About Chaumont, New York
Chaumont ( /???mo?/ sh?-MOH)  is a village in Jefferson County, New York, United States. The population was 624 at the 2010 census. The village is named for Jacques-Donatien Le Ray, the Comte de Chaumont in France.The Village of Chaumont is in the western part of the Town of Lyme and is northwest of Watertown.