Allegany County Genealogy
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Allegany County Countywide Sources
1790-1940 U.S. Fed. Census Archives
1790-1940 United States Federal Census World Vital Records
1860 Mortality Census for Allegany County, New York (partial)
1870 Mortality Census for Allegany County, New York
1880 Mortality Census for Allegany County, New York
1881-present New York Birth Certificates (order here) Archives
1881-present New York Death Certificates (order here) Archives
1881-present New York Marriage Certificates (order here) Archives
1890 Veterans Census
A name index
A name index : history of Allegany County, New York, 1806-1879 Family History Library
Allegany County Guardianship Index Sampubco
Allegany County Poor House Listings 1850-1900
Allegany County Will Testators Index Sampubco
Allegany County and its people : a centennial memorial history of Allegany County, New York
Allegany County and its people. A centennial memorial history of Allegany County, N. Y. Cornell University Library
Allegany County, New York cemetery records Family History Library
Allegany County, New York land ownership maps, 1856 and (portion) 1879 Family History Library
Allegany County, New York, census records, 1915 Family History Library
Allegany County, New York, will testators index, 1836-1906 Family History Library
American Genealogical Biographical Index Databases World Vital Records
American Genealogical-Biographical Index (AGBI)
BillionGraves Cemetery Records Index Family Search
Cemetery records of Allegany County, New York Family History Library
Deed records, 1807-1940; index, 1807-1929 Family History Library
Early Birth Records Allegany Co., NY Painted Hills
Federal Land Patents Bureau of Land Management
Find A Grave Gravestone, Tombstone, and Memorial Photo Collection World Vital Records
From a local historian's notebook
Gazetteer and business directory of Allegany County, N.Y. for 1875 Family History Library
Gravestone inscriptions in Allegany County, New York
Gravestone inscriptions of Allegany County, N.Y.
Guide to historical resources in Allegany County, New York, repositories Family History Library
History of Allegany County, N.Y. : with illustrations descriptive of scenery, private residences, public buildings, fine blocks
History of Allegany County, New York World Vital Records
Marriage records and index, 1908-1935 Family History Library
Naturalization records, 1866-1930 Family History Library
New York Births and Christenings, 1640-1962 Family Search
New York Deaths and Burials, 1795-1952 Family Search
New York Marriages, 1600-1784
New York Marriages, 1686-1980 Family Search
New York, County Marriages, 1908-1935 Family Search
State census records, Allegany Co., New York, 1855 Family History Library
State census records, Allegany County, New York, 1865 Family History Library
State census records, Allegany County, New York, 1875 Family History Library
State census records, Allegany County, New York, 1892 Family History Library
State census records, Allegany County, New York, 1905 Family History Library
State census records, Allegany County, New York, 1925 Family History Library
The African American presence in the history of western New York Family History Library
U.S. Federal Census 1790-1940 Family Search
United States Obituary Collection
United States, New England Naturalization Index, 1791-1906 Family Search
More Allegany County records are available on the statewide page