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Genealogy Resources for Genesee County, New York

After the Holland Purchase of 1793, western New York was added to New York's boundaries. Genesee County was formed from part of Ontario County in 1802. The following counties were formed from Genesee County: Allegany County (1806), Cattaraugus County (1808), Chautauqua County (1808), Niagara County (1808), part of Livingston County (1821), part of Monroe County (1821), Orleans County (1824), and Wyoming County (1841). The County Seat is Batavia.

Genesee County encompasses approximately 494 square miles* in the State of New York.

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These resources for the State of New York may contain resources for Genesee County:

Free Genealogy Resources for this County
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Ancestors born here

Name
Branch
Birth Date
Town

Ancestors married here

Name
Branch
Date
Town

Ancestors who died here

Name
Branch
Date
Town

Ancestors buried here

Name
Branch
Town
Place

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State Capital: 

State Established:

Genesee County

Albany

Jul 26, 1788

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