Genealogy Resources - Suffolk 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

Amagansett Free Library

American Airpower Museum

Amityville Historical Society / Lauder Museum

Amityville Public Library​

Babylon Public Library

Baiting Hollow Free Library

Bay Shore-Brightwaters Public Library

Bayport-Blue Point Public Library

The Bellport-Brookhaven Historical Society Museum

Brentwood Public Library

The Bridgehampton Museum

Brookhaven Volunteer Firefighters Museum

Celia M. Hastings Local History Room

Center Moriches Free Public Library

Central Islip Public Library

Children's Museum of the East End

Cold Spring Harbor Library

Commack Public Library

Connetquot Public Library

Copiague Memorial Public Library

Custom House

Cutchogue New Suffolk Free Library

Deer Park Public Library

DNA Learning Center

East End Seaport Museum and Marine Foundation

East Hampton Library

East Islip Public Library

Elwood Public Library

Emma S. Clark Memorial Library

Family History Library Catalog - Suffolk County, NY

Fishers Island Library Association

Floyd Memorial Library

Garvies Point Museum and Preserve 

Guild Hall of East Hampton

Half Hollow Hills Community Library

Hallockville Museum Farm

Hampton Library

Hampton Bays Public Library

Harborfields Public Library

Hauppauge Public Library

The Heckscher Museum of Art

Home Sweet Home Museum

Huntington's History & Decorative Arts Museum at the Soldiers & Sailors Memorial Building

Huntington Public Library

Huntington Public Library-Station Branch

Islip Art Museum

Islip Public Library

John Jermain Memorial Library

Joseph Lloyd Manor

The Jewish Museum

Lindenhurst Memorial Library

Livebrary - Public Libraries of Suffolk County, NY

Longwood Public Library

Long Island Explorium

Long Island Maritime Museum 

Long Island Museums

The Long Island Museum of American Art, History, and Carriages

Long Island Science Center

Mastics-Moriches-Shirley Community Library

Marine Museum

The Mather House Museum

Mattituck-Laurel Historical Society and Museums 

Mattituck-Laurel Library

Middle Country Public Library

Montauk Library

Montauk Point Lighthouse Museum

Mulford Farm Museum

NYGenWeb Project - Suffolk County Libraries

NYGenWeb Project - Suffolk County Museums

New York History & Genealogy Project - Suffolk County Archives

New York History & Genealogy Project - Suffolk County Libraries

New York State Archives - Albany, NY

New York State Library - Albany, NY

North Babylon Public Library

Northport-East Northport Public Library

Northport Historical Society and Museum

North Shore Public Library

Old Village Hall Museum & Historical Society

Parrish Art Museum

Patchogue-Medford Library

Pollock-Krasner House

Port Jefferson Free Library

Quogue Library

The Richard H. Handley Collection of Long Island Americana

Railroad Museum of Long Island

Riverhead Free Library

Rogers Memorial Library

Sachem Public Library

The Sag Harbor History Room

Sag Harbor Whaling & Historical Museum

Sagtikos Manor

Sayville Library

Shelter Island Public Library Society

Sherwood Jayne House

Shinnecock Nation Cultural Center & Museum

The Smithtown Library

The Smithtown Library - Locations

South Country Library

South Huntington Public Library

Southampton Historical Museum 

Southold Free Library

Southold Indian Museum 

Stony Brook Grist Mill

South Fork Natural History Museum & Nature Center

Special Collections & University Archives

Suffolk County, NY Public Libraries

Suffolk Cooperative Library System

Suffolk Cooperative Library System - Member Libraries

USGenWeb Archives - Suffolk County, NY Archives

Vanderbilt Museum - Suffolk County, NY

The Whaling Museum & Education Center of Cold Spring Harbor

Walt Whitman Birthplace State Historic Site and Interpretive Center

Water Mill Museum - Suffolk County, NY

West Babylon Public Library

West Islip Public Library​

Westhampton Free Library

William Floyd Estate

Wyandanch Public Library

Bible Records

NYGenWeb Project - Suffolk County Family Bible Records

Biographies

Biographies - Suffolk County New York

Genealogy Trails History Group - Suffolk County Biographies

A History of Long Island, From Its Earliest Settlement to the Present Time 1902 (Vol 1)

A History of Long Island, from Its Earliest Settlement to the Present Time (Vol 2)

