Remsen is a village in Oneida County, New York, United States. The population was 431 at the 2020 census. The village is in the southwestern part of the town of Remsen. The Remsen Barn Festival of the Arts is held in late September. The first Barn Festival was in 1980. Thousands of visitors attend this yearly event on Main street. The Mohawk, Adirondack and Northern Railroad Railroad crosses the town.