Belmont is a town in Belknap County, New Hampshire, United States. The population was 7,314 at the 2020 census. The primary settlement in town, where 1,285 people resided at the 2020 census, is defined by the U.S. Census Bureau as the Belmont census-designated place and includes the densely populated portion of the town near the intersection of New Hampshire routes 106 and 140.