NY Counties & NYS Census

A List of New York Counties, Dates Formed, Parent Counties, County Seats, and a List of Partial or Complete New York State Census that are known to Exist.

     (Note: Click on the County Name to go to that County's GenWeb page.)

The easiest place to check for the availability of these census is to go to the LDS Family History Library website and use their on-line Library Catalog Search at http://www.familysearch.org/Eng/Library/FHLC/frameset_fhlc.asp 

Update: June 28, 2008

The New York Public Library has digitized many nice old County Atlas Maps. 

Link: http://drupal02.nypl.org/blogs/2008/01/17/state-county-city-atlases 

 

County

Date
Formed

Parent County

County
Seat

Partial or Complete Census Exist

Albany

Atlas 1866 

1683

original county

Albany

1855, 1865, 1875, 1892, 1905, 1915, 1925

Allegany

1806

Genesee

Belmont

1855, 1865, 1875, 1892, 1905, 1915, 1925

Bronx

1914

New York

Bronx

1915, 1925

Broome

Atlas 1876  

1806

Tioga

Binghamton

1825, 1835, 1855, 1865, 1875, 1892, 1905, 1915, 1925

Cattaraugus

1808

Genesee

Little Valley

1825, 1835, 1845, 1855, 1865, 1875, 1892, 1905, 1915, 1925

Cayuga

Atlas 1875  

1799

Onondaga

Auburn

1855, 1865, 1875, 1892, 1905, 1915, 1925

Charlotte

1772

Albany

renamed Washington in 1784

 

Chautauqua

Atlas 1867 

1808

Genesee

Mayville

1825, 1835, 1845, 1855, 1865, 1875, 1892, 1905, 1915, 1925

Chemung

1798

Tioga

Elmira

1855, 1865, 1892, 1905, 1915, 1925

Chenango

1798

Herkimer, Tioga

Norwich

1855, 1865, 1875, 1905, 1915, 1925

Clinton

1788

Washington

Plattsburgh

1892, 1905, 1915, 1925

Columbia

1786

Albany

Hudson

1845, 1855, 1865, 1875, 1905, 1915, 1925

Cortland

1808

Onondaga

Cortland

1825, 1835, 1845, 1855, 1865, 1875, 1892, 1905, 1915, 1925

Delaware

1797

Ulster, Otsego

Delhi

1855, 1865, 1875, 1892, 1905, 1915, 1925

Dutchess

1683

original county

Poughkeepsie

1865, 1875, 1892, 1915, 1925

Erie

1821

Niagara

Buffalo

1855, 1865, 1875, 1892, 1905, 1915, 1925

Essex

1799

Clinton

Elizabethtown

1855, 1865, 1875, 1892, 1905, 1915, 1925

Franklin

1808

Clinton

Malone

1875, 1905, 1915, 1925

Fulton

1838

Montgomery

Johnstown

1845, 1855, 1865, 1875, 1905, 1915, 1925

Genesee

1802

Ontario

Batavia

1875, 1892, 1905, 1915, 1925

Greene

1800

Ulster, Albany

Catskill

1855, 1865, 1875, 1892, 1905, 1915, 1925

Hamilton

1816

Montgomery

Lake Pleasant

1892, 1905, 1915, 1925

Herkimer

1791

Montgomery

Herkimer

1825, 1835, 1845, 1855, 1865, 1875, 1892, 1905, 1915, 1925

Jefferson

1805

Oneida

Watertown

1825, 1835, 1855, 1865, 1875, 1905, 1915, 1925

Kings

1683

Original county

Brooklyn

1855, 1865, 1875, 1892, 1905, 1915, 1925

Lewis

1805

Oneida

Lowville

1825, 1835, 1855, 1865, 1875, 1892, 1905, 1915, 1925

Livingston

1821

Genesee, Ontario

Geneseo

1855, 1865, 1875, 1915, 1925

Madison

1806

Chenango

Wampsville

1855, 1865, 1875, 1892, 1905, 1915, 1925

Monroe

1821

Genesee, Ontario

Rochester

1855, 1865, 1875, 1892, 1905, 1915, 1925

Montgomery

1772

Albany (as Tryon to 1784)

