Compare towns
Portsmouth vs Mason
Cost, people, housing, commute and schools, side by side, each benchmarked against New Hampshire.
What stands out worked out from the figures below
Portsmouth has the most expensive homes ($689k median).
Mason has the most kids (28.8% under 18).
What matters to you?
Pick a few. We’ll pull those rows to the top and mark which town comes out ahead on each. There’s no overall score: what matters is up to you.
| Measure | Portsmouth | Mason |
|---|---|---|
| Your priorities | ||
| People | ||
| Population | 22,545Highest |
1,451Lowest |
| Growth since 20102010 → 2020 census | +5.7%Highest NH: +4.6% |
+4.8%Lowest NH: +4.6% |
| Median age | 42.9±2Lowest about the NH average |
43.7±2.3Highest about the NH average |
| Mason and Portsmouth are within the Census margin of error here, so we can’t say which is really higher. | ||
| Kids under 18 | 14%±1.9Lowest NH: 18.2% |
28.8%±6.3Highest NH: 18.2% |
| Age 65+ | 21.9%±2.4Highest NH: 20.1% |
15.6%±2.1Lowest NH: 20.1% |
| Bachelor’s degree+adults 25+ | 64%Highest NH: 40.6% |
39.5%Lowest NH: 40.6% |
| Enrolled in collegeshare of residents | 3.8%±1.2Highest NH: 6% |
1.8%±1.1Lowest NH: 6% |
| Portsmouth and Mason are within the Census margin of error here, so we can’t say which is really higher. | ||
| Cost of living | ||
| Household incomemedian | $106,219±$7kLowest 7% above NH |
$111,090±$3kHighest 12% above NH |
| Mason and Portsmouth are within the Census margin of error here, so we can’t say which is really higher. | ||
| Home valuemedian, owner-occupied | $688,500±$39kHighest 71% above NH |
$384,000±$21kLowest 5% below NH |
| Rentmedian gross, monthly | $1,869±$111Lowest 25% above NH |
$2,530±$852Highest 70% above NH |
| Mason and Portsmouth are within the Census margin of error here, so we can’t say which is really higher. | ||
| Property taxmedian, yearly | $8,018Highest 20% above NH |
$7,049Lowest 6% above NH |
| Renters paying 30%+of income on rent | 50.4%±7.2Lowest NH: 48.2% |
87.2%±42.4Highest NH: 48.2% |
| Mason and Portsmouth are within the Census margin of error here, so we can’t say which is really higher. | ||
| Below poverty line | 6.8%Highest NH: 7.2% |
4.7%Lowest NH: 7.2% |
| Housing | ||
| Homeownersof occupied homes | 51.9%Lowest NH: 72.8% |
90.7%Highest NH: 72.8% |
| Typical home builtmedian year | 1959Lowest 20 yrs older than NH |
1988Highest 9 yrs newer than NH |
| Getting to work | ||
| Average commuteone way | 22 minLowest 17% below NH |
41 minHighest 53% above NH |
| Work from home | 21.9%±4Highest NH: 16.8% |
20.7%±4.5Lowest NH: 16.8% |
| Portsmouth and Mason are within the Census margin of error here, so we can’t say which is really higher. | ||
| Schools | ||
| Public school scoresrank in state, math + reading | #11 of 120 in NH | — |
| School district | Portsmouth School District | Mason School District |
| High school in town | Portsmouth High School | None in town |
| Students per teacherat that high school | 11.4 |
— |
| On TownTapestry | ||
| Old photos in Our Story | None yet | None yet |
NH average · Sources: U.S. Census Bureau, American Community Survey 5-year estimates 2020–2024; 2010 & 2020 decennial census; NCES Common Core of Data. “±” is the Census margin of error. Property tax is top-coded by the Census at $10,000+. School rank compares math and reading proficiency against the state average.

