Alton

County:: Belknap County
County Seat:: No
Area (mi²):: 0.468
State:: New Hampshire

Alton is a CDP located in Belknap County, New Hampshire. Alton has a 2025 population of 87. Alton is currently declining at a rate of -24.35% annually and its population has decreased by -48.82% since the most recent census, which recorded a population of 170 in 2020.

The average household income in Alton is $82,858 with a poverty rate of 2.23%. The median age in Alton is 58.8 years: 62.2 years for males, and 58.6 years for females.

Demographics

The racial composition of Alton includes 92.07% White, and smaller percentages for Black or African American, Native American, Asian, Native Hawaiian or Pacific Islander, other race and multiracial populations.

Population by Race

White

Two or more races

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Other race

Race	Population	Percentage (of total)
White	383	92.07%
Two or more races	33	7.93%
Black or African American	0	0%
Native American	0	0%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%
Other race	0	0%

Alton Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Alton's average per capita income is $45,096. Household income levels show a median of $0. The poverty rate stands at 2.23%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Families	$126,447	$124,112
Married Families	$126,447	-
Non Families	$29,388	$41,139
Households	-	$82,858

$45,096

Average Income

$0

Median Household Income

2.23%

Poverty Rate