City profile
Londonderry, NH
Rockingham County · Population 12,225
Londonderry is a town in Rockingham County, NH with about 12,225 residents and a typical home value near $470,000. It is 8 miles from Nashua, NH, which shapes its climate, healthcare access and amenities.
Climate
Climate type
Four seasons
Winter avg
23°F
Summer avg
72°F
Sunny days / yr
195
Home prices & cost of living
Median home price
$469,500
Typical monthly housing
$3,243
Cost of living (100 = U.S.)
115
Taxes
- Property tax
- 1.77%
- State income tax (top)
- None
- Social Security
- Not taxed
- Pensions
- Not taxed
- Sales tax (state + avg. local)
- None
FEMA natural hazard risk
Relatively Moderate · county score 86/100
Top hazards: Coastal flooding, Ice storm, Riverine flooding
Nearest major airport
38 mi to Boston Logan International Airport (BOS)
Political lean (2024 county vote)
Competitive / purple · 48% Democratic / 51% Republican
Community
Population
12,225
Black population
0.4%
County
Rockingham County
Detailed crime figures are available for our 201 hand-researched cities.
2025–2026 trends
2026 market trends
- ▸NH is gaining retirees — a sign of strong retiree services and community
- ▸Home insurance costs are among the lowest in the U.S.
- ▸Home prices are still rising in 2026 — good for long-term value, less room to negotiate
- ▸Climate/cost risks to check: winter storms
Highlights
- About 12,225 residents
- Typical home value about $470,000
- 8 miles from Nashua, NH
Trade-offs
- Smaller community with fewer local amenities
- Scores for this place are estimated from Census data and the nearest major city
Figures are estimates from public sources (see How we match). Verify before making decisions.