Francestown is a town in Hillsborough County, New Hampshire, United States. The population was 1,562 at the 2010 census.
According to the United States Census Bureau, the town has a total area of 30.7 square miles (80 km), of which 30.2 square miles (78 km) is land and 0.5 square miles (1.3 km) is water, making up 1.73% of the town. The highest point in Francestown is the summit of Crotched Mountain, at 2,066 feet (630 m) above sea level, on the town’s western border. Francestown lies fully within the Merrimack River watershed. The town is crossed by state routes 47 and 136.
As of the census of 2000, there were 1,480 people, 552 households, and 418 families residing in the town. The population density was 49.1 people per square mile (18.9/km²). There were 656 housing units at an average density of 21.7 per square mile (8.4/km²). The racial makeup of the town was 97.30% White, 0.07% African American, 0.34% Native American, 0.27% Asian, 0.47% from other races, and 1.55% from two or more races. Hispanic or Latino of any race were 0.54% of the population.
There were 552 households out of which 34.6% had children under the age of 18 living with them, 66.8% were married couples living together, 6.0% had a female householder with no husband present, and 24.1% were non-families. 17.0% of all households were made up of individuals and 6.3% had someone living alone who was 65 years of age or older. The average household size was 2.68 and the average family size was 3.04.
In the town, the population was spread out with 27.4% under the age of 18, 4.1% from 18 to 24, 28.7% from 25 to 44, 28.0% from 45 to 64, and 11.9% who were 65 years of age or older. The median age was 40 years. For every 100 females, there were 103.9 males. For every 100 females age 18 and over, there were 99.8 males.
The median income for a household in the town was $64,259, and the median income for a family was $71,471. Males had a median income of $50,521 versus $32,778 for females. The per capita income for the town was $28,942. About 1.2% of families and 3.0% of the population were below the poverty line, including 2.5% of those under age 18 and 3.5% of those age 65 or over.