Nassau County - New York Genealogy - Ancestry Research & Family History

Genealogy Resources - Nassau County, New York

Please follow the links below to learn more about your New York ancestors. Many great records relating to your family history can be found online and at local archives, libraries, courthouses, and genealogical and historical societies located throughout the state. New York Genealogy is your resource to help you find these and other important records which are critical to your research.

Archives and Libraries

African American Museum

African American Museum of Nassau County

Alden Ewell Free Library - Alden , NY

American Airpower Museum

Baldwin Public Library - Baldwin, NY

Bayville Free Library - Bayville, NY

Bellmore Memorial Library - Bellmore, NY

Bethpage Public Library - Bethpage, NY

Bryant Library - Roslyn, NY

Cedarmere - Nassau County, NY

Children's Library-Robert Bacon Memorial - Westbury, NY

Cyndi's List - Nassau County, NY Libraries, Archives & Museums

Cradle of Aviation Museum - Nassau County, NY

East Meadow Public Library - East Meadow, NY

East Rockaway Public Library - East Rockaway, NY

East Williston Public Library - East Williston, NY

Elmont Public Library - Elmont, NY

Family History Library Catalog - Nassau County, NY

Farmingdale Public Library - Farmingdale, NY

Floral Park Public Library - Floral Park, NY

Franklin Square Public Library - Franklin Square, NY

Francis X. Pendl Nassau County Firefighters Museum

Freeport Memorial Library - Freeport, NY

Garden City Public Library - Garden City, NY

Glen Cove Library - Glen Cove, NY

Gold Coast Public Library - Glen Head, NY

Great Neck Library - Library Hours & Directions

Hempstead Public Library - Hempstead, NY

Hempstead Town Clerk's Office - Nassau County, NY

Henry Waldinger Memorial Library - Valley Stream, NY

Hewlett-Woodmere Public Library - Hewlett, NY

The Hicksville Gregory Museum - Nassau County, NY

Hicksville Public Library - Hicksville, NY

Hillside Public Library - New Hyde Park, NY

Holocaust Memorial & Tolerance Center of Nassau County

Island Park Public Library - Island Park, NY

Island Trees Public Library - Levittown, NY

Lakeview Public Library - Rockville Centre, NY

Levittown Public Library - Levittown, NY

Locust Valley Library - Locust Valley, NY

Long Beach Public Library - Long Beach, NY

Long Island Museums - Nassau County, NY

Long Island Studies Institute

Long Island Traditions

Lynbrook Public Library - Lynbrook, NY

Malverne Public Library - Malverne, NY

Manhasset Public Library - Manhasset, NY

Massapequa Public Library - Massapequa Park, NY

Merrick Library Wing - Merrick, NY

Mineola Memorial Library - Mineola, NY

Muttontown Preserve - Nassau County, NY

NCC Library - LibGuides at Nassau Community College

Nassau Library System – Uniondale, NY

The Nassau County Police Museum

New York State Archives - Albany, NY

New York State Library - Albany, NY

North Bellmore Public Library - North Bellmore, NY

North Merrick Public Library - North Merrick, NY

Oceanside Library - Oceanside, NY

Old Bethpage Village Restoration - Nassau County, NY

Old Westbury Gardens - Nassau County, NY

Orthodox Church in America Department of History and Archives

Oyster Bay - East Norwich Public Library

Peninsula Public Library - Lawrence, NY

Plainedge Public Library - Massapequa, NY

Plainview-Old Bethpage Public Library - Plainview, NY

Point Lookout Branch Library - Point Lookout, NY

Port Washington Public Library - Port Washington, NY

Raynham Hall Museum - Nassau County, NY

The Robert R. Coles Long Island History Room

Rock Hall Museum - Nassau County, NY

Rockville Centre Public Library - Rockville Centre, NY

Roosevelt Public Library - Roosevelt, NY

