Thornton

County:: Grafton County
County Seat:: No
Area (mi²):: 50.091
State:: New Hampshire

Thornton is located in Grafton County, New Hampshire. Thornton has a 2025 population of 2,908. Thornton is currently growing at a rate of 1.22% annually and its population has increased by 7.39% since the most recent census, which recorded a population of 2,708 in 2020.

The average household income in Thornton is $99,794 with a poverty rate of 8.6%.The median age in Thornton is 47.3 years: 44.8 years for males, and 49.2 years for females.

Demographics

The racial composition of Thornton includes 96.06% White, and smaller percentages for Two or more races, Native American, Asian and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	2,654	96.06%
Two or more races	65	2.35%
Native American	24	0.87%
Asian	20	0.72%

Thornton Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Thornton's average per capita income is $46,329. Household income levels show a median of $81,094. The poverty rate stands at 8.6%.

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
Married Families	$113,302	-
Families	$112,668	$121,028
Households	$81,094	$99,794
Non Families	$40,625	$62,299

$46,329

Average Income

$81,094

Median Household Income

8.6%

Poverty Rate