Sullivan County, New York Genealogy

United States New York  Sullivan

Parent County
Created 27 March 1809 from part of Ulster County.

Neighboring Counties
Delaware· Orange· Ulster· Pennsylvania counties: Pike· Wayne

Record Loss
Due to the extensive Sullivan County Courthouse fire 10 August 1909, alternative records must be consulted.

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

Military
Civil War

Available towns. Registers are available for: Bethel· Callicoon· Cochecton· Fallsburg· Forestburgh· Fremont· Highland· Liberty· Lumberland· Mamakating· Neversink· Rockland· Thompson.

Regiments. Service men in Sullivan County served in various regiments. Men often joined a company (within a regiment) that originated in their county.


 * - 143rd Regiment, New York Infantry

Probate Records

 * 1811-1909 - Barber, Gertrude A. Index to Proceedings in Administration of Interstates [sic] Estates: 1811-1909, A-K: Sullivan County, New York Courts, Surrogate Court, Monticello, New York. 1990. Digital version at Ancestry ($).
 * 1876-1909 - Barber, Gertrude A., Index of Wills of Sullivan County, New York. 1990. Digital version at Ancestry ($).

Courthouses
The Sullivan County Clerk has marriage, divorce and land records. The Surrogate Court has probate and court records. For further information about where the records for Sullivan County are held, see the Sullivan County Courthouses page.

Divorces
Additional Resources