Compare towns

Sullivan vs Dover vs Somersworth

Cost, people, housing, commute and schools, side by side, each benchmarked against New Hampshire.

What stands out worked out from the figures below

Sullivan has the most homeowners (93.6%).
Dover has grown the fastest since 2010 (+9.2%).
Somersworth has the most kids (19.9% under 18).

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.

MeasureSullivanDoverSomersworth
People
Population
687Lowest
33,364Highest
12,111
Growth since 20102010 → 2020 census
-2.8%Lowest
NH: +4.6%
+9.2%Highest
NH: +4.6%
+0.8%
NH: +4.6%
Median age
46.6±6.5Highest
8% above NH
36.9±1.9Lowest
15% below NH
38.4±2.7
11% below NH
Sullivan and Somersworth are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
16.3%±5Lowest
NH: 18.2%
16.9%±1.8
NH: 18.2%
19.9%±4Highest
NH: 18.2%
Somersworth and Dover are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
20.5%±3.6Highest
NH: 20.1%
16.8%±1.8
NH: 20.1%
14%±3Lowest
NH: 20.1%
Sullivan and Dover are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
28.5%Lowest
NH: 40.6%
52%Highest
NH: 40.6%
31.4%
NH: 40.6%
Enrolled in collegeshare of residents
3.9%±2.6Lowest
NH: 6%
6.2%±1.2Highest
NH: 6%
4.9%±2
NH: 6%
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
$106,667±$20kHighest
8% above NH
$94,829±$7k
4% below NH
$74,504±$13kLowest
25% below NH
Sullivan and Dover are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied
$236,500±$29kLowest
41% below NH
$436,700±$20kHighest
8% above NH
$318,400±$23k
21% below NH
Rentmedian gross, monthly
$1,225±$275Lowest
18% below NH
$1,607±$100Highest
8% above NH
$1,477±$134
about the NH average
Dover and Somersworth are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly
$5,099Lowest
24% below NH
$8,249Highest
24% above NH
$6,805
about the NH average
Renters paying 30%+of income on rent
40%±84.5Lowest
NH: 48.2%
48.6%±6.3
NH: 48.2%
56.3%±14.7Highest
NH: 48.2%
Somersworth and Dover are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
4.1%Lowest
NH: 7.2%
8.3%
NH: 7.2%
11.2%Highest
NH: 7.2%
Housing
Homeownersof occupied homes
93.6%Highest
NH: 72.8%
52.7%Lowest
NH: 72.8%
57.8%
NH: 72.8%
Typical home builtmedian year
1979Highest
same as NH
1976
3 yrs older than NH
1967Lowest
12 yrs older than NH
Getting to work
Average commuteone way
32 minHighest
20% above NH
23 minLowest
15% below NH
26 min
3% below NH
Work from home
4.2%±2.5Lowest
NH: 16.8%
18.6%±2.5Highest
NH: 16.8%
11.7%±3.5
NH: 16.8%
Schools
Public school scoresrank in state, math + reading — #64 of 120 in NH #117 of 120 in NH
School district — Dover School District Somersworth School District
High school in town — Dover Senior High School Somersworth High School
Students per teacherat that high school —
12.7Highest
11.4Lowest
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.