Compare towns

Stratham vs Keene 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

Stratham has grown the fastest since 2010 (+5.7%).
Keene has the most affordable homes ($253k median).
Seabrook has the oldest population (median age 54).

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.

MeasureStrathamKeeneSeabrook
People
Population
7,754Lowest
22,939Highest
8,427
Growth since 20102010 → 2020 census
+5.7%Highest
NH: +4.6%
-1.5%
NH: +4.6%
-3.4%Lowest
NH: +4.6%
Median age
41.6±4.9
4% below NH
37.6±2.3Lowest
13% below NH
54±1.9Highest
25% above NH
Kids under 18
23.5%±5.3Highest
NH: 18.2%
14.1%±1.6Lowest
NH: 18.2%
14.8%±3.1
NH: 18.2%
Age 65+
20.6%±3.6
NH: 20.1%
19.5%±1.8Lowest
NH: 20.1%
31.5%±5Highest
NH: 20.1%
Bachelor’s degree+adults 25+
69.9%Highest
NH: 40.6%
44.1%
NH: 40.6%
27.5%Lowest
NH: 40.6%
Enrolled in collegeshare of residents
3.9%±1.7
NH: 6%
13.8%±1.4Highest
NH: 6%
2.9%±1.3Lowest
NH: 6%
Cost of living
Household incomemedian
$151,998±$20kHighest
53% above NH
$78,445±$8kLowest
21% below NH
$84,349±$15k
15% below NH
Home valuemedian, owner-occupied
$655,400±$36kHighest
63% above NH
$252,500±$12kLowest
37% below NH
$443,500±$40k
10% above NH
Rentmedian gross, monthly
$2,511±$377Highest
68% above NH
$1,342±$68Lowest
10% below NH
$1,542±$174
3% above NH
Property taxmedian, yearly
$9,781Highest
47% above NH
$6,812
about the NH average
$5,785Lowest
13% below NH
Renters paying 30%+of income on rent
64%±38.2Highest
NH: 48.2%
44.5%±6.1Lowest
NH: 48.2%
50.4%±10
NH: 48.2%
Stratham and Seabrook are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
2.4%Lowest
NH: 7.2%
10.1%
NH: 7.2%
12.1%Highest
NH: 7.2%
Housing
Homeownersof occupied homes
92.6%Highest
NH: 72.8%
55.1%Lowest
NH: 72.8%
68.2%
NH: 72.8%
Typical home builtmedian year
1986Highest
7 yrs newer than NH
1961Lowest
18 yrs older than NH
1986Highest
7 yrs newer than NH
Getting to work
Average commuteone way
27 minHighest
about the NH average
17 minLowest
36% below NH
21 min
22% below NH
Work from home
25.3%±6.6Highest
NH: 16.8%
15.6%±2.7
NH: 16.8%
10.5%±3.7Lowest
NH: 16.8%
Schools
Public school scoresrank in state, math + reading #43 of 120 in NH #81 of 120 in NH #114 of 120 in NH
School district Exeter Region Cooperative School District · Stratham School District Keene School District Seabrook School District
High school in town None in town Keene High School None in town
Students per teacherat that high school —
12.3
—
On TownTapestry
Old photos in Our Story None yet 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.