Sands Point Preserve - Nassau County, NY

Sea Cliff Village Library - Sea Cliff, NY

Sea Cliff Village Museum - Nassau County, NY

Seaford Public Library - Seaford, NY

Shelter Rock Public Library - Albertson, NY

Special Collections and Archives - B. Davis Schwartz Library

Syosset Public Library - Syosset, NY

Uniondale Public Library - Uniondale, NY

University Archives - Nassau County, NY

USGenWeb Archives - Nassau County, NY Archives

Wantagh Museum - Nassau County, NY

Wantagh Public Library - Wantagh, NY

West End Branch Library - Long Beach, NY

West Hempstead Public Library - West Hempstead, NY

Westbury Memorial Public Library - Westbury, NY

Williston Park Public Library - Williston Park, NY

Bible Records

Genealogy Trails History Group - Nassau County Family Bibles

Biographies

Biographies - Nassau County New York

Genealogy Trails History Group - Nassau County Biographies

Long Island Surnames - Nassau County, NY

NYGenWeb Project - Nassau County Bios 1774-1949

NYGenWeb Project - Nassau County Various Bios

Our Family Tree - Nassau County, NY

Wikipedia.org - Nassau County Notable people

Wikipedia.org - People from Nassau County, New York

Cemeteries

Bayside Cemetery Interments

Bethpage & Farmindale Cemeteries

Cyndi's List - Nassau County, NY Cemeteries & Funeral Homes

Episcopal & Dutch Reformed Church Yards - Nassau County, NY

Epodunk.com - Nassau County, NY

Find A Grave - Nassau County, NY

Genealogy Trails History Group - Nassau County Cemeteries

Interment.net - Nassau County, NY

Long Island National Cemetery

Lost Cemeteries of Long Island New York

LDS Genealogy - Nassau County Cemetery Records

New York Cemetery Transcription & Photo Project - Nassau County

NYGenWeb Project - Nassau County Bayville Cemetery

NYGenWeb Project - Nassau County Cemetery Rolls

NYGenWeb Project - Nassau County Funeral Homes

NYGenWeb Project - Nassau County Old Long Island Cemeteries

Oldest Burial Grounds - Nassau County, NY

The Political Graveyard - Nassau County, NY

Reformed Churchyard - Nassau County, NY

Tilley Cemetery - Nassau County, NY

The Tombstone Transcription Project - Nassau County, NY

USGenWeb Archives - Nassau County, NY Cemeteries

WebArchive.org - Research Tool For Use With Brookhaven Town Cemetery

Census Records

Census-Online.com - Nassau County, NY

Cyndi's List - Nassau County, NY Census

LDS Genealogy - Nassau County Census Records

Town of Hempstead 1960 Census - Nassau County, NY

US-Census.org - Nassau County, NY

1790 Federal Census, North Hempstead - Nassau County, NY

1790 Federal Census, South Hempstead - Nassau County, NY

1800 Federal Census, Hempstead - Nassau County, NY

1800 Federal Census, North Hempstead - Nassau County, NY

1800 Federal Census, South Hempstead - Nassau County, NY

1810 Federal Census, Hempstead - Nassau County, NY

1810 Federal Census, Oyster Bay - Nassau County, NY

1820 Federal Census, Queens County - Nassau County, NY

1830 Federal Census, North Hempstead - Nassau County, NY

1830 Federal Census, South Hempstead - Nassau County, NY

1830 Federal Census, Oyster Bay - Nassau County, NY

1840 Federal Census, Hempstead - Nassau County, NY

1840 Federal Census, North Hempstead - Nassau County, NY

1840 Federal Census, Oyster Bay - Nassau County, NY

1850 Federal Census, Hempstead/North Hempstead - Nassau County, NY

1850 Federal Census, Oyster Bay - Nassau County, NY

1860 Federal Census, Oyster Bay - Nassau County, NY

1860 Federal Census, Hempstead - Nassau County, NY

1870 Federal Census, Hempstead - Nassau County, NY

1870 Federal Census, North Hempstead - Nassau County, NY

1870 Federal Census, Oyster Bay - Nassau County, NY

14th Census of Population, 1920 (Reel 1127 - 1920) - Nassau County, NY

