Portsmouth, NH
Population 22,332 · New Hampshire
About Portsmouth, NH
Portsmouth is a mid-sized city in New Hampshire with a population of 22,332 residents. The median household income is $105,756 per year, which is above the national average. The median age in Portsmouth is 42.4 years.
Housing in Portsmouth has a median home value of $640,600 and median monthly rent of $1,778. Of the 11,094 total housing units, the majority are owner-occupied, with 5,499 owner-occupied and 5,057 renter-occupied units.
The unemployment rate in Portsmouth is 2.1% and the poverty rate is 5.5%. 63.4% of residents hold a bachelor's degree or higher. The average commute time is 22.1 minutes.
How Portsmouth Ranks in New Hampshire
Cost of Living in Portsmouth, NH
Compared to national averages, Portsmouth has a median household income of $105,756 (41% above the national median of $75,149). Home values average $640,600, which is 162% above the national median. Monthly rent at $1,778 is 53% above the US average of $1,163. Within New Hampshire, Portsmouth's income is 33% above the state average of $79,671, and home values are 111% above the state median of $303,204.
Why Live in Portsmouth, NH?
Portsmouth offers a strong local economy with a median household income of $105,756, well above the national average, and a strong job market with an unemployment rate of just 2.1%, and a well-educated community where 63.4% of residents hold a bachelor’s degree or higher. Additionally, the city features a low poverty rate of 5.5%, better than the national average, and short commute times averaging just 22.1 minutes.
Potential considerations include a competitive housing market where the typical home costs $640,600. However, Portsmouth’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Portsmouth has a population of 22,332 with a median age of 42.4 years. Compare Portsmouth with other cities to see how it stacks up, or explore all cities in New Hampshire.
Similar Cities Near Portsmouth
Cities in New Hampshire with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Keene | 22,923 | $78,183 | $232,500 | Compare |
| Derry | 21,668 | $88,901 | $356,700 | Compare |
| Laconia | 16,982 | $68,427 | $308,800 | Compare |
| Lebanon | 14,759 | $92,288 | $345,100 | Compare |
| Claremont | 13,054 | $54,520 | $171,900 | Compare |
| Londonderry | 12,307 | $113,109 | $433,100 | Compare |
| Somersworth | 12,060 | $79,677 | $295,800 | Compare |
| Rochester | 32,866 | $79,388 | $262,600 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in New Hampshire
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
Compare Portsmouth With Other Cities
Frequently Asked Questions about Portsmouth
What is the population of Portsmouth, NH?
The population of Portsmouth, NH is 22,332 according to the latest Census data.
What is the median household income in Portsmouth?
The median household income in Portsmouth, NH is $105,756 per year.
What is the median home value in Portsmouth?
The median home value in Portsmouth, NH is $640,600.
What is the average rent in Portsmouth?
The median monthly rent in Portsmouth, NH is $1,778.
What is the unemployment rate in Portsmouth?
The unemployment rate in Portsmouth, NH is 2.1%.