Compare towns

Portsmouth vs Newmarket vs Mont Vernon

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).
Newmarket has the most affordable homes ($455k median).
Mont Vernon has the most homeowners (95.9%).

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.

MeasurePortsmouthNewmarketMont Vernon
People
Population
22,545Highest
9,463
2,636Lowest
Growth since 20102010 → 2020 census
+5.7%
NH: +4.6%
+5.5%Lowest
NH: +4.6%
+7.3%Highest
NH: +4.6%
Median age
42.9±2Highest
about the NH average
41.2±1.9Lowest
5% below NH
42.9±2.8Highest
about the NH average
Kids under 18
14%±1.9Lowest
NH: 18.2%
15.6%±2.7
NH: 18.2%
22.1%±3.8Highest
NH: 18.2%
Mont Vernon and Newmarket are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
21.9%±2.4Highest
NH: 20.1%
16.1%±2.8
NH: 20.1%
15.6%±3.1Lowest
NH: 20.1%
Bachelor’s degree+adults 25+
64%Highest
NH: 40.6%
49.7%Lowest
NH: 40.6%
50.8%
NH: 40.6%
Enrolled in collegeshare of residents
3.8%±1.2Lowest
NH: 6%
5.6%±1.9
NH: 6%
6.1%±2.8Highest
NH: 6%
Mont Vernon and Newmarket are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian
$106,219±$7k
7% above NH
$100,845±$13kLowest
about the NH average
$158,036±$19kHighest
60% above NH
Home valuemedian, owner-occupied
$688,500±$39kHighest
71% above NH
$455,000±$22kLowest
13% above NH
$526,300±$39k
31% above NH
Rentmedian gross, monthly
$1,869±$111Highest
25% above NH
$1,671±$69
12% above NH
$1,104±$185Lowest
26% below NH
Property taxmedian, yearly
$8,018Lowest
20% above NH
$8,734
31% above NH
$9,432Highest
41% above NH
Renters paying 30%+of income on rent
50.4%±7.2
NH: 48.2%
46.3%±8.3Lowest
NH: 48.2%
51.4%±80.8Highest
NH: 48.2%
Mont Vernon 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%
4.6%
NH: 7.2%
4.4%Lowest
NH: 7.2%
Housing
Homeownersof occupied homes
51.9%Lowest
NH: 72.8%
52.9%
NH: 72.8%
95.9%Highest
NH: 72.8%
Typical home builtmedian year
1959Lowest
20 yrs older than NH
1983Highest
4 yrs newer than NH
1978
1 yr older than NH
Getting to work
Average commuteone way
22 minLowest
17% below NH
28 min
6% above NH
30 minHighest
12% above NH
Work from home
21.9%±4
NH: 16.8%
17.3%±3.3Lowest
NH: 16.8%
26.6%±6.6Highest
NH: 16.8%
Mont Vernon 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 #11 of 120 in NH #39 of 120 in NH #4 of 120 in NH
School district Portsmouth School District Newmarket School District Mont Vernon School District
High school in town Portsmouth High School Newmarket Jr.-Sr. High School None in town
Students per teacherat that high school
11.4Highest
9.9Lowest
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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.