Londonderry town, New Hampshire
Londonderry town profile, demographic data, and geographic information.
Londonderry town is a geographic entity located in Rockingham County, New Hampshire. As of official census estimates, it has a reported population of 27,844. The land area covers 42.00 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population (2025 PEP Estimate) | 27,844 | — | 2025 / Census |
| Median Age | 42.7 yrs | ±0.9 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 9,879 | ±332 | 2020-2024 / Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).
Housing & Real Estate Profile
| Housing Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Total Housing Units | 10,197 | ±335 |
| Occupied Housing Units | 9,879 | ±332 |
| Vacant Housing Units | 318 | ±162 |
| Median Home Value | $505,200 | ±$19,574 |
| Median Gross Rent | $1,803 | ±$154 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $132,556 | ±$13,941 |
| Per Capita Income | $57,050 | ±$2,698 |
| Poverty Rate | 2.7% | ±1% |
| Population Below Poverty Level | 726 | ±267 |
| Unemployment Rate | 5% | ±2.3% |
| Civilian Labor Force, Employed | 15,174 | ±565 |
| Broadband Internet Rate | 95.7% | ±1.8% |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
GUS Population: 27,101 (2024)
ID: 193719
|
Township | Official Local Government |
Contact: TOWN MANAGER
268B MAMMOTH RD, LONDONDERRY NH 03053-3003
|
|
GUS Population: 322,433 (2024)
ID: 169997
|
County | Official County Government |
Contact: EXECUTIVE COMMISSIONER
119 NORTH RD, BRENTWOOD NH 03833-6628
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Londonderry | 06-08 | Londonderry, NH | |
| Regular School Londonderry | 09-12 | Londonderry, NH | |
| Regular School Londonderry | 01-05 | Londonderry, NH | |
| Regular School Londonderry | PK-KG | Londonderry, NH | |
| Regular School Londonderry | 01-05 | Londonderry, NH | |
| Regular School Londonderry | 01-05 | Londonderry, NH | |
| Regular School Nearby | 09-12 | Nashua, NH | |
| Regular School Nearby | 05-08 | Nashua, NH | |
| Regular School Nearby | 03-08 | Lawrence, MA | |
| Regular School Nearby | 09-13 | Hudson, NH |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 10 civic institutions across 2 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
Thomas More College of Liberal Arts
|
College | 6.9 mi away | 6 Manchester St, Merrimack, NH, 03054 |
603880830818
|
|
LEACH LIBRARY
|
Library | 1.2 mi away | 276 MAMMOTH ROAD, LONDONDERRY, NH, 03053 |
(603) 432-1132
|
|
Harmony Health Care Institute
|
College Vocational | 7.1 mi away | 10 Al Paul Lane, Suite 204, Merrimack, NH, 03054-0000 |
6038860822
|
|
DERRY PUBLIC LIBRARY
|
Library | 3.6 mi away | 64 EAST BROADWAY, DERRY, NH, 03038 |
(603) 432-6140
|
|
University of New Hampshire College of Professional Studies Online
|
College | 8.4 mi away | 88 Commercial Street, Manchester, NH, 03101 |
8554724255
|
|
AARON CUTLER MEMORIAL LIBRARY
|
Library | 5.1 mi away | 269 CHARLES BANCROFT HIGHWAY, LITCHFIELD, NH, 03052 |
(603) 424-4044
|
|
University of New Hampshire at Manchester
|
College | 8.4 mi away | 88 Commercial Street, Manchester, NH, 03101-1113 |
6036414101
|
|
TAYLOR LIBRARY
|
Library | 5.1 mi away | 49 EAST DERRY ROAD, EAST DERRY, NH, 03041 |
(603) 432-7186
|
|
New Hampshire Institute for Therapeutic Arts
|
College Vocational | 8.5 mi away | 48 Bridge Street #6, Nashua, NH, 03060 |
6038823022
|
|
MERRIMACK PUBLIC LIBRARY
|
Library | 5.2 mi away | 470 DANIEL WEBSTER HIGHWAY, MERRIMACK, NH, 03054 |
(603) 424-5021
|
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.
Climate & Weather Observations
NOAA Monthly Climate Normals
Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at MANCHESTER AP, NH US, located 4.4 miles from Londonderry town. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 34.1° | 17.1° | 25.6° | 2.44" | — |
| February | 37.4° | 19.0° | 28.2° | 2.73" | — |
| March | 45.6° | 27.4° | 36.5° | 3.45" | — |
| April | 58.9° | 37.5° | 48.2° | 3.33" | — |
| May | 70.1° | 47.7° | 58.9° | 3.38" | — |
| June | 78.7° | 57.6° | 68.1° | 4.04" | — |
| July | 84.1° | 63.6° | 73.8° | 3.30" | — |
| August | 82.4° | 62.1° | 72.2° | 3.35" | — |
| September | 74.6° | 54.1° | 64.3° | 3.72" | — |
| October | 62.1° | 42.3° | 52.2° | 3.88" | — |
| November | 50.0° | 32.9° | 41.5° | 3.48" | — |
| December | 39.3° | 23.5° | 31.4° | 3.29" | — |
Source: NOAA U.S. Climate Normals (1991–2020).
Local Weather Forecast
Weather forecast data is currently unavailable in the local cache.
Nearby Cities & Communities
Listing adjacent communities by spatial proximity (miles)
Proximity discovery
| Community Name | Classification | Distance | Population |
|---|---|---|---|
| Londonderry CDP | CDP | 2.4 mi | — |
| East Merrimack CDP | CDP | 4.5 mi | — |
| Derry CDP | CDP | 5.6 mi | — |
| Manchester city | City | 7.7 mi | — |
| Hudson CDP | CDP | 8.3 mi | — |
| Nashua city | City | 10.3 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 3301543220. • Official Source Dataset →
- Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
- Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
- Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.