Dorchester

County:: Grafton County
County Seat:: No
Area (mi²):: 44.612
State:: New Hampshire

Dorchester is located in Grafton County, New Hampshire. Dorchester has a 2025 population of 336. Dorchester is currently declining at a rate of -0.88% annually and its population has decreased by -0.3% since the most recent census, which recorded a population of 337 in 2020.

The average household income in Dorchester is $88,404 with a poverty rate of 17.4%.The median age in Dorchester is 56.1 years: 63 years for males, and 50.4 years for females.

Demographics

The racial composition of Dorchester includes 85.38% White, 13.46% other race, and smaller percentages for Two or more races and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	368	85.38%
Other race	58	13.46%
Two or more races	5	1.16%

Dorchester Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Dorchester's average per capita income is $60,000. Household income levels show a median of $58,750. The poverty rate stands at 17.4%.

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	$103,333	-
Families	$99,583	$107,888
Households	$58,750	$88,404
Non Families	-	$74,937

$60,000

Average Income

$58,750

Median Household Income

17.4%

Poverty Rate