Cassville is a hamlet in Oneida County, New York, United States. Cassville is situated on and adjacent to New York State Route 8 in the town of Paris.
Notable people Brad Roberts, an ice hockey player for the Youngstown SteelHounds, is a Cassville native. William R. Williams (1884–1972), a Republican member of the United States House of Representatives from New York, lived and died in Cassville.
See also List of places named for Lewis Cass
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