New Berlin is a town in Chenango County, central New York, United States. The population was 2,682 at the 2010 census. The town contains the village of New Berlin. The town is at the eastern border of the county and is northeast of Norwich.

Chenango County is a county located in the south-central section U.S. state of New York. As of the 2020 census, the population was 47,220. Its county seat is Norwich. The county's name originates from an Oneida word meaning 'large bull-thistle'. The county is part of the Southern Tier region of the state.