History of Suffolk County, New York 1882

Long Island Surnames - Suffolk County, NY

NYGenWeb Project - Suffolk County Biographies

New York History & Genealogy Project - Suffolk County Biographies

New York History & Genealogy Project - Suffolk County Residents Early and Present

Our Family Tree - Suffolk County, NY

USGenWeb Archives - Suffolk County, NY

Wikipedia.org - People from Suffolk County, New York

Wikipedia.org - Suffolk County, NY Notable People

Yaphank As It Is, and Was, and Will Be

Yaphank As It Is, and Was, and Will Be - Internet Archive

Cemeteries

Amityville, Suffolk County, NY Cemeteries

Ancient Burial Grounds of Long Island, NY

Calverton National Cemetery - Suffolk County, NY

Cemetery Records - Suffolk County New York

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

Easthampton Cemeteries

Epodunk.com - Suffolk County, NY

Find A Grave - Suffolk County, NY

Genealogy Trails History Group - Suffolk County Cemeteries

Huntington Rural Cemetery - Suffolk County, NY

Interment.net - Suffolk County, NY

LDS Genealogy - Suffolk County Cemetery Records 

Long Island Cemeteries - Suffolk County, NY

The New England Historical and Genealogical Register 1847

NYGenWeb Project - Old Huntington Cemetery

NYGenWeb Project - Suffolk County Cemeteries

NYGenWeb Project - Suffolk County Cemetery Rolls

NYGenWeb Project - Suffolk County Deaths & Burial Locations

NYGenWeb Project - Suffolk County Funeral Homes

NYGenWeb Project - Suffolk County Old Long Island Cemeteries

NYGenWeb Project - Suffolk County Southold - Old Burial Ground

New York Gravestone Photo Project - Suffolk County

New York Cemetery Transcription & Photo Project

New York History & Genealogy Project - Suffolk County Cemeteries

New York History & Genealogy Project - Suffolk County, Southampton Burying Grounds

Old Burying Ground, Sag Harbor

The Political Graveyard - Suffolk County, NY

Riverhead Cemetery - Suffolk County, NY (Part 1)

Riverhead Cemetery - Suffolk County, NY (Part 2)

Shelter Cemetery - Suffolk County, NY

Southold - Old Orient

Sylvester Manor Cemetery   

The Tombstone Transcription Project - Suffolk County, NY

Tuttle Private Cemetery - Suffolk County, NY

USGenWeb Archives - Suffolk County, NY Cemeteries

Census Records

Census-Online - Suffolk County, NY

Cyndi's List - Suffolk County, NY Census

LDS Genealogy - Suffolk County Census Records

NYGenWeb Project - 1675 East Hampton Census

NYGenWeb Project - 1790 U.S. Census

NYGenWeb Project - 1800 U.S. Census

NYGenWeb Project - 1810 U.S. Census

NYGenWeb Project - 1820 U.S. Census

NYGenWeb Project - 1830 U.S. Census

NYGenWeb Project - 1840 U.S. Census

NYGenWeb Project - 1850 U.S. Census

New York History & Genealogy Project - Suffolk County Census Records

New York History & Genealogy Project - Suffolk County Estimate of the Town of Southampton

New York History & Genealogy Project - Suffolk County Freedmen Inhabiting Southampton

New York History & Genealogy Project - Suffolk County Inhabitants of North Sea

New York History & Genealogy Project - Suffolk County List of Southampton, New York Residents

New York History & Genealogy Project - Suffolk County Mecox Laid Out to Inhabitants

