Belmont is a town in Belknap County, New Hampshire, United States. The population was 7,356 at the 2010 census.
According to the United States Census Bureau, the town has a total area of 32.3 square miles (83.7 km), of which 30.5 square miles (78.9 km) is land and 1.9 square miles (4.8 km) is water, comprising 5.76% of the town. The highest point in Belmont is Cotton Hill, a 1,360-foot (410 m) summit near the town’s northern border. Drained by the Tioga River, Belmont lies fully within the Merrimack River watershed.
New Hampshire Route 106 passes through the town center, connecting Laconia to the north with Loudon and Concord to the south. New Hampshire Route 140 crosses NH 106 at the town center, leading to Gilmanton and Alton to the east and Tilton to the west. U.S. Route 3 and New Hampshire Route 11, forming a concurrency, pass through the northwest corner of the town along the shore of Winnisquam Lake, leading north to Laconia and southwest to Tilton and Franklin. New Hampshire Route 107 crosses the northeastern corner of the town, connecting Gilmanton to the south with Laconia to the north.
As of the census of 2010, there were 7,356 people, 2,941 households, and 2,069 families residing in the town. There were 3,615 housing units, of which 674, or 18.6%, were vacant. 495 of the vacant units were for seasonal use. The racial makeup of the town was 97.0% white, 0.4% African American, 0.1% Native American, 0.7% Asian, 0.04% Native Hawaiian or Pacific Islander, 0.3% some other race, and 1.4% from two or more races. 1.3% of the population were Hispanic or Latino of any race.
Of the 2,941 households, 31.6% had children under the age of 18 living with them, 53.0% were headed by married couples living together, 11.1% had a female householder with no husband present, and 29.6% were non-families. 21.9% of all households were made up of individuals, and 8.6% were someone living alone who was 65 years of age or older. The average household size was 2.50, and the average family size was 2.87.
In the town, 21.8% of the population were under the age of 18, 7.6% were from 18 to 24, 24.9% from 25 to 44, 32.4% from 45 to 64, and 13.5% were 65 years of age or older. The median age was 42.1 years. For every 100 females, there were 97.8 males. For every 100 females age 18 and over, there were 94.8 males.
For the period 2011-2015, the estimated median annual income for a household was $65,150, and the median income for a family was $72,539. Male full-time workers had a median income of $45,625 versus $38,147 for females. The per capita income for the town was $27,113. 7.9% of the population and 4.7% of families were below the poverty line. 10.5% of the population under the age of 18 and 5.4% of those 65 or older were living in poverty.