Londonderry Flag

Londonderry

County Seat:
No
Area (mi²):
12.219
State:
New Hampshire

Londonderry is a CDP located in Rockingham County, New Hampshire. Londonderry has a 2025 population of 12,419. Londonderry is currently growing at a rate of 0.75% annually and its population has increased by 3.04% since the most recent census, which recorded a population of 12,053 in 2020.

The average household income in Londonderry is $133,979 with a poverty rate of 2.78%.The median age in Londonderry is 42.5 years: 40.7 years for males, and 44.4 years for females.

12.4K
Total Population
1,016
Density (mi²)
92 0.75%
Growth

Londonderry Population

Londonderry Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Londonderry includes 94.38% White, and smaller percentages for Black or African American, Native Hawaiian or Pacific Islander, other race, Asian and multiracial populations.

Population by Race

White (94.4%)

Two or more races (4.6%)

Black or African American (0.4%)

Native Hawaiian or Pacific Islander (0.2%)

Other race (0.2%)

Asian (0.2%)

Race
Population
Percentage (of total)
White11,61594.38%
Two or more races5664.6%
Black or African American490.4%
Native Hawaiian or Pacific Islander280.23%
Other race260.21%
Asian230.19%

Londonderry Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Londonderry's average per capita income is $62,930. Household income levels show a median of $113,109. The poverty rate stands at 2.78%.

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$152,536-
Families$134,816$147,660
Households$113,109$133,979
Non Families$67,429$84,418

$62,930

Average Income

$113,109

Median Household Income

2.78%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)