Compare towns
Dover vs Seabrook vs South Berwick
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%).
Seabrook has the oldest population (median age 54).
South Berwick has the most kids (26.7% 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.
| Measure | Dover | Seabrook | South Berwick |
|---|---|---|---|
| Your priorities | |||
| People | |||
| Population | 33,364Highest |
8,427 |
7,670Lowest |
| Growth since 20102010 → 2020 census | +9.2%Highest U.S.: +7.4% |
-3.4%Lowest U.S.: +7.4% |
+3.4% U.S.: +7.4% |
| Median age | 36.9±1.9Lowest 5% below U.S. |
54±1.9Highest 39% above U.S. |
39±2.5 about the U.S. average |
| Kids under 18 | 16.9%±1.8 U.S.: 22% |
14.8%±3.1Lowest U.S.: 22% |
26.7%±6Highest U.S.: 22% |
| Age 65+ | 16.8%±1.8 U.S.: 17.2% |
31.5%±5Highest U.S.: 17.2% |
15.8%±3Lowest U.S.: 17.2% |
| Bachelor’s degree+adults 25+ | 52%Highest U.S.: 35.7% |
27.5%Lowest U.S.: 35.7% |
41.8% U.S.: 35.7% |
| Enrolled in collegeshare of residents | 6.2%±1.2Highest U.S.: 6.4% |
2.9%±1.3Lowest U.S.: 6.4% |
4.2%±1.9 U.S.: 6.4% |
| Dover and South Berwick 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. |
$84,349±$15kLowest 4% above U.S. |
$99,572±$13kHighest 23% above U.S. |
| South Berwick and Dover 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. |
$443,500±$40kHighest 33% above U.S. |
$428,300±$26kLowest 29% above U.S. |
| Seabrook and Dover are within the Census margin of error here, so we can’t say which is really higher. | |||
| Rentmedian gross, monthly | $1,607±$100 14% above U.S. |
$1,542±$174Lowest 9% above U.S. |
$1,726±$83Highest 22% above U.S. |
| South Berwick and Dover 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. |
$5,785 85% above U.S. |
$4,956Lowest 59% above U.S. |
| Renters paying 30%+of income on rent | 48.6%±6.3Lowest U.S.: 51.1% |
50.4%±10 U.S.: 51.1% |
53.5%±24.5Highest U.S.: 51.1% |
| South Berwick and Seabrook 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% |
12.1%Highest U.S.: 12.5% |
3.4%Lowest U.S.: 12.5% |
| Housing | |||
| Homeownersof occupied homes | 52.7%Lowest U.S.: 65.2% |
68.2% U.S.: 65.2% |
78.3%Highest U.S.: 65.2% |
| Typical home builtmedian year | 1976Lowest 4 yrs older than U.S. |
1986Highest 6 yrs newer than U.S. |
1982 2 yrs newer than U.S. |
| Getting to work | |||
| Average commuteone way | 23 min 14% below U.S. |
21 minLowest 21% below U.S. |
27 minHighest about the U.S. average |
| Work from home | 18.6%±2.5Highest U.S.: 15.1% |
10.5%±3.7Lowest U.S.: 15.1% |
17.6%±5.8 U.S.: 15.1% |
| Dover and South Berwick 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 | #114 of 120 in NH | #58 of 133 in ME |
| School district | Dover School District | Seabrook School District | RSU 35/MSAD 35 |
| High school in town | Dover Senior High School | None in town | Marshwood High School |
| Students per teacherat that high school | 12.7Lowest |
— | 13.0Highest |
| On TownTapestry | |||
| Old photos in Our Story | None yet | None yet | None yet |
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.