Difference between revisions of "New York County Creation Dates and Parent Counties"

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(Brooklyn)
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Clickable Map - scroll below the list.  
 
Clickable Map - scroll below the list.  
  
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{| width="100%" border="1"
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{{Note|See an interactive outline map of [http://historical-county.newberry.org/website/New_York/viewer.htm ''New York Historical Counties''] at Newberry Library site<ref>[http://historical-county.newberry.org/website/New_York/viewer.htm ''New_York Atlas of Historical County Boundaries'', John H. Long, Editor; Peggy Tuck Sinko, Associate Editor; Gordon DenBoer, Historical Compiler; Douglas Knox, Book Digitizing Director and Digital Compiler; Emily Kelley, Research Associate; Laura Rico-Beck, GIS Specialist; Peter Siczewicz, ArcIMS Interactive Map Designer; Robert Will, Cartographic Assistant. Copyright The Newberry Library 2008.</ref> (Free) Enter a year, '''Refresh Map''', select '''zoom in''', then click on the map to enlarge it.}}
 +
 
 +
<br>
 +
{{Tip|Sort the table by '''Date Formed''' or by '''Parent Counties''' and check [http://publications.newberry.org/ahcbp/documents/NY_County_Index.htm Boundary Changes] for interesting insights.}}
 +
{| border="1" width="120%" class="sortable"
 
|-
 
|-
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| align="left" style="background-color: rgb(240, 240, 240); background-image: none; background-repeat: repeat; background-attachment: scroll; background-position: 0% 0%; -moz-background-size: auto auto; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" | '''Name of County'''  
+
| align="center" style="background: rgb(240, 240, 240) none repeat scroll 0% 0%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" | '''Name of County'''  
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| align="left" style="background-color: rgb(240, 240, 240); background-image: none; background-repeat: repeat; background-attachment: scroll; background-position: 0% 0%; -moz-background-size: auto auto; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" | '''Date Formed'''  
+
| align="center" style="background: rgb(240, 240, 240) none repeat scroll 0% 0%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" | '''Date Formed'''  
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| align="left" style="background-color: rgb(240, 240, 240); background-image: none; background-repeat: repeat; background-attachment: scroll; background-position: 0% 0%; -moz-background-size: auto auto; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" | '''Parent County'''  
+
| align="center" style="background: rgb(240, 240, 240) none repeat scroll 0% 0%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" |'''Boundary<br>Changes'''
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| align="left" style="background-color: rgb(240, 240, 240); background-image: none; background-repeat: repeat; background-attachment: scroll; background-position: 0% 0%; -moz-background-size: auto auto; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" | '''Progeny County'''
+
| align="center" style="background: rgb(240, 240, 240) none repeat scroll 0% 0%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" | '''Parent County'''  
 +
| align="center" style="background: rgb(240, 240, 240) none repeat scroll 0% 0%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" | '''Counties Created by Boundary Changes'''
 
|-
 
|-
 
| [[Albany County, New York|Albany]]  
 
| [[Albany County, New York|Albany]]  
−
| 01 Nov 1683
+
| 1683  Nov 01  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#ALBANY Details]
 
| Colonial lands  
 
| Colonial lands  
 
| Tryon 1772, Charlotte 1772, [[Greene County, New York|Greene]] 1800, [[Columbia County, New York|Columbia]] 1786, [[Rensselaer County, New York|Rensselaer]] 1791, [[Saratoga County, New York|Saratoga]] 1791, [[Schoharie County, New York|Schoharie ]]1795, [[Schenectady County, New York|Schenectady]] 1809
 
| Tryon 1772, Charlotte 1772, [[Greene County, New York|Greene]] 1800, [[Columbia County, New York|Columbia]] 1786, [[Rensselaer County, New York|Rensselaer]] 1791, [[Saratoga County, New York|Saratoga]] 1791, [[Schoharie County, New York|Schoharie ]]1795, [[Schenectady County, New York|Schenectady]] 1809
 
|-
 
|-
 
| [[Allegany County, New York|Allegany]]  
 
| [[Allegany County, New York|Allegany]]  
−
| 07 Apr 1806
+
| 1806  Apr 07  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#ALLEGANY Details]
 
| [[Genesee County, New York|Genesee]], [[Steuben County, New York|Steuben]] (1808)  
 
| [[Genesee County, New York|Genesee]], [[Steuben County, New York|Steuben]] (1808)  
 
| [[Genesee County, New York|Genesee]] 1811, [[Wyoming County, New York|Wyoming]] 1846, [[Tioga County, New York|Tioga]] 1822
 
| [[Genesee County, New York|Genesee]] 1811, [[Wyoming County, New York|Wyoming]] 1846, [[Tioga County, New York|Tioga]] 1822
 
|-
 
|-
 
| [[Berkshire County, Massachusetts|Berkshire]]  
 
| [[Berkshire County, Massachusetts|Berkshire]]  
−
| 28 May 1760
+
| 1760  May 28  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#BERKSHIRE Details]
 
| disputed area  
 
| disputed area  
 
| in State of [[Massachusetts|Massachusetts]]
 
| in State of [[Massachusetts|Massachusetts]]
 
|-
 
|-
 
| [[Bronx County, New York|Bronx]]  
 
| [[Bronx County, New York|Bronx]]  
−
| 1914  
+
| 1914 4  19
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#BRONX Details]
 
| [[New York (Manhattan) County, New York|New York]], [[Westchester County, New York|Westchester]]  
 
| [[New York (Manhattan) County, New York|New York]], [[Westchester County, New York|Westchester]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Broome County, New York|Broome]]  
 
