Dunbarton

County:: Merrimack County
County Seat:: No
Area (mi²):: 30.863
State:: New Hampshire

Dunbarton is located in Merrimack County, New Hampshire. Dunbarton has a 2025 population of 3,204. Dunbarton is currently growing at a rate of 1.3% annually and its population has increased by 6.34% since the most recent census, which recorded a population of 3,013 in 2020.

The average household income in Dunbarton is $157,062 with a poverty rate of 2.52%.The median age in Dunbarton is 47.1 years: 48.1 years for males, and 43.6 years for females.

Demographics

The racial composition of Dunbarton includes 96.66% White, and smaller percentages for Two or more races, Asian, Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	2,953	96.66%
Two or more races	70	2.29%
Asian	27	0.88%
Black or African American	5	0.16%

Dunbarton Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Dunbarton's average per capita income is $72,434. Household income levels show a median of $134,205. The poverty rate stands at 2.52%.

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	$157,679	-
Families	$156,797	$179,570
Households	$134,205	$157,062
Non Families	$48,043	$98,795

$72,434

Average Income

$134,205

Median Household Income

2.52%

Poverty Rate