IGI along with some entries derived from compiled and original records such as Family Records, Church Records, and Civil Registration. There may be entries that cite a specific source.


 * 1801–1890 Barber Collection- Newspaper Deaths at Ancestry– ($); Index. Information extracted from the "Brooklyn Eagle" and the "New York Evening Post."


 * 1856–1863 Index to Marriages and Deaths in the New York Herald at Ancestry– ($); Index. These newspaper notices refer to people up and down the East Coast as well as midwesterners and persons from as far west as the State of California. Also browseable.


 * See Town Clerks' Registers of Men Who Served in the Civil War in  in the Civil War section of Military for death information.


 * 1849-50, 1859-60, 1869-70, 1879-80 See Mortality Schedule information in the Federal Census section of Census for death information.


 * 1864-5, 1874-5 See Mortality Schedule information in the State Census section of Census for death information for 1864-5, and 1874-5.

Websites

 * Long Island Genealogy