| [[Broome County, New York|Broome]]  
−
| 28 Mar 1806
+
| 1806  Mar 28  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#BROOME Details]
 
| [[Tioga County, New York|Tioga]]  
 
| [[Tioga County, New York|Tioga]]  
 
| [[Tioga County, New York|Tioga]] 1822
 
| [[Tioga County, New York|Tioga]] 1822
 
|-
 
|-
 
| [[Cattaraugus County, New York|Cattaraugus]]  
 
| [[Cattaraugus County, New York|Cattaraugus]]  
−
| 11 Mar 1808
+
| 1808  Mar 11  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#CATTARAUGUS Details]
 
| [[Genesee County, New York|Genesee]]  
 
| [[Genesee County, New York|Genesee]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Cayuga County, New York|Cayuga]]  
 
| [[Cayuga County, New York|Cayuga]]  
−
| 08 Mar 1799
+
| 1799  Mar 08  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#CAYUGA Details]
 
| [[Onondaga County, New York|Onondaga]]  
 
| [[Onondaga County, New York|Onondaga]]  
 
| [[Seneca County, New York|Seneca]] 1804, [[Tompkins County, New York|Tompkins]] 1817
 
| [[Seneca County, New York|Seneca]] 1804, [[Tompkins County, New York|Tompkins]] 1817
 
|-
 
|-
 
| Charlotte  
 
| Charlotte  
−
| 12 Mar 1722
+
| 1722  Mar 12  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm# Details]
 
| [[Albany, New York|Albany]]  
 
| [[Albany, New York|Albany]]  
 
| renamed [[Washington County, New York|Washington]] 1784
 
| renamed [[Washington County, New York|Washington]] 1784
 
|-
 
|-
 
| [[Chautauqua County, New York|Chautauqua]]  
 
| [[Chautauqua County, New York|Chautauqua]]  
−
| 11 Mar 1808
+
| 1808  Mar 11  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#CHAUTAUQUA Details]
 
| [[Genesee County, New York|Genesee]]  
 
| [[Genesee County, New York|Genesee]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Chemung County, New York|Chemung]]  
 
| [[Chemung County, New York|Chemung]]  
−
| 29 Mar 1836
+
| 1836  Mar 29  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#CHEMUNG Details]
 
| [[Tioga County, New York|Tioga]]  
 
| [[Tioga County, New York|Tioga]]  
 
| [[Schuyler County, New York|Schuyler]] 1854
 
| [[Schuyler County, New York|Schuyler]] 1854
 
|-
 
|-
 
| [[Chenango County, New York|Chenango]]  
 
| [[Chenango County, New York|Chenango]]  
−
| nowrap="nowrap" | 15 Mar 1798
+
| 1798  Mar 15
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#CHENANGO Details]
 
| [[Herkimer County, New York|Herkimer]], [[Tioga County, New York|Tioga]]  
 
| [[Herkimer County, New York|Herkimer]], [[Tioga County, New York|Tioga]]  
 
| [[Oneida County, New York|Oneida]] 1804, [[Madison County, New York|Madison]] 1806
 
| [[Oneida County, New York|Oneida]] 1804, [[Madison County, New York|Madison]] 1806
 
|-
 
|-
 
| [[Clinton County, New York|Clinton]]  
 
| [[Clinton County, New York|Clinton]]  
−
| 07 Mar 1788
+
| 1788  Mar 07  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#CLINTON Details]
 
| [[Washington County, New York|Washington]]  
 
| [[Washington County, New York|Washington]]  
 
| [[St. Lawrence County, New York|St. Lawrence]] 1802, [[Oneida County, New York|Oneida]] 1801, [[Essex County, New York|Essex]] 1799, [[Franklin County, New York|Franklin]] 1808
 
| [[St. Lawrence County, New York|St. Lawrence]] 1802, [[Oneida County, New York|Oneida]] 1801, [[Essex County, New York|Essex]] 1799, [[Franklin County, New York|Franklin]] 1808
 
|-
 
|-
 
| [[Columbia County, Washington|Columbia]]  
 
| [[Columbia County, Washington|Columbia]]  
−
| 04 Apr 1786
+
| 1786  Apr 04  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#COLUMBIA Details]
 
| [[Albany County, New York|Albany]]  
 
| [[Albany County, New York|Albany]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Cortland County, New York|Cortland]]  
 
| [[Cortland County, New York|Cortland]]  
−
| 08 Apr 1808
+
| 1808  Apr 08  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#CORTLAND Details]
 
| [[Onondaga County, New York|Onondaga]]  
 
| [[Onondaga County, New York|Onondaga]]  
 
| none
 
| none
 
|-
 
|-
 
| Cumberland  
 
| Cumberland  
−
| 1766  
+
| 1766 6  17
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm# Details]
 
| [[Albany County, New York|Albany]]  
 
| [[Albany County, New York|Albany]]  
 
| now in State of [[Vermont|Vermont]] as one of originals
 
| now in State of [[Vermont|Vermont]] as one of originals
 
|-
 
|-
 
| [[Delaware County, New York|Delaware]]  
 
| [[Delaware County, New York|Delaware]]  
−
| 10 Mar 1797
+
| 1797  Mar 10  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#DELAWARE Details]
 
| [[Ulster County, New York|Ulster]], [[Otsego County, New York|Otsego]]  
 
| [[Ulster County, New York|Ulster]], [[Otsego County, New York|Otsego]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Dukes County, Massachusetts|Dukes]]  
 
| [[Dukes County, Massachusetts|Dukes]]  
−
| 01 Nov 1688
+
| 1688  Nov 01  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#DUKES Details]
 
| Colonial lands (dispute)  
 
| Colonial lands (dispute)  
 
| in State of [[Massachusetts|Massachusetts]]
 