Fonda

1855, 1865, 1875, 1892, 1905, 1915, 1925

Nassau

1899

Queens

Mineola

1915, 1925

New York

1683

Original county

New York

1855, 1915, 1925

Niagara

1808

Genesee

Lockport

1855, 1865, 1875, 1905, 1915, 1925

Oneida

1798

Herkimer

Utica

1814, 1835, 1855, 1865, 1875, 1915, 1925

Onondaga

1794

Herkimer

Syracuse

1855, 1865, 1875, 1892, 1905, 1915, 1925

Ontario

1789

Montgomery

Canandaigua

1855, 1865, 1875, 1892, 1915, 1925

Orange

1683

Original county

Goshen

1825, 1835, 1845, 1855, 1865, 1875, 1915, 1925

Orleans

1824

Genesee

Albion

1855, 1865, 1875, 1892, 1905, 1915, 1925

Oswego

1816

Oneida, Onondaga

Oswego, Pulaski

1855, 1865, 1875, 1892, 1915, 1925

Otsego

1791

Montgomery

Cooperstown

1825, 1855, 1865, 1875, 1892, 1905, 1915, 1925

Putnam

1812

Dutchess

Carmel

1915, 1925

Queens

1683

Original county

Jamaica

1915, 1925

Rensselaer

1791

Albany

Troy

1855, 1865, 1875, 1905, 1915, 1925

Richmond
Staten Island

1683

Original county

St. George

1855, 1865, 1875, 1915, 1925

Rockland

1798

Orange

New City

1855, 1865, 1875, 1892, 1905, 1915, 1925

St. Lawrence

1802

Clinton, Herkimer, Montgomery

Canton

1845, 1865, 1905, 1915, 1925

Saratoga

1791

Albany

Ballston Spa

1855, 1865, 1875, 1892, 1905, 1915, 1925

Schenectady

Atlas 1866  

1809

Albany

Schenectady

1835, 1845, 1855, 1865, 1875, 1892, 1905, 1915, 1925

Schoharie

1795

Albany, Otsego

Schoharie

1825, 1835, 1855, 1865, 1875, 1892, 1905, 1915, 1925

Schuyler

1854

Tompkins, Steuben, Chemung

Watkins Glen

1855, 1865, 1875, 1915, 1925

Seneca

1804

Cayuga

Ovid, Waterloo

1915, 1925

Steuben

1796

Ontario

Bath

1825, 1835, 1845, 1855, 1865, 1875, 1892, 1905, 1915, 1925

Suffolk

1683

Original county

Riverhead

1865, 1915, 1925

Sullivan

1809

Ulster

Monticello

1855, 1875, 1915, 1925

Tioga

1791

Montgomery

Owego

1825, 1835, 1855, 1865, 1875, 1892, 1905, 1915, 1925

Tompkins

1817

Cayuga, Seneca

Ithaca

1825, 1835, 1865, 1875, 1892, 1905, 1915, 1925

Tryon

1772

Albany

(renamed Montgomery 1784)

 

Ulster

1683

Original county

Kingston

1855, 1865, 1875, 1905, 1915, 1925

Warren

1813

Washington

Lake George

1855, 1865, 1875, 1892, 1905, 1915, 1925

Washington

1772

Albany (see Charlotte)

Hudson Falls

1825, 1835, 1855, 1865, 1875, 1892, 1905, 1915, 1925

Wayne

1823

Ontario, Seneca

Lyons

1892, 1905, 1915, 1925

Westchester

1683

Original county

White Plains

1905, 1915, 1925

Wyoming

1841

Genesee

Warsaw

1875, 1915, 1925

Yates

1823

Ontario, Steuben

Penn Yan

1825, 1835, 1845, 1855, 1865, 1875, 1892, 1915, 1925



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