Compare towns

Portsmouth vs New London

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 grown the fastest since 2010 (+5.7%).
New London has the most homeowners (90.8%).

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.

MeasurePortsmouthNew London
People
Population
22,545Highest
4,433Lowest
Growth since 20102010 → 2020 census
+5.7%Highest
NH: +4.6%
+0.1%Lowest
NH: +4.6%
Median age
42.9±2Lowest
about the NH average
52.8±6.7Highest
22% above NH
Kids under 18
14%±1.9Highest
NH: 18.2%
12%±3Lowest
NH: 18.2%
Portsmouth and New London are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
21.9%±2.4Lowest
NH: 20.1%
37.5%±5.5Highest
NH: 20.1%
Bachelor’s degree+adults 25+
64%Lowest
NH: 40.6%
65.6%Highest
NH: 40.6%
Enrolled in collegeshare of residents
3.8%±1.2Lowest
NH: 6%
20.8%±2.1Highest
NH: 6%
Cost of living
Household incomemedian
$106,219±$7kLowest
7% above NH
$107,773±$10kHighest
9% above NH
New London 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
$554,100±$64kLowest
38% above NH
Rentmedian gross, monthly
$1,869±$111Highest
25% above NH
$1,594±$551Lowest
7% above NH
Portsmouth and New London 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
$6,325Lowest
5% below NH
Renters paying 30%+of income on rent
50.4%±7.2Lowest
NH: 48.2%
71.8%±22.4Highest
NH: 48.2%
New London 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%
0.9%Lowest
NH: 7.2%
Housing
Homeownersof occupied homes
51.9%Lowest
NH: 72.8%
90.8%Highest
NH: 72.8%
Typical home builtmedian year
1959Lowest
20 yrs older than NH
1977Highest
2 yrs older than NH
Getting to work
Average commuteone way
22 minLowest
17% below NH
25 minHighest
8% below NH
Work from home
21.9%±4Highest
NH: 16.8%
14.7%±7.6Lowest
NH: 16.8%
Portsmouth and New London 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 #17 of 120 in NH
School district Portsmouth School District Kearsarge Regional School District
High school in town Portsmouth High School None in town
Students per teacherat that high school
11.4
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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.