| in State of [[Massachusetts|Massachusetts]]
 
|-
 
|-
 
| [[Dutchess County, New York|Dutchess]]  
 
| [[Dutchess County, New York|Dutchess]]  
−
| 01 Nov 1683
+
| 1683  Nov 01  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#DUTCHESS Details]
 
| Colonial lands  
 
| Colonial lands  
 
| [[Albany County, New York|Albany]] 1717, [[Putnam County, New York|Putnam]] 1812
 
| [[Albany County, New York|Albany]] 1717, [[Putnam County, New York|Putnam]] 1812
 
|-
 
|-
 
| [[Erie County, New York|Erie]]  
 
| [[Erie County, New York|Erie]]  
−
| 02 Apr 1821
+
| 1821  Apr 02  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#ERIE Details]
 
| [[Niagara County, New York|Niagara]]  
 
| [[Niagara County, New York|Niagara]]  
 
| [[Franklin County, New York|Franklin]] 1808
 
| [[Franklin County, New York|Franklin]] 1808
 
|-
 
|-
 
| [[Essex County, New York|Essex]]  
 
| [[Essex County, New York|Essex]]  
−
| 01 Mar 1799
+
| 1799  Mar 01  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#ESSEX Details]
 
| [[Clinton County, New York|Clinton]], [[Franklin County, New York|Franklin]]  
 
| [[Clinton County, New York|Clinton]], [[Franklin County, New York|Franklin]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Franklin County, New York|Franklin]]  
 
| [[Franklin County, New York|Franklin]]  
−
| 11 Mar 1808
+
| 1808  Mar 11  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#FRANKLIN Details]
 
| [[Clinton County, New York|Clinton]]  
 
| [[Clinton County, New York|Clinton]]  
 
| [[Essex County, New York|Essex]] 1822
 
| [[Essex County, New York|Essex]] 1822
 
|-
 
|-
 
| [[Fulton County, New York|Fulton]]  
 
| [[Fulton County, New York|Fulton]]  
−
| 18 Apr 1838
+
| 1838  Apr 18  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#FULTON Details]
 
| [[Montgomery County, New York|Montgomery]]  
 
| [[Montgomery County, New York|Montgomery]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Genesee County, New York|Genesee]]  
 
| [[Genesee County, New York|Genesee]]  
−
| 30 Mar 1802
+
| 1802  Mar 30  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#GENESEE Details]
 
| [[Ontario County, New York|Ontario]]  
 
| [[Ontario County, New York|Ontario]]  
 
| [[Allegany County, New York|Allegany]] 1806, [[Cattaraugus County, New York|Cattaraugus]] 1808, [[Chautauqua County, New York|Chautauqua]] 1808, [[Niagara County, New York|Niagara]] 1808, [[Livingston County, New York|Livingston]] 1821, [[Monroe County, New York|Monroe]] 1821, [[Orleans County, New York|Orleans]] 1824, [[Wyoming County, New York|Wyoming]] 1841
 
| [[Allegany County, New York|Allegany]] 1806, [[Cattaraugus County, New York|Cattaraugus]] 1808, [[Chautauqua County, New York|Chautauqua]] 1808, [[Niagara County, New York|Niagara]] 1808, [[Livingston County, New York|Livingston]] 1821, [[Monroe County, New York|Monroe]] 1821, [[Orleans County, New York|Orleans]] 1824, [[Wyoming County, New York|Wyoming]] 1841
 
|-
 
|-
 
| [[Greene County, New York|Greene]]  
 
| [[Greene County, New York|Greene]]  
−
| 30 Mar 1802
+
| 1802  Mar 30  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#GREENE Details]
 
| [[Ontario County, New York|Ontario]]  
 
| [[Ontario County, New York|Ontario]]  
 
| see note
 
| see note
 
|-
 
|-
 
| [[Hamilton County, New York|Hamilton]]  
 
| [[Hamilton County, New York|Hamilton]]  
−
| 21 Feb 1816
+
| 1816  Feb 21  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#HAMILTON Details]
 
| [[Montgomery County, New York|Montgomery]]  
 
| [[Montgomery County, New York|Montgomery]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Herkimer County, New York|Herkimer]]  
 
| [[Herkimer County, New York|Herkimer]]  
−
| 16 Feb 1719
+
| 1719  Feb 16  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#HERKIMER Details]
 
| [[Montgomery County, New York|Montgomery]], [[Otsego County, New York|Otsego]]  
 
| [[Montgomery County, New York|Montgomery]], [[Otsego County, New York|Otsego]]  
 
| [[Onondaga County, New York|Onondaga]] 1794, [[Oneida County, New York|Oneida]] 1798, [[Chenango County, New York|Chenango]] 1798
 
| [[Onondaga County, New York|Onondaga]] 1794, [[Oneida County, New York|Oneida]] 1798, [[Chenango County, New York|Chenango]] 1798
 
|-
 
|-
 
| [[Jefferson County, New York|Jefferson]]  
 
| [[Jefferson County, New York|Jefferson]]  
−
| 28 Mar 1805
+
| 1805  Mar 28  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#JEFFERSON Details]
 
| [[Oneida County, New York|Oneida]]  
 
| [[Oneida County, New York|Oneida]]  
 
| see note
 
| see note
 
|-
 
|-
 
| [[Brookyn, New York|Kings]] (Brooklyn)  
 
| [[Brookyn, New York|Kings]] (Brooklyn)  
−
| 01 Nov 1683
+
| 1683  Nov 01  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm# Details]
 
| Colonial lands  
 
| Colonial lands  
 
| none
 
| none
 
|-
 
|-
 
| [[Lewis County, New York|Lewis]]  
 
