Compare towns
Deerfield vs Seabrook
Cost, people, housing, commute and schools, side by side, each benchmarked against New Hampshire.
What stands out worked out from the figures below
Deerfield has grown the fastest since 2010 (+13.4%).
Seabrook has the shortest commute (21 min average).
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 | Deerfield | Seabrook |
|---|---|---|
| Your priorities | ||
| People | ||
| Population | 4,932Lowest |
8,427Highest |
| Growth since 20102010 → 2020 census | +13.4%Highest NH: +4.6% |
-3.4%Lowest NH: +4.6% |
| Median age | 42.8±4.2Lowest about the NH average |
54±1.9Highest 25% above NH |
| Kids under 18 | 20.9%±4.1Highest NH: 18.2% |
14.8%±3.1Lowest NH: 18.2% |
| Deerfield and Seabrook are within the Census margin of error here, so we can’t say which is really higher. | ||
| Age 65+ | 17.5%±3.5Lowest NH: 20.1% |
31.5%±5Highest NH: 20.1% |
| Bachelor’s degree+adults 25+ | 47.3%Highest NH: 40.6% |
27.5%Lowest NH: 40.6% |
| Enrolled in collegeshare of residents | 3.6%±1.8Highest NH: 6% |
2.9%±1.3Lowest NH: 6% |
| Deerfield and Seabrook are within the Census margin of error here, so we can’t say which is really higher. | ||
| Cost of living | ||
| Household incomemedian | $131,563±$10kHighest 33% above NH |
$84,349±$15kLowest 15% below NH |
| Home valuemedian, owner-occupied | $421,000±$33kLowest 5% above NH |
$443,500±$40kHighest 10% above NH |
| Seabrook and Deerfield are within the Census margin of error here, so we can’t say which is really higher. | ||
| Rentmedian gross, monthly | $1,593±$318Highest 7% above NH |
$1,542±$174Lowest 3% above NH |
| Deerfield and Seabrook are within the Census margin of error here, so we can’t say which is really higher. | ||
| Property taxmedian, yearly | $7,369Highest 11% above NH |
$5,785Lowest 13% below NH |
| Renters paying 30%+of income on rent | 17.4%±17.6Lowest NH: 48.2% |
50.4%±10Highest NH: 48.2% |
| Below poverty line | 6.8%Lowest NH: 7.2% |
12.1%Highest NH: 7.2% |
| Housing | ||
| Homeownersof occupied homes | 91.3%Highest NH: 72.8% |
68.2%Lowest NH: 72.8% |
| Typical home builtmedian year | 1985Lowest 6 yrs newer than NH |
1986Highest 7 yrs newer than NH |
| Getting to work | ||
| Average commuteone way | 34 minHighest 28% above NH |
21 minLowest 22% below NH |
| Work from home | 22.4%±6.3Highest NH: 16.8% |
10.5%±3.7Lowest NH: 16.8% |
| Schools | ||
| Public school scoresrank in state, math + reading | #61 of 120 in NH | #114 of 120 in NH |
| School district | Deerfield School District | Seabrook School District |
| High school in town | None in town | None in town |
| 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.

