Compare towns

Portsmouth vs Sullivan vs Newfields

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 renters (48.1% rent).
Sullivan has the most affordable homes ($237k median).
Newfields has the highest household income ($198k).

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.

MeasurePortsmouthSullivanNewfields
People
Population
22,545Highest
687Lowest
2,023
Growth since 20102010 → 2020 census
+5.7%Highest
NH: +4.6%
-2.8%Lowest
NH: +4.6%
+5.3%
NH: +4.6%
Median age
42.9±2Lowest
about the NH average
46.6±6.5Highest
8% above NH
44.1±1.8
about the NH average
Sullivan and Newfields 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%
16.3%±5
NH: 18.2%
18.9%±1.6Highest
NH: 18.2%
Newfields and Sullivan 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%
20.5%±3.6
NH: 20.1%
13.6%±0.9Lowest
NH: 20.1%
Portsmouth and Sullivan are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
64%
NH: 40.6%
28.5%Lowest
NH: 40.6%
68.1%Highest
NH: 40.6%
Enrolled in collegeshare of residents
3.8%±1.2Lowest
NH: 6%
3.9%±2.6
NH: 6%
7.5%±7.2Highest
NH: 6%
Newfields and Sullivan 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
$106,667±$20k
8% above NH
$197,885±$15kHighest
100% above NH
Home valuemedian, owner-occupied
$688,500±$39kHighest
71% above NH
$236,500±$29kLowest
41% below NH
$646,400±$34k
61% above NH
Portsmouth and Newfields are within the Census margin of error here, so we can’t say which is really higher.
Rentmedian gross, monthly
$1,869±$111
25% above NH
$1,225±$275Lowest
18% below NH
$1,875±$323Highest
26% above NH
Newfields and Portsmouth are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly
$8,018
20% above NH
$5,099Lowest
24% below NH
$10,000+Highest
at least 50% above NH
Renters paying 30%+of income on rent
50.4%±7.2Highest
NH: 48.2%
40%±84.5Lowest
NH: 48.2%
43.3%±40.8
NH: 48.2%
Portsmouth and Newfields 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%
4.1%
NH: 7.2%
2.4%Lowest
NH: 7.2%
Housing
Homeownersof occupied homes
51.9%Lowest
NH: 72.8%
93.6%
NH: 72.8%
95.3%Highest
NH: 72.8%
Typical home builtmedian year
1959Lowest
20 yrs older than NH
1979
same as NH
1991Highest
12 yrs newer than NH
Getting to work
Average commuteone way
22 minLowest
17% below NH
32 minHighest
20% above NH
26 min
4% below NH
Work from home
21.9%±4
NH: 16.8%
4.2%±2.5Lowest
NH: 16.8%
25.5%±3.7Highest
NH: 16.8%
Newfields 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 — —
School district Portsmouth School District — Newfields School District
High school in town Portsmouth High School — None in town
Students per teacherat that high school
11.4
— —
On TownTapestry
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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.