Londonderry town, Rockingham County, New Hampshire
Population estimates, July 1, 2025, (V2025) 27,844
People
Population
Population estimates, July 1, 2025, (V2025) 27,844
Population estimates base, April 1, 2020, (V2025) 26,057
Population, percent change - April 1, 2020 (estimates base) to July 1, 2025, (V2025) 6.9%
Population, Census, April 1, 2020 25,826
Population, Census, April 1, 2010 24,129
Age and Sex
Persons under 5 years, percent 4.8%
Persons under 18 years, percent 20.6%
Persons 65 years and over, percent 16.4%
Female persons, percent 48.6%
Race and Hispanic Origin
White alone, percent 92.4%
Black alone, percent(a) 0.3%
American Indian and Alaska Native alone, percent(a) 0.1%
Asian alone, percent(a) 1.4%
Native Hawaiian and Other Pacific Islander alone, percent(a) 0.0%
Two or More Races, percent 5.2%
Hispanic or Latino, percent(b) 4.6%
White alone, not Hispanic or Latino, percent 91.5%
Population Characteristics
Veterans, 2020-2024 1,565
Foreign-born persons, percent, 2020-2024 4.2%
Housing
Housing Units, July 1, 2025, (V2025) X
Owner-occupied housing unit rate, 2020-2024 85.6%
Median value of owner-occupied housing units, 2020-2024 $505,200
Median selected monthly owner costs - with a mortgage, 2020-2024 $2,653
Median selected monthly owner costs - without a mortage, 2020-2024 $1,128
Median gross rent, 2020-2024 $1,803
Building Permits, 2025 X
Families & Living Arrangements
Households, 2020-2024 9,879
Persons per household, 2020-2024 2.70
Living in the same house 1 year ago, percent of persons age 1 year+ , 2020-2024 92.5%
Language other than English spoken at home, percent of persons age 5 years+, 2020-2024 5.7%
Computer and Internet Use
Households with a computer, percent, 2020-2024 98.0%
Households with a broadband Internet subscription, percent, 2020-2024 95.7%
Education
High school graduate or higher, percent of persons age 25 years+, 2020-2024 97.2%
Bachelor's degree or higher, percent of persons age 25 years+, 2020-2024 47.6%
Health
With a disability, under age 65 years, percent, 2020-2024 7.6%
Persons without health insurance, under age 65 years, percent 4.3%
Economy
In civilian labor force, total, percent of population age 16 years+, 2020-2024 73.6%
In civilian labor force, female, percent of population age 16 years+, 2020-2024 70.3%
Total accommodation and food services sales, 2022 ($1,000)(c) D
Total health care and social assistance receipts/revenue, 2022 ($1,000)(c) 111,532
Total transportation and warehousing receipts/revenue, 2022 ($1,000)(c) 412,329
Total retail sales, 2022 ($1,000)(c) 654,798
Total retail sales per capita, 2022(c) $24,654
Transportation
Mean travel time to work (minutes), workers age 16 years+, 2020-2024 28.6
Income & Poverty
Median households income (in 2024 dollars), 2020-2024 $132,556
Per capita income in past 12 months (in 2024 dollars), 2020-2024 $57,050
Persons in poverty, percent 2.7%
Businesses
Businesses
Total employer establishments, 2023 X
Total employment, 2023 X
Total annual payroll, 2023 ($1,000) X
Total employment, percent change, 2022-2023 X
Total nonemployer establishments, 2023 X
All employer firms, Reference year 2023 X
Male-owned employer firms, Reference year 2023 X
Female-owned employer firms, Reference year 2023 X
Minority-owned employer firms, Reference year 2023 X
Nonminority-owned employer firms, Reference year 2023 X
Veteran-owned employer firms, Reference year 2023 X
Nonveteran-owned employer firms, Reference year 2023 X
Geography
Geography
Population per square mile, 2020 614.9
Population per square mile, 2010 574.7
Land area in square miles, 2020 42.00
Land area in square miles, 2010 41.98
FIPS Code 3301543220