14th Census of Population, 1920 (Reel 1128 - 1920) - Nassau County, NY

14th Census of Population, 1920 (Reel 1129 - 1920) - Nassau County, NY

15th Census, Population, 1930 (Reel 1457) - Nassau County, NY

15th Census, Population, 1940 (Reel 1458) - Nassau County, NY

15th Census, Population, 1930 (Reel 1459) - Nassau County, NY

15th Census, Population, 1930 (Reel 1460) - Nassau County, NY

15th Census, Population, 1930 (Reel 1461) - Nassau County, NY

15th census, population, 1930 (Reel 1462) - Nassau County, NY

Church Records

LDS Genealogy - Nassau County Church Records

WebArchive.org - Inscriptions from Quaker Burying Grounds

Court Records

LDS Genealogy - Nassau County Court Records

Nassau County Government - Courts & Justice

Nassau County Government - Courts & Legal Services

Nassau County - 10th Judicial District - N.Y. State Courts

Directories

LDS Genealogy - Nassau County City Directories

Nassau County, New York City, Town, and Rural Directories

Estate Records

Genealogy Trails History Group - Nassau County Wills/Probate Records

LDS Genealogy - Nassau County Probate Records

NYGenWeb Project - Nassau County Wills 1665-1707

NYGenWeb Project - Nassau County Wills 1708-1728

NYGenWeb Project - Nassau County Wills 1706-1790

History

A Documentary History of the Nederdeutsche Gemeente, Dutch Congregation, of Oyster Bay, Queens County, Island of Nassau, Now Long Island (1902)

The Historical Marker Database - Nassau County, NY

History of Long Island

The History of Long Island, from its Earliest Settlement to the Present Time

History of Long Island 1839 - Nassau County, NY

History of Long Island From its Discovery and Settlement to the Present Time 1918

History of St. George's Church, Hempstead, Long Island, N.Y. 1881

LDS Genealogy - Nassau County Histories and Genealogies

Living Places - Nassau County, NY

Long Island, Our Story - Nassau County, NY

Long Island Village Histories - Nassau County, NY

National Register of Historic Places - Nassau County, NY

NYGenWeb Project - Nassau County Hofstra History

WebArchive.org - Long Island Online Research Text

Wikipedia.org - Nassau County, NY History

Wikipedia.org - National Register of Historic Places listings in Hempstead (town), New York

Wikipedia.org - National Register of Historic Places listings in North Hempstead (town), New York

Wikipedia.org - National Register of Historic Places listings in Oyster Bay (town), New York

Wikipedia.org - National Register of Historic Places listings in Nassau County, New York

Immigration and Naturalization Records

German Genealogy Group - Naturalization Records

LDS Genealogy - Nassau County Immigration Records

The Nassau County Naturalization Project

NYGenWeb Project - Nassau County Naturalization Index / 1907-1924

NYGenWeb Project - Nassau County Naturalization Records

Land Records

Bureau of Land Management - Federal Land Records

LDS Genealogy - Nassau County Land Records

Map Records

Hearthstone Legacy Publications - Historic New York Map Reprints

Historic Map Works - Nassau County, New York

LDS Genealogy - Nassau County Map Records

My Genealogy Hound - Nassau County, New York

USGenWeb Archives - New York Digital Map Library

WebArchive.org - 1895 Atlas of NY

Wikipedia.org - Nassau County Geography

Military Records

Cyndi's List - Nassau County, NY Military

Daughters of Union Veterans of the Civil War 1861-1865

LDS Genealogy - Nassau County Military Records

Long Island Troops in the Revolution

National Archives - WWII Army Casualties: Nassau County, New York

National Archives - WWII Army Casualties: Nassau County, New York (con't)

National Archives - WWII Army Casualties: Nassau County, New York (con't)

National Archives - WWII Army Casualties: Nassau County, New York (con't)

