City profile
Somersworth, NH
Strafford County · Population 12,111
Somersworth is a town in Strafford County, NH with about 12,111 residents and a typical home value near $318,000. It is 14 miles from Portsmouth, NH, which shapes its climate, healthcare access and amenities.
Climate
Climate type
Four seasons
Winter avg
23°F
Summer avg
71°F
Sunny days / yr
200
Home prices & cost of living
Median home price
$318,400
Typical monthly housing
$2,199
Cost of living (100 = U.S.)
100
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 Low · county score 64/100
Top hazards: Ice storm, Earthquake, Hurricane
Nearest major airport
40 mi to Portland International Jetport (PWM)
Political lean (2024 county vote)
Leans Democratic · 56% Democratic / 44% Republican
Community
Population
12,111
Black population
2.2%
County
Strafford 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 12,111 residents
- Typical home value about $318,000
- 14 miles from Portsmouth, 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.