Compare towns

Dover vs South Berwick vs Somersworth vs Portsmouth

Cost, people, housing, commute and schools, side by side, each benchmarked against the U.S..

What stands out worked out from the figures below

Dover has grown the fastest since 2010 (+9.2%).
South Berwick has the most homeowners (78.3%).
Somersworth has the most affordable homes ($318k median).
Portsmouth has the most expensive homes ($689k median).

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.

MeasureDoverSouth BerwickSomersworthPortsmouth
People
Population
33,364Highest
7,670Lowest
12,111
22,545
Growth since 20102010 → 2020 census
+9.2%Highest
U.S.: +7.4%
+3.4%
U.S.: +7.4%
+0.8%Lowest
U.S.: +7.4%
+5.7%
U.S.: +7.4%
Median age
36.9±1.9Lowest
5% below U.S.
39±2.5
about the U.S. average
38.4±2.7
about the U.S. average
42.9±2Highest
10% above U.S.
Portsmouth and South Berwick are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
16.9%±1.8
U.S.: 22%
26.7%±6Highest
U.S.: 22%
19.9%±4
U.S.: 22%
14%±1.9Lowest
U.S.: 22%
South Berwick and Somersworth are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
16.8%±1.8
U.S.: 17.2%
15.8%±3
U.S.: 17.2%
14%±3Lowest
U.S.: 17.2%
21.9%±2.4Highest
U.S.: 17.2%
Bachelor’s degree+adults 25+
52%
U.S.: 35.7%
41.8%
U.S.: 35.7%
31.4%Lowest
U.S.: 35.7%
64%Highest
U.S.: 35.7%
Enrolled in collegeshare of residents
6.2%±1.2Highest
U.S.: 6.4%
4.2%±1.9
U.S.: 6.4%
4.9%±2
U.S.: 6.4%
3.8%±1.2Lowest
U.S.: 6.4%
Dover and Somersworth are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian
$94,829±$7k
17% above U.S.
$99,572±$13k
23% above U.S.
$74,504±$13kLowest
8% below U.S.
$106,219±$7kHighest
32% above U.S.
Portsmouth and South Berwick are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied
$436,700±$20k
31% above U.S.
$428,300±$26k
29% above U.S.
$318,400±$23kLowest
4% below U.S.
$688,500±$39kHighest
107% above U.S.
Rentmedian gross, monthly
$1,607±$100
14% above U.S.
$1,726±$83
22% above U.S.
$1,477±$134Lowest
5% above U.S.
$1,869±$111Highest
32% above U.S.
Portsmouth and South Berwick are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly
$8,249Highest
164% above U.S.
$4,956Lowest
59% above U.S.
$6,805
118% above U.S.
$8,018
157% above U.S.
Renters paying 30%+of income on rent
48.6%±6.3Lowest
U.S.: 51.1%
53.5%±24.5
U.S.: 51.1%
56.3%±14.7Highest
U.S.: 51.1%
50.4%±7.2
U.S.: 51.1%
Somersworth and South Berwick are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
8.3%
U.S.: 12.5%
3.4%Lowest
U.S.: 12.5%
11.2%Highest
U.S.: 12.5%
6.8%
U.S.: 12.5%
Housing
Homeownersof occupied homes
52.7%
U.S.: 65.2%
78.3%Highest
U.S.: 65.2%
57.8%
U.S.: 65.2%
51.9%Lowest
U.S.: 65.2%
Typical home builtmedian year
1976
4 yrs older than U.S.
1982Highest
2 yrs newer than U.S.
1967
13 yrs older than U.S.
1959Lowest
21 yrs older than U.S.
Getting to work
Average commuteone way
23 min
14% below U.S.
27 minHighest
about the U.S. average
26 min
about the U.S. average
22 minLowest
16% below U.S.
Work from home
18.6%±2.5
U.S.: 15.1%
17.6%±5.8
U.S.: 15.1%
11.7%±3.5Lowest
U.S.: 15.1%
21.9%±4Highest
U.S.: 15.1%
Portsmouth and Dover 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 #64 of 120 in NH #58 of 133 in ME #117 of 120 in NH #11 of 120 in NH
School district Dover School District RSU 35/MSAD 35 Somersworth School District Portsmouth School District
High school in town Dover Senior High School Marshwood High School Somersworth High School Portsmouth High School
Students per teacherat that high school
12.7
13.0Highest
11.4Lowest
11.4Lowest
On TownTapestry
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U.S. 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.