Compare towns

Newmarket vs Portsmouth vs Plymouth vs Stratham

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).
Plymouth has the youngest population (median age 24.6).
Stratham has the most homeowners (92.6%).
Plymouth is a college town. 33.7% 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.

MeasureNewmarketPortsmouthPlymouthStratham
People
Population
9,463
22,545Highest
6,601Lowest
7,754
Growth since 20102010 → 2020 census
+5.5%
NH: +4.6%
+5.7%Highest
NH: +4.6%
-4.4%Lowest
NH: +4.6%
+5.7%Highest
NH: +4.6%
Median age
41.2±1.9
5% below NH
42.9±2Highest
about the NH average
24.6±3.4Lowest
43% below NH
41.6±4.9
4% below NH
Portsmouth and Stratham are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
15.6%±2.7
NH: 18.2%
14%±1.9
NH: 18.2%
13.6%±3.6Lowest
NH: 18.2%
23.5%±5.3Highest
NH: 18.2%
Stratham and Newmarket 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%
21.9%±2.4Highest
NH: 20.1%
12%±2.7Lowest
NH: 20.1%
20.6%±3.6
NH: 20.1%
Portsmouth and Stratham are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
49.7%Lowest
NH: 40.6%
64%
NH: 40.6%
54%
NH: 40.6%
69.9%Highest
NH: 40.6%
Enrolled in collegeshare of residents
5.6%±1.9
NH: 6%
3.8%±1.2Lowest
NH: 6%
33.7%±3.5Highest
NH: 6%
3.9%±1.7
NH: 6%
Cost of living
Household incomemedian
$100,845±$13k
about the NH average
$106,219±$7k
7% above NH
$77,027±$26kLowest
22% below NH
$151,998±$20kHighest
53% above NH
Home valuemedian, owner-occupied
$455,000±$22k
13% above NH
$688,500±$39kHighest
71% above NH
$292,400±$22kLowest
27% below NH
$655,400±$36k
63% above NH
Portsmouth and Stratham are within the Census margin of error here, so we can’t say which is really higher.
Rentmedian gross, monthly
$1,671±$69
12% above NH
$1,869±$111
25% above NH
$1,108±$255Lowest
26% below NH
$2,511±$377Highest
68% above NH
Property taxmedian, yearly
$8,734
31% above NH
$8,018
20% above NH
$6,288Lowest
6% below NH
$9,781Highest
47% above NH
Renters paying 30%+of income on rent
46.3%±8.3
NH: 48.2%
50.4%±7.2
NH: 48.2%
33.8%±11.6Lowest
NH: 48.2%
64%±38.2Highest
NH: 48.2%
Stratham and Portsmouth are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
4.6%
NH: 7.2%
6.8%
NH: 7.2%
18.6%Highest
NH: 7.2%
2.4%Lowest
NH: 7.2%
Housing
Homeownersof occupied homes
52.9%
NH: 72.8%
51.9%Lowest
NH: 72.8%
56.3%
NH: 72.8%
92.6%Highest
NH: 72.8%
Typical home builtmedian year
1983
4 yrs newer than NH
1959Lowest
20 yrs older than NH
1981
2 yrs newer than NH
1986Highest
7 yrs newer than NH
Getting to work
Average commuteone way
28 minHighest
6% above NH
22 min
17% below NH
18 minLowest
31% below NH
27 min
about the NH average
Work from home
17.3%±3.3
NH: 16.8%
21.9%±4
NH: 16.8%
11.7%±3.6Lowest
NH: 16.8%
25.3%±6.6Highest
NH: 16.8%
Stratham and Portsmouth 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 #11 of 120 in NH #47 of 120 in NH #43 of 120 in NH
School district Newmarket School District Portsmouth School District Plymouth School District · Pemi-Baker Regional School District Exeter Region Cooperative School District · Stratham School District
High school in town Newmarket Jr.-Sr. High School Portsmouth High School Plymouth Regional High School None in town
Students per teacherat that high school
9.9Lowest
11.4
12.8Highest
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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.