| [[Lewis County, New York|Lewis]]  
−
| 28 Mar 1805
+
| 1805  Mar 28  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#LEWIS Details]
 
| [[Oneida County, New York|Oneida]], [[Jefferson County, New York|Jefferson]]  
 
| [[Oneida County, New York|Oneida]], [[Jefferson County, New York|Jefferson]]  
 
| see note
 
| see note
 
|-
 
|-
 
| [[Livingston County, New York|Livingston]]  
 
| [[Livingston County, New York|Livingston]]  
−
| 23 Feb 1821
+
| 1821  Feb 23  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#LIVINGSTON Details]
 
| [[Genesee County, New York|Genesee]], [[Ontario County, New York|Ontario]]  
 
| [[Genesee County, New York|Genesee]], [[Ontario County, New York|Ontario]]  
 
| see note
 
| see note
 
|-
 
|-
 
| [[Madison County, New York|Madison]]  
 
| [[Madison County, New York|Madison]]  
−
| 21 Mar 1806
+
| 1806  Mar 21  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#MADISON Details]
 
| [[Chenango County, New York|Chenango]], [[Oneida County, New York|Oneida]] (1836)  
 
| [[Chenango County, New York|Chenango]], [[Oneida County, New York|Oneida]] (1836)  
 
| none
 
| none
 
|-
 
|-
 
| [[Monroe County, New York|Monroe]]  
 
| [[Monroe County, New York|Monroe]]  
−
| 23 Feb 1821
+
| 1821  Feb 23  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#MONROE Details]
 
| [[Genesee County, New York|Genesee]], [[Ontario County, New York|Ontario]]  
 
| [[Genesee County, New York|Genesee]], [[Ontario County, New York|Ontario]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Montgomery County, New York|Montgomery]]  
 
| [[Montgomery County, New York|Montgomery]]  
−
| 12 Mar 1772
+
| 1772  Mar 12  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#MONTGOMERY Details]
 
| renamed from Tryon  
 
| renamed from Tryon  
 
| [[Ontario County, New York|Ontario]] 1789, [[Herkimer County, New York|Herkimer]] 1791, [[Otsego County, New York|Otsego]] 1791, [[Tioga County, New York|Tioga]] 1791, [[Hamilton County, New York|Hamilton]] 1816
 
| [[Ontario County, New York|Ontario]] 1789, [[Herkimer County, New York|Herkimer]] 1791, [[Otsego County, New York|Otsego]] 1791, [[Tioga County, New York|Tioga]] 1791, [[Hamilton County, New York|Hamilton]] 1816
 
|-
 
|-
 
| [[Nassau County, New York|Nassau]]  
 
| [[Nassau County, New York|Nassau]]  
−
| 1899  
+
| 1899 9  18
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#NASSAU Details]
 
| [[Queens County, New York|Queens]]  
 
| [[Queens County, New York|Queens]]  
 
| none
 
| none
 
|-
 
|-
−
| nowrap="nowrap" | [[New York (Manhattan) County, New York|New York]] (Manhattan)  
+
  [[New York (Manhattan) County, New York|New York]] (Manhattan)  
−
| 1652  
+
| 1652 2  16
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#NEW%20YORK%20(MANHATTAN) Details]
 
| Colonial lands  
 
| Colonial lands  
 
| none
 
| none
 
|-
 
|-
 
| [[Niagara County, New York|Niagara]]  
 
| [[Niagara County, New York|Niagara]]  
−
| 11 Mar 1808
+
| 1808  Mar 11  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#NIAGARA Details]
 
| [[Genesee County, New York|Genesee]]  
 
| [[Genesee County, New York|Genesee]]  
 
| [[Erie County, New York|Erie]] 1821
 
| [[Erie County, New York|Erie]] 1821
 
|-
 
|-
 
| [[Oneida County, New York|Oneida]]  
 
| [[Oneida County, New York|Oneida]]  
−
| 15 Mar 1798
+
| 1798  Mar 15  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#ONEIDA Details]
 
| [[Herkimer County, New York|Herkimer]]  
 
| [[Herkimer County, New York|Herkimer]]  
 
| [[Oswego County, New York|Oswego]] 1816, [[Lewis County, New York|Lewis]] 1805, [[Jefferson County, New York|Jefferson]] 1805, [[Clinton County, New York|Clinton]] 1801, [[Madison County, New York|Madison]] 1836, [[Chenango County, New York|Chenango]] 1804
 
| [[Oswego County, New York|Oswego]] 1816, [[Lewis County, New York|Lewis]] 1805, [[Jefferson County, New York|Jefferson]] 1805, [[Clinton County, New York|Clinton]] 1801, [[Madison County, New York|Madison]] 1836, [[Chenango County, New York|Chenango]] 1804
 
|-
 
|-
 
| [[Onondaga County, New York|Onondaga]]  
 
| [[Onondaga County, New York|Onondaga]]  
−
| 05 Mar 1794
+
| 1794  Mar 05  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#ONONDAGA Details]
 
| [[Herkimer County, New York|Herkimer]]  
 
| [[Herkimer County, New York|Herkimer]]  
 
| [[Oswego County, New York|Oswego]] 1816, [[Cayuga County, New York|Cayuga]] 1799, [[Cortland County, New York|Cortland]] 1808
 
| [[Oswego County, New York|Oswego]] 1816, [[Cayuga County, New York|Cayuga]] 1799, [[Cortland County, New York|Cortland]] 1808
 
|-
 
|-
 
| [[Ontario County, New York|Ontario]]  
 
| [[Ontario County, New York|Ontario]]  
−
| 27 Jan 1789
+
| 1789  Jan 27  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#ONTARIO Details]
 