New York History & Genealogy Project - Suffolk County Seabonac Division

New York History & Genealogy Project - Suffolk County, Southampton Census

Official 1940 Census Website - Suffolk County, New York

US-Census.org - Suffolk County, NY

USGenWeb Archives - Suffolk County. NY Census Records

1880 Census Records Search - Suffolk County, NY

1920 Federal Census - Suffolk County, NY

1930 Federal Census - Suffolk County, NY

14th Census of Population, 1920 (Reel 1268 - 1920) - Suffolk County, NY

14th Census of Population, 1920 (Reel 1269 - 1920) - Suffolk County, NY

15th Census, Population, 1930 (Reel 1649) - Suffolk County, NY

15th Census, Population, 1930 (Reel 1650) - Suffolk County, NY

15th Census, Population, 1930 (Reel 1652 - Suffolk County, NY

Church Records 

Cyndi's List - Suffolk County, NY Religion & Churches

LDS Genealogy - Suffolk County Church Records 

NYGenWeb Project - Suffolk County Churches

NYGenWeb Project - Suffolk County Easthampton Baptisms

Court Records 

LDS Genealogy - Suffolk County Court Records

Suffolk County Clerk

Suffolk County Surrogate Court Clerk

Wikipedia.org - Suffolk County, NY Courts

Directories

LDS Genealogy - Suffolk County Directories

New York History & Genealogy Project - Suffolk County Directories

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

Town of Southold, Long Island - Suffolk County, NY

Estate Records

Early Long Island Wills  of Suffolk County, 1691-1703

Genealogy Trails History Group - Suffolk County Wills/Probate Records

LDS Genealogy - Suffolk County Probate Records 

Long Island Source Records - Suffolk County, NY

NYGenWeb Project - Suffolk County Wills - 1665-1707

NYGenWeb Project - Suffolk County Wills - 1708-1728

NYGenWeb Project - Suffolk County Wills - 1730-1744

NYGenWeb Project - Suffolk County Will of Daniel Wells - 1765

NYGenWeb Project - Suffolk County Will of Josiah Stansborough

Suffolk County Clerk

USGenWeb Archives - Suffolk County, NY Will Records, Probates & Indexes

Wills - Suffolk County New York

History

An Address Delivered Before the Suffolk County Historical Society (Vol 1)

An Address Delivered Before the Suffolk County Historical Society (Vol 2)

Bi-Centennial - Suffolk County, NY - Google Books

Bi-Centennial - Suffolk County, NY - Internet Archive

Early History of Suffolk County, L.I. 1866 - Internet Archive

Gazetteer of the State of New York, 1860   

Geography of the State of New York, 1847 - Suffolk County, NY

History of Long Island

History of Long Island 1839

A History of Long Island from its Discovery and Settlement to the Present Time (Vol 1)

A History of Long Island, from its Earliest Settlement to the Present Time (Vol 2)  

History of Suffolk County

History of Suffolk County, New York 1882

LDS Genealogy - Suffolk County Histories and Genealogies 

Living Places - Suffolk County, NY

Long Island Town Histories

National Register of Historic Places - Suffolk County, NY

The Natural, Statistical and Civil History of the State of New York, 1829

NYGenWeb Project - Colonial Long Island: 1650-1783

NYGenWeb Project - The Early History of Suffolk County, Long Island, New York

NYGenWeb Project - Rev. Francis Higginson’s True Description, 1629

NYGenWeb Project - Suffolk County Bibliography

NYGenWeb Project - Suffolk County Family Pages

NYGenWeb Project - Suffolk County Profile

NYGenWeb Project - Suffolk County History 1683 - 1783

NYGenWeb Project - Suffolk County History 1783 - 1883

NYGenWeb Project - Suffolk County History 1883 - 1914

USGenWeb Archives - Suffolk County, NY History

NYGenWeb Project - Witchcraft Trials in NY

NYGenWeb Project - Suffolk County Wyandanch's Gift

​POORHOUSE History of Suffolk County

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

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

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

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

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

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

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

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

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

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

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

Wikipedia.org - Suffolk County, NY

Immigration and Naturalization Records

Cyndi's List - Suffolk County, NY Naturalization Records

LDS Genealogy - Suffolk County Immigration Records 

Passengers from England to Boston, New England

The Suffolk County Naturalization Project

Land Records 

BLM Land Records

LDS Genealogy - Suffolk County Land Records

NYGenWeb Project - Suffolk County Land Papers 1643-1676

New York History & Genealogy Project - Suffolk County, Southampton Plots

New York History & Genealogy Project - Suffolk County, Southampton Plot 1

New York History & Genealogy Project - Suffolk County, Southampton Plot 2

New York History & Genealogy Project - Suffolk County, Southampton Plot 3

New York History & Genealogy Project - Suffolk County, Southampton Plot 4

New York History & Genealogy Project - Suffolk County, Southampton Plot 5

New York History & Genealogy Project - Suffolk County, Southampton Plot 6

Suffolk County Clerk

Map Records 

LDS Genealogy - Suffolk County Map Records

Historic Map Works - Suffolk County, New York 

The Genealogy Hound - Suffolk County, New York

New York Census and County Formation Maps

NYGenWeb Project - Suffolk County Maps

New York History & Genealogy Project - Suffolk County Land/Maps

USGenWeb Archives - New York Digital Map Library

​WebArchive.org - 1895 Atlas of NY

Wikipedia.org - Suffolk County, NY Geography

Military Records

Genealogy Trails History Group - Suffolk County Military Records

Island Troops in the Revolution

LDS Genealogy - Suffolk County Military Records

Military Records - Suffolk County New York

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

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

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

NYGenWeb Project - Narrative of the Pequot War

NYGenWeb Project - Suffolk County Military Records

NYGenWeb Project - Suffolk County Military Resources

NYGenWeb Project - Suffolk County Pre-History to 1683

New York History & Genealogy Project - Military of Southampton, Suffolk County, New York

