Compare towns
Newmarket vs Plymouth vs Henniker vs Portsmouth
Cost, people, housing, commute and schools, side by side, each benchmarked against New Hampshire.
What stands out worked out from the figures below
Newmarket has the most kids (15.6% under 18).
Plymouth has the youngest population (median age 22.8).
Henniker has grown the fastest since 2010 (+27.9%).
Portsmouth has the most expensive homes ($689k median).
Plymouth is a college town. 42.5% of residents are enrolled in college, which pulls its median age, poverty rate and renter figures away from what a year-round family would see.
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 | Newmarket | Plymouth | Henniker | Portsmouth |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 9,463 |
4,969Lowest |
6,197 |
22,545Highest |
| Growth since 20102010 → 2020 census | +5.5%Lowest NH: +4.6% |
+6.1% NH: +4.6% |
+27.9%Highest NH: +4.6% |
+5.7% NH: +4.6% |
| Median age | 41.2±1.9 5% below NH |
22.8±0.9Lowest 47% below NH |
31.1±6.1 28% below NH |
42.9±2Highest about the NH average |
| Portsmouth and Newmarket are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 15.6%±2.7Highest NH: 18.2% |
13.3%±4.1Lowest NH: 18.2% |
15.3%±3.7 NH: 18.2% |
14%±1.9 NH: 18.2% |
| Newmarket and Henniker are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 16.1%±2.8 NH: 20.1% |
9.4%±2.8Lowest NH: 20.1% |
16.5%±6 NH: 20.1% |
21.9%±2.4Highest NH: 20.1% |
| Portsmouth and Henniker are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Bachelor’s degree+adults 25+ | 49.7% NH: 40.6% |
63.7% NH: 40.6% |
41.4%Lowest NH: 40.6% |
64%Highest NH: 40.6% |
| Enrolled in collegeshare of residents | 5.6%±1.9 NH: 6% |
42.5%±2.1Highest NH: 6% |
27%±6.5 NH: 6% |
3.8%±1.2Lowest NH: 6% |
| Cost of living | ||||
| Household incomemedian | $100,845±$13k about the NH average |
$89,500±$32kLowest 10% below NH |
$95,206±$21k 4% below NH |
$106,219±$7kHighest 7% above NH |
| Portsmouth and Newmarket are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Home valuemedian, owner-occupied | $455,000±$22k 13% above NH |
$294,400±$28kLowest 27% below NH |
$356,700±$49k 11% below NH |
$688,500±$39kHighest 71% above NH |
| Rentmedian gross, monthly | $1,671±$69 12% above NH |
$1,296±$295 13% below NH |
$1,081±$164Lowest 27% below NH |
$1,869±$111Highest 25% above NH |
| Property taxmedian, yearly | $8,734 31% above NH |
$6,483Lowest about the NH average |
$8,877Highest 33% above NH |
$8,018 20% above NH |
| Renters paying 30%+of income on rent | 46.3%±8.3 NH: 48.2% |
31.8%±10.7Lowest NH: 48.2% |
43.5%±22.6 NH: 48.2% |
50.4%±7.2Highest NH: 48.2% |
| Portsmouth and Newmarket are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 4.6%Lowest NH: 7.2% |
17%Highest NH: 7.2% |
11.6% NH: 7.2% |
6.8% NH: 7.2% |
| Housing | ||||
| Homeownersof occupied homes | 52.9% NH: 72.8% |
50.7%Lowest NH: 72.8% |
64.5%Highest NH: 72.8% |
51.9% NH: 72.8% |
| Typical home builtmedian year | 1983Highest 4 yrs newer than NH |
1971 8 yrs older than NH |
1974 5 yrs older than NH |
1959Lowest 20 yrs older than NH |
| Getting to work | ||||
| Average commuteone way | 28 minHighest 6% above NH |
16 minLowest 39% below NH |
20 min 24% below NH |
22 min 17% below NH |
| Work from home | 17.3%±3.3 NH: 16.8% |
10.5%±4Lowest NH: 16.8% |
15.5%±5.6 NH: 16.8% |
21.9%±4Highest NH: 16.8% |
| Portsmouth and Newmarket 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 | #39 of 120 in NH | #47 of 120 in NH | #56 of 120 in NH | #11 of 120 in NH |
| School district | Newmarket School District | — | Henniker School District | Portsmouth School District |
| High school in town | Newmarket Jr.-Sr. High School | — | None in town | Portsmouth High School |
| Students per teacherat that high school | 9.9Lowest |
— | — | 11.4Highest |
| On TownTapestry | ||||
| Old photos in Our Story | None yet | None yet | 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.



