Londonderry, New Hampshire Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Londonderry, New Hampshire is 12,307 as of the 2023 American Community Survey, making it the 12th-largest city in New Hampshire. The median household income is $113,109, the median home value is $433,100, and the median age is 42.5.
12,307
Population
1007
People / sq mi
$113,109
Median Income
$433,100
Median Home Value
Londonderry covers 12.2 sq mi of land at 1007 people per square mile.
About Londonderry, NH
Londonderry is a city in New Hampshire with a population of 12,307. It ranks #12 among cities in New Hampshire by population. The median age is 42.5, older than the national median. The population is 49.4% male and 50.6% female.
The median household income in Londonderry is $113,109, above the US median of $74,580. 2.3% of residents live below the federal poverty level. Home values sit at a median of $433,100, with monthly rent averaging $1,917. The homeownership rate of 83.3% is higher than the national rate of 64.8%.
Educational attainment in Londonderry reflects 46.1% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 16.8% of workers primarily work from home, similar to the national work-from-home rate of 14.2%. The average commute is 27.4 minutes each way.
Race & Ethnicity
| White | 94.4% |
| Black or African American | 0.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.2% |
| Two or More Races | 0.2% |
Economy & Income
$113,109
Median Household Income
$50,833
Per Capita Income
2.3%
Poverty Rate
3.2%
Unemployment Rate
Housing
$433,100
Median Home Value
$1,917
Median Rent
83.3%
Owner-Occupied
Education
96.6%
High School+
46.1%
Bachelor's+
Commute
0.3%
Drive Alone
73.0%
Public Transit
16.8%
Work From Home
27.4 min
Avg Commute
Community Profile
68.4%
Foreign Born
94.0%
Non-English at Home
8.6%
Veterans
12.0%
With Disability
94.1%
Health Insurance
96.5%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 19.5% |
| Finance, Insurance & Real Estate | 13.8% |
| Manufacturing | 12.8% |
| Information | 8.6% |
| Education, Health Care & Social Services | 8.1% |
| Construction | 5.8% |
| Retail Trade | 4.8% |
| Arts, Entertainment & Food Services | 2.9% |
| Public Administration | 2.7% |
| Transportation & Warehousing | 2.1% |
| Agriculture & Mining | 0.3% |
Largest cities in New Hampshire
Largest counties in New Hampshire
Part of New Hampshire
Metro areas in New Hampshire
City rankings
Frequently Asked Questions
Londonderry, New Hampshire has a population of 12,307 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 12th-largest city in New Hampshire.
The median household income in Londonderry, New Hampshire is $113,109, with 2.3% of residents living below the federal poverty level.
The median home value in Londonderry, New Hampshire is $433,100, with median monthly rent at $1,917 and a homeownership rate of 83.3%.
The median age in Londonderry, New Hampshire is 42.5 years. The population is 49.4% male and 50.6% female.
More from New Hampshire
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Full rankings of New Hampshire cities by population
Statewide data for New Hampshire
Population, race, income, age, and trends across New Hampshire
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.