| [[Montgomery County, New York|Montgomery]], [[Montgomery County, New York|Montgomery]] (1791), [[Steuben County, New York|Steuben]] (1814)  
 
| [[Montgomery County, New York|Montgomery]], [[Montgomery County, New York|Montgomery]] (1791), [[Steuben County, New York|Steuben]] (1814)  
 
| [[Monroe County, New York|Monroe]] 1821, [[Livingston County, New York|Livingston]] 1821, [[Wayne County, New York|Wayne]] 1823, [[Steuben County, New York|Steuben]] 1796, [[Genesee County, New York|Genesee]] 1802, [[Yates County, New York|Yates]] 1823
 
| [[Monroe County, New York|Monroe]] 1821, [[Livingston County, New York|Livingston]] 1821, [[Wayne County, New York|Wayne]] 1823, [[Steuben County, New York|Steuben]] 1796, [[Genesee County, New York|Genesee]] 1802, [[Yates County, New York|Yates]] 1823
 
|-
 
|-
 
| [[Orange County, New York|Orange]]  
 
| [[Orange County, New York|Orange]]  
−
| 01 Nov 1683
+
| 1683  Nov 01  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#ORANGE Details]
 
| Colonial lands, [[Ulster County, New York|Ulster]] (1798)  
 
| Colonial lands, [[Ulster County, New York|Ulster]] (1798)  
 
| [[Rockland County, New York|Rockland]] 1798
 
| [[Rockland County, New York|Rockland]] 1798
 
|-
 
|-
 
| [[Orleans County, New York|Orleans]]  
 
| [[Orleans County, New York|Orleans]]  
−
| 11 Nov 1824
+
| 1824  Nov 11  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#ORLEANS Details]
 
| [[Genesee County, New York|Genesee]], [[Genesee County, New York|Genesee]] (1825)  
 
| [[Genesee County, New York|Genesee]], [[Genesee County, New York|Genesee]] (1825)  
 
| none
 
| none
 
|-
 
|-
 
| [[Oswego County, New York|Oswego]]  
 
| [[Oswego County, New York|Oswego]]  
−
| 01 Mar 1816
+
| 1816  Mar 01  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#OSWEGO Details]
 
| [[Oneida County, New York|Oneida]], [[Onondaga County, New York|Onondaga]]  
 
| [[Oneida County, New York|Oneida]], [[Onondaga County, New York|Onondaga]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Otsego County, New York|Otsego]]  
 
| [[Otsego County, New York|Otsego]]  
−
| 16 Feb 1791
+
| 1791  Feb 16  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#OTSEGO Details]
 
| [[Montgomery County, New York|Montgomery]]  
 
| [[Montgomery County, New York|Montgomery]]  
 
| [[Schoharie County, New York|Schoharie]] 1795, [[Delaware County, New York|Delaware]] 1797
 
| [[Schoharie County, New York|Schoharie]] 1795, [[Delaware County, New York|Delaware]] 1797
 
|-
 
|-
 
| [[Putnam County, New York|Putnam]]  
 
| [[Putnam County, New York|Putnam]]  
−
| 12 Jun 1812
+
| 1812  Jun 12  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#PUTNAM Details]
 
| [[Dutchess County, New York|Dutchess]]  
 
| [[Dutchess County, New York|Dutchess]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Queens County, New York|Queens]]  
 
| [[Queens County, New York|Queens]]  
−
| 01 Nov 1683
+
| 1683  Nov 01  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#QUEENS Details]
 
| Colonial lands  
 
| Colonial lands  
 
| [[Nassau County, New York|Nassau]] 1899
 
| [[Nassau County, New York|Nassau]] 1899
 
|-
 
|-
 
| [[Rensselaer County, New York|Rensselaer]]  
 
| [[Rensselaer County, New York|Rensselaer]]  
−
| 07 Feb 1791
+
| 1791  Feb 07  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#RENSSELAER Details]
 
| [[Albany County, New York|Albany]]  
 
| [[Albany County, New York|Albany]]  
 
| none
 
| none
 
|-
 
|-
−
| nowrap="nowrap" | [[Richmond (Staten Island) County, New York|Richmond]] (Staten Island)  
+
| [[Richmond (Staten Island) County, New York|Richmond]] (Staten Island)  
−
| 01 Nov 1683
+
| 1683  Nov 01  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#RICHMOND (STATEN ISLAND) Details]
 
| Colonial lands  
 
| Colonial lands  
 
| none
 
| none
 
|-
 
|-
 
| [[Rockland County, New York|Rockland]]  
 
| [[Rockland County, New York|Rockland]]  
−
| 23 Feb 1798
+
| 1798  Feb 23  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#ROCKLAND Details]
 
| [[Orange County, New York|Orange]]  
 
| [[Orange County, New York|Orange]]  
 
| none
 
| none
 
|-
 
|-
 
| [[St. Lawrence County, New York|St. Lawrence]]  
 
| [[St. Lawrence County, New York|St. Lawrence]]  
−
| 03 Mar 1805
+
| 1805  Mar 03  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#ST.%20LAWRENCE Details]
 
| [[Clinton County, New York|Clinton]], [[Herkimer County, New York|Herkimer]], [[Montgomery County, New York|Montgomery]]  
 
| [[Clinton County, New York|Clinton]], [[Herkimer County, New York|Herkimer]], [[Montgomery County, New York|Montgomery]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Saratoga County, New York|Saratoga]]  
 
| [[Saratoga County, New York|Saratoga]]  
−
| 07 Feb 1791
+
| 1791  Feb 07  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#SARATOGA Details]
 
| [[Albany County, New York|Albany]]  
 
