Sunapee is a town in Sullivan County, New Hampshire, United States. The population was 3,365 at the 2010 census. Sunapee is home to part of Lake Sunapee. The town includes the village of Georges Mills.
According to the United States Census Bureau, the town has a total area of 25.2 square miles (65.3 km), of which 21.1 sq mi (54.6 km) is land and 4.1 sq mi (10.6 km) is water, comprising 16.20% of the town. Sunapee is drained by the Sugar River. The highest point in town is about 1,600 feet (490 m) above sea level, along the town’s northern border, just north of Ledge Pond.
As of the census of 2010, there were 3,365 people, 1,443 households, and 973 families residing in the town. The population density was 159.5 people per square mile (61.5/km²). There were 2,431 housing units at an average density of 115.2 per square mile (44.4/km²). The racial makeup of the town was 97.6% White, 0.2% African American, 0.3% Native American, 0.6% Asian, 0.03% Pacific Islander, 0.3% some other race, and 1.0% from two or more races. Hispanic or Latino of any race were 0.8% of the population.
There were 1,443 households, out of which 27.1% had children under the age of 18 living with them, 55.2% were headed by married couples living together, 7.9% had a female householder with no husband present, and 32.6% were non-families. 25.5% of all households were made up of individuals, and 8.8% were someone living alone who was 65 years of age or older. The average household size was 2.31, and the average family size was 2.74.
In the town, the population was spread out with 19.6% under the age of 18, 6.7% from 18 to 24, 21.7% from 25 to 44, 32.8% from 45 to 64, and 19.1% who were 65 years of age or older. The median age was 46.2 years. For every 100 females, there were 98.1 males. For every 100 females age 18 and over, there were 96.9 males.
For the period 2007-11, the estimated median annual income for a household in the town was $66,741, and the median income for a family was $78,973. Male full-time workers had a median income of $52,870 versus $42,784 for females. The per capita income for the town was $38,737. About 0.8% of families and 6.0% of the population were below the poverty line, including 5.7% of those under age 18 and 2.3% of those age 65 or over.
Sunapee New Hampshire neighborhoods include: Hansen Chase – Hamel, Jobs Creek Rd, South Sunapee&NW Newbury, Sunapee Harbor