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.

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

Websites

 * Long Island Genealogy