NYGenWeb Project - Nassau County Military Resources

NYGenWeb Project - Nassau County Military Service and Pension Records

World War II Casualties, Army and Army Air Corps

Miscellaneous Records

Cyndi's List - Nassau County, NY Miscellaneous Records

Cyndi's List - Nassau County, NY Social Networking

LDS Genealogy - Nassau County Miscellaneous Records

NYGenWeb Project - Nassau County Postcards

WebArchive.org - Long Island Forum Indexes 1938-1947

WebArchive.org - Long Island Forum Indexes 1948-1952

WebArchive.org - Long Island Forum Indexes 1953-1967

New York Counties

Albany County

Allegany County

Bronx County

Broome County

Cattaraugus County

Cayuga County

Chautauqua County

Chemung County

Chenango County

Clinton County

Columbia County

Cortland County

Delaware County

Dutchess County

Erie County

Essex County

Franklin County

Fulton County

Genesee County

Greene County

Hamilton County

Herkimer County

Jefferson County

Kings County

Lewis County

Livingston County

Madison County

Monroe County

Montgomery County

Nassau County

New York County

Niagara County

Oneida County

Onondaga County

Ontario County

Orange County

Orleans County

Oswego County

Otsego County

Putnam County

Queens County

Rensselaer County

Richmond County

Rockland County

St. Lawrence County

Schenectady County

Schoharie County

Schuyler County

Seneca County

Steuben County

Suffolk County

Sullivan County

Tioga County

Tompkins County

Ulster County

Warren County

Washington County

Wayne County

Westchester County

Wyoming County

Yates County

Newspaper Records

Anton Media Group – Serving Nassau County, Long Island, New York

Cyndi's List - Nassau County, NY Newspapers

The Hempstead Sentinel

LDS Genealogy - Nassau County Newspapers and Obituaries

Long Island: Our Story | Newsday

Nassau County, NY - Chronicling America

Nassau County, NY Newspapers

Newspaper Abstracts - Nassau County, NY

NYS Historic Newspapers - Nassau County, New York

Obituaries

Garden City News - Nassau County, NY

Genealogy Trails History Group - Nassau County Obituaries

Manhasset Press - Nassau County, NY

NYGenWeb Project - Nassau County Newsday Obits

Obituary Index - Long Island, NY

Obituary Index - Nassau County, NY

USGenWeb Archives - Nassau County, NY Obituaries

The Wave, Rockaway - Nassau County, NY

WebArchive.org - Suffolk-Times Obituaries 1920-2000

Photographs

Cyndi's List - Nassau County, NY Photographs & Memories

My Genealogy Hound - Historic Photos and Vintage Postcards of New York

National Archives - Nassau County, New York

Publications

Cyndi's List - Nassau County, NY Publications, Software & Supplies

Hope Farm Press and Bookshop - NYC & Long Island

NYGenWeb Project - Nassau County Periodical Source

WebArchive.org - Long Island Online Research Text

WebArchive.org - Long Island Genealogical and Historical CD Collections

Resources

Cyndi's List - Nassau County, NY General Resources

Italian Genealogical Group

Long Island Genealogy - Nassau County, New York

Nassau County Government - Mineola, NY

NYGenWeb Project - Nassau County Hospitals

NYGenWeb Project - Nassau County Lookups

School Records

LDS Genealogy - Nassau County School Records

NYGenWeb Project - Nassau County Schools

NYGenWeb Project - Nassau County School Districts

Wikipedia.org - Nassau County Education

Societies

Tax Record

LDS Genealogy - Nassau County Tax Records

Towns, Cities & Villages

City of Glen Cove - Glen Cove, NY

City of Long Beach - Long Beach, NY

LDS Genealogy - Nassau County Records by City/Town

NYGenWeb Project - Nassau County Town Profiles

Town of Hempstead - Hempstead, NY

Town of North Hempstead - North Hempstead, NY

Town of Oyster Bay - Oyster Bay, NY

Village of Mineola - Mineola, NY

WebArchive.org - Links to Town or County Specific Resources

Wikipedia.org - Nassau County Cities

Wikipedia.org - Nassau County Towns

Vital Records

GEDCOM Index - Nassau County, NY

George M. Easter Marriage Records

GenWed.com - Nassau County, NY

LDS Genealogy - Nassau County Birth Records

LDS Genealogy - Nassau County Death Records

LDS Genealogy - Nassau County Marriage Records

Marriages Recorded At Reformed Dutch Church

Nassau County Government - County Clerk

Oyster Bay Marriages 1793-1855

VitalRec.com - Nassau County, NY Vital Records

WebArchive.org - Death Index to "The Salmon Records"

WebArchive.org - Marriage Index to "The Salmon Records"

WebArchive.org - Deaths Reported by the "Long Islander" 1891-1900