| [[Albany County, New York|Albany]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Schenectady County, New York|Schenectady]]  
 
| [[Schenectady County, New York|Schenectady]]  
−
| 07 Mar 1809
+
| 1809  Mar 07  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#SCHENECTADY Details]
 
| [[Albany County, New York|Albany]]  
 
| [[Albany County, New York|Albany]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Schoharie County, New York|Schoharie]]  
 
| [[Schoharie County, New York|Schoharie]]  
−
| 06 Apr 1795
+
| 1795  Apr 06  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#SCHOHARIE Details]
 
| [[Albany County, New York|Albany]], [[Otsego County, New York|Otsego]]  
 
| [[Albany County, New York|Albany]], [[Otsego County, New York|Otsego]]  
 
| [[Greene County, New York|Greene]] 1836
 
| [[Greene County, New York|Greene]] 1836
 
|-
 
|-
 
| [[Schuyler County, New York|Schuyler]]  
 
| [[Schuyler County, New York|Schuyler]]  
−
| 17 Apr 1854
+
| 1854  Apr 17  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#SCHUYLER Details]
 
| [[Chemung County, New York|Chemung]], [[Steuben County, New York|Steuben]], [[Tompkins County, New York|Tompkins]]  
 
| [[Chemung County, New York|Chemung]], [[Steuben County, New York|Steuben]], [[Tompkins County, New York|Tompkins]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Seneca County, New York|Seneca]]  
 
| [[Seneca County, New York|Seneca]]  
−
| 29 Mar 1804
+
| 1804  Mar 29  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#SENECA Details]
 
| [[Cayuga County, New York|Cayuga]]  
 
| [[Cayuga County, New York|Cayuga]]  
 
| [[Tompkins County, New York|Tompkins]] 1817, [[Wayne County, New York|Wayne]] 1823
 
| [[Tompkins County, New York|Tompkins]] 1817, [[Wayne County, New York|Wayne]] 1823
 
|-
 
|-
 
| [[Steuben County, New York|Steuben]]  
 
| [[Steuben County, New York|Steuben]]  
−
| 18 Mar 1796
+
| 1796  Mar 18  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#STEUBEN Details]
 
| [[Ontario County, New York|Ontario]]  
 
| [[Ontario County, New York|Ontario]]  
 
| [[Ontario County, New York|Ontario]] 1814, [[Livingston County, New York|Livingston]] 1822, [[Allegany County, New York|Allegany]] 1808, [[Yates County, New York|Yates]] 1824
 
| [[Ontario County, New York|Ontario]] 1814, [[Livingston County, New York|Livingston]] 1822, [[Allegany County, New York|Allegany]] 1808, [[Yates County, New York|Yates]] 1824
 
|-
 
|-
 
| [[Suffolk County, New York|Suffolk]]  
 
| [[Suffolk County, New York|Suffolk]]  
−
| 01 Nov 1683
+
| 1683  Nov 01  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#SUFFOLK Details]
 
| Colonial lands  
 
| Colonial lands  
 
| none
 
| none
 
|-
 
|-
 
| [[Sullivan County, New York|Sullivan]]  
 
| [[Sullivan County, New York|Sullivan]]  
−
| 27 Mar 1809
+
| 1809  Mar 27  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#SULLIVAN Details]
 
| [[Ulster County, New York|Ulster]]  
 
| [[Ulster County, New York|Ulster]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Tioga County, New York|Tioga]]  
 
| [[Tioga County, New York|Tioga]]  
−
| 16 Feb 1791
+
| 1791  Feb 16  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#TIOGA Details]
 
| [[Montgomery County, New York|Montgomery]]  
 
| [[Montgomery County, New York|Montgomery]]  
 
| [[Chenango County, New York|Chenango]] 1798, [[Broome County, New York|Broome]] 1806, [[Chemung County, New York|Chemung]] 1836, [[Tompkins County, New York|Tompkins]] 1822
 
| [[Chenango County, New York|Chenango]] 1798, [[Broome County, New York|Broome]] 1806, [[Chemung County, New York|Chemung]] 1836, [[Tompkins County, New York|Tompkins]] 1822
 
|-
 
|-
 
| [[Tompkins County, New York|Tompkins]]  
 
| [[Tompkins County, New York|Tompkins]]  
−
| 17 Apr 1817
+
| 1817  Apr 17  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#TOMPKINS Details]
 
| [[Cayuga County, New York|Cayuga]], [[Seneca County, New York|Seneca]]  
 
| [[Cayuga County, New York|Cayuga]], [[Seneca County, New York|Seneca]]  
 
| [[Tioga County, New York|Tioga]] 1822, [[Schuyler County, New York|Schuyler]] 1854
 
| [[Tioga County, New York|Tioga]] 1822, [[Schuyler County, New York|Schuyler]] 1854
 
|-
 
|-
 
| Tryon  
 
| Tryon  
−
| 12 Mar 1772
+
| 1772  Mar 12  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm# Details]
 
| [[Albany County, New York|Albany]]  
 
| [[Albany County, New York|Albany]]  
 
| renamed [[Montgomery County, New York|Montgomery]] 1784
 
| renamed [[Montgomery County, New York|Montgomery]] 1784
 
|-
 
|-
 
| [[Ulster County, New York|Ulster]]  
 
| [[Ulster County, New York|Ulster]]  
−
| 01 Nov 1683
+
| 1683  Nov 01  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#ULSTER Details]
 
| Colonial lands  
 
| Colonial lands  
 
| [[Delaware County, New York|Delaware]] 1797, [[Greene County, New York|Greene]] 1800, [[Orange County, New York|Orange]] 1798, [[Sullivan County, New York|Sullivan]] 1809
 
