Cattaraugus County, New York Cities, Towns, and Villages | New York Genealogical & Biographical Society

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List of towns with formation dates, and other details
Selected links to town websites, clerks, and historians

List of towns, formation dates, and other details

Allegany
	1820 Settlers from Connecticut
	1831 Formed as Burton from Town of Great Valley
	1836 Daughter town Humphrey formed
	1851 Name changed from Burton to Allegany
Ashford
	1816 Settlers from Columbia Co., Herkimer Co., and Massachusetts
	1824 Formed from Town of Ellicottville
	1835 Annexed land from Town of Otto
Carrollton
	1814 Settled
	1842 Formed from Town of Great Valley
	1847 Annexed land from Allegany Reservation
Coldspring
	1818 Settlers from Susquehanna, PA
	1837 Formed from Town of Napoli
	1847 Daughter town South Valley formed
	1965 Absorbed Town of Elko
Conewango
	1816 Settled near Rutledge
	1823 Formed from Town of Little Valley
	1826 Daughter town Randolph formed
	1832 Daughter town Leon formed
Dayton
	1810 Settlers from Otsego County
	1835 Formed from Town of Perrysburg
East Otto
	1816 Settled
	1854 Formed from Town of Otto
Elko 1890-1965
	1890 Town of Elko formed from Town of South Valley
	1965 Elko absorbed into Town of Coldspring when the Kinzua Dam was built on the Allegheny river

Ellicottville
	1815 Settlers from Oneida County and Massachusetts
	1820 Formed from Town of Ischua (now Franklinville)
	1824 Daughter town Ashford formed
Farmersville
	1815-17 Settled
	1821 Formed from Town of Ischua (now Franklinville)
Franklinville
	1806 Settlers from Vermont
	1812 Formed as Hebe from Town of Olean
	1814 Daughter town Perry (now Perrysburg) formed
	1816 Name changed from Hebe to Ischua
	1820 Daughter towns Ellicottville, Freedom, and Yorkshire formed
	1821 Daughter town Farmersville formed
	1824 Name changed from Ischua to Franklinville
	1829 Daughter town Lyndon formed
Freedom
	1811 Settlers from New Hampshire and Vermont
	1820 Formed from Town of Ischua (now Franklinville)
	1844 Ceded land to Town of Yorkshire
Great Valley
	1812 Settled
	1818 Formed from Town of Olean
	1831 Daughter town Burton (now Town of Allegany) formed
	1842 Daughter town Carrollton formed
	1847 Ceded land to Allegany Reservation
Hinsdale
	1806 Settled
	1820 Formed from Town of Olean
	1846 Daughter town Rice (now Ischua) formed
Humphrey
	1815 Settled
	1836 Formed from Town of Burton (now Town of Allegany)
Ischua
	1812 Settlers from Massachusetts
	1846 Formed as Rice from Town of Hinsdale
	1855 Name changed from Rice to Ischua
Leon
	1819 Settled on Mud Creek
	1832 Formed from Town of Connewango
Little Valley
	1807 Settled but many left during War of 1812
	1818 Formed from Town of Perrysburg
	1823 Daughter towns Cold Spring (now Napoli) and Connewango formed
	1830 Daughter towns Cecelius (now Mansfield) and New Albion formed
	1854 Daugthter town Bucktooth (now Salamanca) formed
Lyndon
	1808 Settled
	1829 Formed from Town of Franklinville
	1857 Name changed from Lyndon to Elgin
	1858 Name changed back to Lyndon
Machias
	1813 Settlers from Maine
	1827 Formed from Town of Yorkshire
	1847 Annexed land from Town of Yorkshire
Mansfield
	1817 Settled
	1830 Formed as Cecelius from Town of Little Valley
	1831 Name changed from Cecelius to Mansfield
Napoli
	1818 Settled
	1823 Formed as Cold Spring from Town of Little Valley
	1828 Name changed from Cold Spring to Napoli
	1837 Daughter town Cold Spring formed
New Albion
	1818 Settled
	1830 Formed from Town of Little Valley
Olean (city)
	1854 Incorporated as village in Town of Olean
	1893 Formed as city from Village of Olean
Olean (town)
	Settled before 1805
	1808 Formed as town; initially encompassed all of Cattaraugus County
	1812 Daughter town Hebe (now Franklinville) formed
	1814 Daughter town Perry (now Perrysburg) formed
	1818 Daughter town Great Valley formed
	1820 Daughter town Portville formed
	1837 Daughter town Portville formed
	1893 Village of Olean became City of Olean
Otto
	1816 Settled on Cattaraugus Creek
	1823 Formed from Town of Perrysburg
	1835 Ceded land to Town of Ashford
	1854 Daughter town East Otto formed
Perrysburg
	1814 Formed as Perry from towns of Hebe (now Franklinville) and Olean
	1818 Name changed from Perry to Perrysburg
	1818 Daughter town Little Valley formed
	1823 Daughter town Otto formed
	1835 Daughter town Dayton and Persia formed
Persia
	1811 Settlers from Vermont
	1835 Formed from Town of Perrysburg
Portville
	1805 Settled
	1837 Formed from Town of Olean
Randolph
	1820 Settlers from Oneida County at Randolph
	1826 Formed from Town of Connewango
	1847 Daughter town South Valley formed
Red House
	1827 Settled
	1869 Formed from Town of Salamanca
Salamanca (city)
	1878 Incorporated as village in Town of Salamanca
	1913 Formed as city from Village of Salamanca
Salamanca (town)
	1830 Settled
	1854 Formed as Bucktooth from Town of Little Valley
	1862 Name changed from Bucktooth to Salamanca
	1869 Daughter town Red House formed
South Valley
	1825 Settled
	1847 Formed from towns of Cold Spring and Randolph
	1890 Daughter town Elko formed (dissolved 1965)
Yorkshire
	1810 Settlers from Vermont
	1820 Formed from town of Ischua (now Franklinville)
	1827 Daughter town Machias formed
	1844 Annexed land from Town of Freedom
	1847 Ceded land to Town of Machias