Portsmouth, New Hampshire Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Portsmouth, New Hampshire is 22,332 as of the 2023 American Community Survey, making it the 7th-largest city in New Hampshire. The median household income is $105,756, the median home value is $640,600, and the median age is 42.4.
The population has grown 8.1% since 2010 (21,223 → 22,938).
22,332
Population
1426
People / sq mi
$105,756
Median Income
$640,600
Median Home Value
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Portsmouth covers 15.7 sq mi of land at 1426 people per square mile.
About Portsmouth, NH
Portsmouth is distinguished by its share of foreign-born residents, 51.9% of the population. With 22,332 residents, Portsmouth is a city in New Hampshire. It is the #7-largest of all cities in New Hampshire nationally.
Households take in a median $105,756, comfortably above the US median of $78,538. The poverty rate, 2.7%, is on the lower side for US cities and below the national 12.4%. A typical home is worth $640,600, with typical rent around $1,778.
Degree attainment is near the top of the range for US cities: 63.4% of adults 25+ hold a bachelor’s, above the 35.0% national rate. A solid 20.7% of workers are based at home, above the national 14.0%, and the average commute runs about 22 minutes each way.
The large foreign-born share is a defining thread in Portsmouth, shaping language, household composition, and the labor force behind the economic figures above.
Portsmouth city Population History (2010-2024)
The city of Portsmouth city had a population of 21,223 in 2010 and 22,938 in 2024, a 8.1% growth over 14 years. The peak was 22,938 in 2024. Average annual growth rate: 0.56%.
22,938
Population (2024)
21,223
Population (2010)
22,938
Peak (2024)
0.56%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 21,223 |
| 2011 | 21,288 |
| 2012 | 21,418 |
| 2013 | 21,465 |
| 2014 | 21,702 |
| 2015 | 21,646 |
| 2016 | 21,648 |
| 2017 | 21,824 |
| 2018 | 21,839 |
| 2019 | 21,927 |
| 2020 | 21,991 |
| 2021 | 22,357 |
| 2022 | 22,652 |
| 2023 | 22,763 |
| 2024 | 22,938 |
Race & Ethnicity
| White | 87.6% |
| Black or African American | 1.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.6% |
| Two or More Races | 0.0% |
Economy & Income
$105,756
Median Household Income
$69,569
Per Capita Income
2.7%
Poverty Rate
1.4%
Unemployment Rate
Housing
$640,600
Median Home Value
$1,778
Median Rent
52.1%
Owner-Occupied
Education
97.6%
High School+
63.4%
Bachelor's+
Commute
1.2%
Drive Alone
67.0%
Public Transit
20.7%
Work From Home
22.1 min
Avg Commute
Community Profile
51.9%
Foreign Born
90.9%
Non-English at Home
7.2%
Veterans
12.1%
With Disability
96.1%
Health Insurance
96.8%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 19.6% |
| Finance, Insurance & Real Estate | 18.2% |
| Manufacturing | 11.1% |
| Information | 10.6% |
| Education, Health Care & Social Services | 9.7% |
| Arts, Entertainment & Food Services | 3.9% |
| Transportation & Warehousing | 3.5% |
| Public Administration | 3.1% |
| Construction | 3.0% |
| Retail Trade | 2.8% |
| Agriculture & Mining | 0.6% |
Largest cities in New Hampshire
Largest counties in New Hampshire
Part of New Hampshire
Metro areas in New Hampshire
City rankings
Frequently Asked Questions
Portsmouth, New Hampshire has a population of 22,332 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 7th-largest city in New Hampshire.
The median household income in Portsmouth, New Hampshire is $105,756, with 2.7% of residents living below the federal poverty level.
The median home value in Portsmouth, New Hampshire is $640,600, with median monthly rent at $1,778 and a homeownership rate of 52.1%.
The median age in Portsmouth, New Hampshire is 42.4 years. The population is 48.9% male and 51.1% female.
The population has grown 8.1% since 2010 (21,223 → 22,938).
Where to stay in Portsmouth
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Statewide data for New Hampshire
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.