| [[Delaware County, New York|Delaware]] 1797, [[Greene County, New York|Greene]] 1800, [[Orange County, New York|Orange]] 1798, [[Sullivan County, New York|Sullivan]] 1809
 
|-
 
|-
 
| [[Warren County, New York|Warren]]  
 
| [[Warren County, New York|Warren]]  
−
| 12 Mar 1813
+
| 1813  Mar 12  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#WARREN Details]
 
| [[Washington County, New York|Washington]]  
 
| [[Washington County, New York|Washington]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Washington County, New York|Washington]]  
 
| [[Washington County, New York|Washington]]  
−
| 02 Apr 1784
+
| 1784  Apr 02  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#WASHINGTON Details]
 
| renamed from Charlotte  
 
| renamed from Charlotte  
 
| [[Clinton County, New York|Clinton]] 1788
 
| [[Clinton County, New York|Clinton]] 1788
 
|-
 
|-
 
| [[Wayne County, New York|Wayne]]  
 
| [[Wayne County, New York|Wayne]]  
−
| 11 Apr 1823
+
| 1823  Apr 11  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#WAYNE Details]
 
| [[Ontario County, New York|Ontario]], [[Seneca County, New York|Seneca]]  
 
| [[Ontario County, New York|Ontario]], [[Seneca County, New York|Seneca]]  
 
| none
 
| none
 
|-
 
|-
 
| [[Westchester County, New York|Westchester]]  
 
| [[Westchester County, New York|Westchester]]  
−
| 01 Nov 1683
+
| 1683  Nov 01  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#WESTCHESTER Details]
 
| Colonial Lands  
 
| Colonial Lands  
 
| [[Bronx County, New York|Bronx]]
 
| [[Bronx County, New York|Bronx]]
 
|-
 
|-
 
| [[Wyoming County, New York|Wyoming]]  
 
| [[Wyoming County, New York|Wyoming]]  
−
| nowrap="nowrap" | 14 May 1841
+
| 1841  May 14
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#WYOMING Details]
 
| [[Genesee County, New York|Genesee]], [[Allegany County, New York|Allegany]] (1846)  
 
| [[Genesee County, New York|Genesee]], [[Allegany County, New York|Allegany]] (1846)  
 
| none
 
| none
 
|-
 
|-
 
| [[Yates County, New York|Yates]]  
 
| [[Yates County, New York|Yates]]  
−
| 05 Feb 1823
+
| 1823  Feb 05  
 +
| [http://publications.newberry.org/ahcbp/documents/NY_Individual_County_Chronologies.htm#YATES Details]
 
| [[Ontario County, New York|Ontario]]  
 
| [[Ontario County, New York|Ontario]]  
 
| none
 
| none
 
|}
 
|}
 +
 +
[[Category:United_States_County_Creations]] [[Category:New_York]]
  
 
Clickable Map '''Click''' on the county in the map below to go to a county page. {{NYimagemap}}  
 
Clickable Map '''Click''' on the county in the map below to go to a county page. {{NYimagemap}}  
  
 
[[Category:United_States_County_Creations]] [[Category:New_York]]
 
[[Category:United_States_County_Creations]] [[Category:New_York]]

Revision as of 13:51, 7 July 2014

United States Genealogy Gotoarrow.png New York, United States Genealogy Gotoarrow.png County Creation Dates

Clickable Map - scroll below the list.

Note
 See an interactive outline map of New York Historical Counties at Newberry Library site[1] (Free) Enter a year, Refresh Map, select zoom in, then click on the map to enlarge it.