New York History & Genealogy Project - New Yorkers Enlisting in New Jersey

Soldiers Buried in Deer Park, NY - Suffolk County, NY

World War II Casualties, Army and Army Air Corps​​​​​​​​

Miscellaneous Records 

Cyndi's List - Suffolk County, NY General Resources

Cyndi's List - Suffolk County, NY Miscellaneous Records

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

Cyndi's List - Suffolk County, NY Social Networking

LDS Genealogy - Suffolk County Miscellaneous Records

NYGenWeb Project - Suffolk County Alternate Pages

NYGenWeb Project - Suffolk County Community Links

NYGenWeb Project - Suffolk County Genealogy Links

NYGenWeb Project - Suffolk County Mailing List Info

NYGenWeb Project - Suffolk County Off-line Sources

NYGenWeb Project - Suffolk County Postcards

NYGenWeb Project - Suffolk County Postmasters in 1898

New York History & Genealogy Project - Suffolk County Mailing Lists

Suffolk County Government

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

Cyndi's List - Suffolk County, NY Newspapers

Genealogy Trails History Group - Suffolk County Newspaper Gleanings

LDS Genealogy - Suffolk County Newspaper Records 

Long Island Forum Index, 1938-2003

NYGenWeb Project - Suffolk County Newspapers

New York History & Genealogy Project - Suffolk County Newspapers

NYS Historic Newspapers - Suffolk County, New York

Suffolk County, NY Newspapers

Suffolk County, NY Newspaper Abstracts

Suffolk County, NY - Chronicling America

Obituaries

Amityville Record - Suffolk County, NY

The Babylon Beacon - Suffolk County, NY

Genealogy Trails History Group - Suffolk County Obituaries and Death Notices

The Independent - Suffolk County, NY

Index to Obituary Notices from the Center Moriches Record

LDS Genealogy - Suffolk County Obituary Records 

McManus-Lorey Funeral Home

Moriches Bay Tide Index, Obituary Notices 1961-1992

NYGenWeb Project - Center Moriches Obits

NYGenWeb Project - Moriches Bay Obits

NYGenWeb Project - Obits for Persons Born in Suffolk County

NYGenWeb Project - Suffolk County Obits Before 1875

NYGenWeb Project - Suffolk County Obituaries

Obituary Index - Long Island, NY

Obituary Index - Suffolk County, NY

Suffolk County, New York Obituary and Death Notices Collection

Suffolk-Times Obituaries  1940-2000

USGenWeb Archives - Suffolk County, NY Obituaries

Photography

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

National Archives - Suffolk County, New York

School Records 

LDS Genealogy - Suffolk County School Records

NYGenWeb Project - Suffolk County 1920 Yearbook Class Roster

Societies

The Bayport Aerodrome Society 

Bay Shore Historical Society

Bellport-Brookhaven Historical Society 

Bohemia Historical Society

Bridgehampton Historical Society 

Colonel Gilbert Potter Chapter

Computer Genealogy Society of Long Island 

Cow Neck Peninsula Historical Society

Cutchogue-New Suffolk Historical Council

East Hampton Historical Society

The East Hampton Historical Society

East Islip Historical Society

Genealogy Federation of Long Island

Genealogy Workshop of the Huntington Historical Society 

The German Genealogy Group 

Greenlawn-Centerport Historical Association 

Hampton Bays Historical & Preservation Society

The Historical Society of Greater Port Jefferson

Historical Society of Islip Hamlet 

The Huntington Historical Society

Jewish Genealogical Society

Jewish Genealogy Society of Long Island

Lake Ronkonkoma Historical Society 

Lloyd Harbor Historical Society

Long Island Museum Association 

Longwood Genealogy Group

Mastic Peninsula Historical Society

Mattituck-Laurel Historical Society and Museums

Miller Place-Mount Sinai Historical Society

Montauk Historical Society

NYGenWeb Project - Suffolk County Lineage Societies

NYGenWeb Project - Suffolk County Museums

NYGenWeb Project - Suffolk County Societies

New York History & Genealogy Project - Suffolk County  Societies/ Museums

Ocaen Beach Historical Society 

Order of the Ancient and Honorable Huntington Militia

Oysterponds Historical Society

Patchogue-Medford Library Genealogy Research Group

