Somersworth, New Hampshire Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Somersworth, New Hampshire is 12,060 as of the 2023 American Community Survey, making it the 13th-largest city in New Hampshire. The median household income is $79,677, the median home value is $295,800, and the median age is 38.2.
The population has grown 3.9% since 2010 (11,763 → 12,218).
12,060
Population
1230
People / sq mi
$79,677
Median Income
$295,800
Median Home Value
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Somersworth covers 9.8 sq mi of land at 1230 people per square mile.
About Somersworth, NH
Somersworth is distinguished by its share of foreign-born residents, 44.9% of the population. Somersworth is a city in New Hampshire with a population of 12,060. It ranks #13 among cities in New Hampshire by population.
Household earnings are middling, with a median of $79,677 — near the US median of $78,538. About 9.7% of residents live below the federal poverty level, below the national 12.4%. The typical home is valued at $295,800, with typical rent around $1,410.
Degree attainment is mid-range for US cities: 28.7% of adults hold a four-year degree, below the national 35.0%. Remote work is below the national 14.0% at 10.7%, and the average commute runs about 25 minutes each way.
The large foreign-born share is a defining thread in Somersworth, shaping language, household composition, and the labor force behind the economic figures above.
Somersworth city Population History (2010-2024)
The city of Somersworth city had a population of 11,763 in 2010 and 12,218 in 2024, a 3.9% growth over 14 years. The peak was 12,218 in 2024. Average annual growth rate: 0.27%.
12,218
Population (2024)
11,763
Population (2010)
12,218
Peak (2024)
0.27%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 11,763 |
| 2011 | 11,814 |
| 2012 | 11,792 |
| 2013 | 11,803 |
| 2014 | 11,831 |
| 2015 | 11,823 |
| 2016 | 11,888 |
| 2017 | 11,993 |
| 2018 | 11,971 |
| 2019 | 11,968 |
| 2020 | 11,925 |
| 2021 | 12,082 |
| 2022 | 12,131 |
| 2023 | 12,189 |
| 2024 | 12,218 |
Race & Ethnicity
| White | 83.8% |
| Black or African American | 2.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.3% |
| Two or More Races | 0.0% |
Economy & Income
$79,677
Median Household Income
$42,438
Per Capita Income
9.7%
Poverty Rate
1.7%
Unemployment Rate
Housing
$295,800
Median Home Value
$1,410
Median Rent
61.9%
Owner-Occupied
Education
94.9%
High School+
28.7%
Bachelor's+
Commute
2.5%
Drive Alone
77.8%
Public Transit
10.7%
Work From Home
24.5 min
Avg Commute
Community Profile
44.9%
Foreign Born
94.4%
Non-English at Home
9.9%
Veterans
14.4%
With Disability
94.3%
Health Insurance
96.4%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 18.4% |
| Manufacturing | 17.7% |
| Finance, Insurance & Real Estate | 11.7% |
| Education, Health Care & Social Services | 9.8% |
| Public Administration | 9.6% |
| Retail Trade | 7.2% |
| Information | 6.5% |
| Arts, Entertainment & Food Services | 3.7% |
| Construction | 3.1% |
| Transportation & Warehousing | 0.5% |
Largest cities in New Hampshire
Largest counties in New Hampshire
Part of New Hampshire
Metro areas in New Hampshire
City rankings
Frequently Asked Questions
Somersworth, New Hampshire has a population of 12,060 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 13th-largest city in New Hampshire.
The median household income in Somersworth, New Hampshire is $79,677, with 9.7% of residents living below the federal poverty level.
The median home value in Somersworth, New Hampshire is $295,800, with median monthly rent at $1,410 and a homeownership rate of 61.9%.
The median age in Somersworth, New Hampshire is 38.2 years. The population is 50.0% male and 50.0% female.
The population has grown 3.9% since 2010 (11,763 → 12,218).
Where to stay in Somersworth
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More from New Hampshire
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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.