Tip
 Sort the table by Date Formed or by Parent Counties and check Boundary Changes for interesting insights.
New York (Manhattan)
Name of County Date Formed Boundary
Changes 		Parent County Counties Created by Boundary Changes
Albany 1683 Nov 01 Details Colonial lands Tryon 1772, Charlotte 1772, Greene 1800, Columbia 1786, Rensselaer 1791, Saratoga 1791, Schoharie 1795, Schenectady 1809
Allegany 1806 Apr 07 Details Genesee, Steuben (1808) Genesee 1811, Wyoming 1846, Tioga 1822
Berkshire 1760 May 28 Details disputed area in State of Massachusetts, United States Genealogy
Bronx 1914 4 19 Details New York, Westchester none
Broome 1806 Mar 28 Details Tioga Tioga 1822
Cattaraugus 1808 Mar 11 Details Genesee none
Cayuga 1799 Mar 08 Details Onondaga Seneca 1804, Tompkins 1817
Charlotte 1722 Mar 12 Details Albany renamed Washington 1784
Chautauqua 1808 Mar 11 Details Genesee none
Chemung 1836 Mar 29 Details Tioga Schuyler 1854
Chenango 1798 Mar 15 Details Herkimer, Tioga Oneida 1804, Madison 1806
Clinton 1788 Mar 07 Details Washington St. Lawrence 1802, Oneida 1801, Essex 1799, Franklin 1808
Columbia 1786 Apr 04 Details Albany none
Cortland 1808 Apr 08 Details Onondaga none
Cumberland 1766 6 17 Details Albany now in State of Vermont, United States Genealogy as one of originals
Delaware 1797 Mar 10 Details Ulster, Otsego none
Dukes 1688 Nov 01 Details Colonial lands (dispute) in State of Massachusetts, United States Genealogy
Dutchess 1683 Nov 01 Details Colonial lands Albany 1717, Putnam 1812
Erie 1821 Apr 02 Details Niagara Franklin 1808
Essex 1799 Mar 01 Details Clinton, Franklin none
Franklin 1808 Mar 11 Details Clinton Essex 1822
Fulton 1838 Apr 18 Details Montgomery none
Genesee 1802 Mar 30 Details Ontario Allegany 1806, Cattaraugus 1808, Chautauqua 1808, Niagara 1808, Livingston 1821, Monroe 1821, Orleans 1824, Wyoming 1841
Greene 1802 Mar 30 Details Ontario see note
Hamilton 1816 Feb 21 Details Montgomery none
Herkimer 1719 Feb 16 Details Montgomery, Otsego Onondaga 1794, Oneida 1798, Chenango 1798
Jefferson 1805 Mar 28 Details Oneida see note
Kings (Brooklyn) 1683 Nov 01 Details Colonial lands none
Lewis 1805 Mar 28 Details Oneida, Jefferson see note
Livingston 1821 Feb 23 Details Genesee, Ontario see note
Madison 1806 Mar 21 Details Chenango, Oneida (1836) none
Monroe 1821 Feb 23 Details Genesee, Ontario none
Montgomery 1772 Mar 12 Details renamed from Tryon Ontario 1789, Herkimer 1791, Otsego 1791, Tioga 1791, Hamilton 1816
Nassau 1899 9 18 Details Queens none
1652 2 16 Details Colonial lands none
Niagara 1808 Mar 11 Details Genesee Erie 1821
Oneida 1798 Mar 15 Details Herkimer Oswego 1816, Lewis 1805, Jefferson 1805, Clinton 1801, Madison 1836, Chenango 1804
Onondaga 1794 Mar 05 Details Herkimer Oswego 1816, Cayuga 1799, Cortland 1808
Ontario 1789 Jan 27 Details Montgomery, Montgomery (1791), Steuben (1814) Monroe 1821, Livingston 1821, Wayne 1823, Steuben 1796, Genesee 1802, Yates 1823
Orange 1683 Nov 01 Details Colonial lands, Ulster (1798) Rockland 1798
Orleans 1824 Nov 11 Details Genesee, Genesee (1825) none
Oswego 1816 Mar 01 Details Oneida, Onondaga none
Otsego 1791 Feb 16 Details Montgomery Schoharie 1795, Delaware 1797
Putnam 1812 Jun 12 Details Dutchess none
Queens 1683 Nov 01 Details Colonial lands Nassau 1899
Rensselaer 1791 Feb 07 Details Albany none
Richmond (Staten Island) 1683 Nov 01 (STATEN ISLAND) Details Colonial lands none
Rockland 1798 Feb 23 Details Orange none
St. Lawrence 1805 Mar 03 Details Clinton, Herkimer, Montgomery none
Saratoga 1791 Feb 07 Details Albany none
Schenectady 1809 Mar 07 Details Albany none
Schoharie 1795 Apr 06 Details Albany, Otsego Greene 1836
Schuyler 1854 Apr 17 Details Chemung, Steuben, Tompkins none
Seneca 1804 Mar 29 Details Cayuga Tompkins 1817, Wayne 1823
Steuben 1796 Mar 18 Details Ontario Ontario 1814, Livingston 1822, Allegany 1808, Yates 1824
Suffolk 1683 Nov 01 Details Colonial lands none
Sullivan 1809 Mar 27 Details Ulster none
Tioga 1791 Feb 16 Details Montgomery Chenango 1798, Broome 1806, Chemung 1836, Tompkins 1822
Tompkins 1817 Apr 17 Details Cayuga, Seneca Tioga 1822, Schuyler 1854
Tryon 1772 Mar 12 Details Albany renamed Montgomery 1784
Ulster 1683 Nov 01 Details Colonial lands Delaware 1797, Greene 1800, Orange 1798, Sullivan 1809
Warren 1813 Mar 12 Details Washington none
Washington 1784 Apr 02 Details renamed from Charlotte Clinton 1788
Wayne 1823 Apr 11 Details Ontario, Seneca none
Westchester 1683 Nov 01 Details Colonial Lands Bronx
Wyoming 1841 May 14 Details Genesee, Allegany (1846) none
Yates 1823 Feb 05 Details Ontario none

Clickable Map Click on the county in the map below to go to a county page.

Chautauqua CountyCattaraugus CountyAllegany CountySteuben CountyChemung CountyTioga CountyBroome CountyChenango CountyMadison CountyOneida CountyLewis CountyJefferson CountyOswego CountyOnondaga CountyCortland CountyCayuga CountyWayne CountyMonroe CountyOrleans CountyNiagara CountyErie CountyWyoming CountyGenesee CountyLivingston CountyOntario CountySeneca CountyYates CountySchuyler CountyTompkins CountySt. Lawrence CountyFranklin CountyClinton CountyEssex CountyHamilton CountyHerkimer CountyWarren CountyFulton CountyMontgomery CountySaratoga CountySchenectady CountyWashington CountyRensselaer CountyAlbany CountySchoharie CountyOstego CountyDelaware CountyGreene CountyColumbia CountyUlster CountySullivan CountyDutchess CountyOrange CountyPutnam CountyWestchester CountyRockland CountyBronx CountyNew York CountyQueens CountyKings CountyRichmond CountyNassau CountySuffolk CountyNew-york-county-map.gif
  1. ↑ [http://historical-county.newberry.org/website/New_York/viewer.htm New_York Atlas of Historical County Boundaries, John H. Long, Editor; Peggy Tuck Sinko, Associate Editor; Gordon DenBoer, Historical Compiler; Douglas Knox, Book Digitizing Director and Digital Compiler; Emily Kelley, Research Associate; Laura Rico-Beck, GIS Specialist; Peter Siczewicz, ArcIMS Interactive Map Designer; Robert Will, Cartographic Assistant. Copyright The Newberry Library 2008.
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