Port Jefferson Historical Society

Rocky Point Historical Society 

Sag Harbor Historical Society

The Sayville Historical Society

The Smithtown Historical Society

Southampton Colony Chapter 

Southold Chapter - Suffolk County, NY

Southold Historical Society

The Springs Historical Society

Suffolk Chapter

Suffolk County Historical Society

Suffolk County Historical Society Museum

The Three Village Historical Society 

Three Village Historical Society 

Village of Babylon Historical & Preservation Society

The Ward Melville Heritage Organization 

Wayback Machine - Friends of Long Island Wireless History

Wayback Machine - Southampton Colony Chapter

Yaphank Historical Society

Towns, Cities, & Villages 

LDS Genealogy - Suffolk County Records by City/Town

NYGenWeb Project - Suffolk County Towns & Villages

New York History & Genealogy Project - Villages and Hamlets Southampton, Suffolk County, New York

Suffolk County, New York Town Histories

Town of Babylon, New York

Town of Brookhaven, New York

Town of East Hampton, New York

Town of Huntington, New York

Town of Islip, New York

Town of Riverhead, New York

Town of Shelter Island, New York

Town of Smithtown, New York

Town of Southampton, New York

Town of Southold, New York

Village of Amityville, New York

Village of Asharoken, New York

Village of Babylon, New York

Village of Belle Terre, New York

Village of Bellport, New York

Village of Brightwaters, New York

Village of Dering Harbor, New York

​Village of East Hampton, New York

Village of Greenport, New York

Village of Head of the Harbor, New York

Village of Huntington Bay, New York

Village of Lake Grove, New York

Village of Lindenhurst, New York

Village of Lloyd Harbor, New York

Village of Nissequogue, New York

Village of North Haven, New York

Village of Northport, New York

Village of Ocean Beach, New York

Village of Old Field, New York

Village of Patchogue, New York

Village of Poquott, New York

Village of Port Jefferson, New York

Village of Quogue, New York

Village of Sag Harbor, New York

Village of Sagaponack, New York

Village of Saltaire, New York

Village of Shoreham, New York

Village of Southampton, New York

Village of the Branch, New York

Village of Westhampton Beach, New York

Village of West Hampton Dunes, New York

Wikipedia.org - Suffolk County, NY Communities

Vital Records

Birth Records - Suffolk County New York

Cyndi's List - Suffolk County, NY Birth, Marriage, Death

Death Records - Suffolk County New York

GEDCOM Index - Suffolk County, NY

Genealogy Trails History Group - Suffolk County Birth Records

Genealogy Trails History Group - Suffolk County Death Records

Genealogy Trails History Group - Suffolk County Marriage Records

GenWed.com - Suffolk County, NY

LDS Genealogy - Suffolk County Birth Records

LDS Genealogy - Suffolk County Death Records

LDS Genealogy - Suffolk County Marriage Records 

Long Island Vital Records

Marriage Records - Suffolk County New York

NYGenWeb Project - Suffolk County Death Records

NYGenWeb Project - Suffolk County Easthampton Baptisms

NYGenWeb Project - Suffolk County Easthampton Deaths

NYGenWeb Project - Suffolk County Easthampton Marriages

NYGenWeb Project - Suffolk County Loper Family Marriages

NYGenWeb Project - Suffolk County Marriage Records

NYGenWeb Project - Suffolk County Marriages & Deaths

NYGenWeb Project - Suffolk County Marriage Records

NYGenWeb Project - Suffolk County, NY Marriages 1600-1784

NYGenWeb Project - Suffolk County Southampton Births

NYGenWeb Project - Suffolk County Southampton Deaths

NYGenWeb Project - Suffolk County Southampton Marriages

NYGenWeb Project - Suffolk County Vital Records Ordering Information

New York History & Genealogy Project - Suffolk County, Southampton Births

New York History & Genealogy Project - Suffolk County, Southampton Deaths

New York History & Genealogy Project - Suffolk County, Southampton Marriages

Newtown, L.I. DRC Marriages  1835-1846

Suffolk County Clerk

Suffolk County Marriage Index

VitalRec.com - Suffolk County, NY Vital Records