Cumminsville is a hamlet and census-designated place in the town of North Dansville, Livingston County, New York, United States. As of the 2020 census, Cumminsville had a population of 161. It is on the northwest edge of the village of Dansville, and Interstate 390 and New York State Route 36 pass through the community.
Geography According to the U.S. Census Bureau, the community has an area of , all land.
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