Derry

County:: Rockingham County
County Seat:: No
Area (mi²):: 16.024
State:: New Hampshire

Derry is a CDP located in Rockingham County, New Hampshire. Derry has a 2025 population of 23,280. Derry is currently growing at a rate of 0.36% annually and its population has increased by 1.7% since the most recent census, which recorded a population of 22,891 in 2020.

The average household income in Derry is $113,297 with a poverty rate of 5.14%.The median age in Derry is 39.7 years: 38.4 years for males, and 40.6 years for females.

Demographics

The racial composition of Derry includes 93.56% White, and smaller percentages for Asian, other race, Native American, Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	20,273	93.56%
Two or more races	716	3.3%
Asian	413	1.91%
Other race	238	1.1%
Native American	23	0.11%
Black or African American	5	0.02%

Derry Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Derry's average per capita income is $58,994. Household income levels show a median of $88,901. The poverty rate stands at 5.14%.

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	$137,331	-
Families	$116,921	$131,467
Households	$88,901	$113,297
Non Families	$51,404	$74,681

$58,994

Average Income

$88,901

Median Household Income

5.14%

Poverty Rate