Nassau County, New York Genealogy

United States New York  Nassau

County Courthouse
240 Old Country Road Mineola, NY 11501 Phone:(516) 571-2664

Historical Facts
Wikipedia

Parent County
1899: Created from eastern 70 percent of Queens County.

Neighboring Counties
Bronx | Queens | Suffolk | Westchester | Fairfield County, Connecticut

Record Loss

 * Lost census: 1890

Populated Places
Hempstead, North Hempstead, Oyster Bay, more...

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

Military
Civil War service men in Nausau County served in various regiments. Men often joined a company (within a regiment) that originated in their county.

See:


 * 119th Regiment, New York Infantry
 * 139th Regiment, New York Infantry
 * 142nd Regiment, New York Infantry
 * 155th Regiment, New York Infantry

Family History Centers

 * Introduction to LDS Family History Centers
 * Inwood New York Family History Center
 * Lynbrook New York Family History Center
 * Plainview New York Family History Center

Family History Centers

 * Introduction to LDS Family History Centers
 * Inwood New York Family History Center
 * Lynbrook New York Family History Center
 * Plainview New York Family History Center

Websites

 * The Nassau County NYGenWeb Project, a member of The NYGenWeb Project, an affiliate of The USGenWeb Project.
 * The USGenWeb Archives Project for Nassau County.
 * The USGenWeb Archives Project for Nassau County. (Backup site)
 * Family History Library catalog for Nassau County
 * Long Island Genealogy