Compare towns

Sullivan vs Henniker vs Gilsum

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 highest household income ($107k).
Henniker has grown the fastest since 2010 (+27.9%).
Gilsum has the oldest housing (typical home built 1972).
Henniker is a college town. 27% of residents are enrolled in college, which pulls its median age, poverty rate and renter figures away from what a year-round family would see.

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.

MeasureSullivanHennikerGilsum
People
Population
687Lowest
6,197Highest
716
Growth since 20102010 → 2020 census
-2.8%
NH: +4.6%
+27.9%Highest
NH: +4.6%
-7.5%Lowest
NH: +4.6%
Median age
46.6±6.5Highest
8% above NH
31.1±6.1Lowest
28% below NH
44.8±8.1
3% above NH
Sullivan and Gilsum are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
16.3%±5Highest
NH: 18.2%
15.3%±3.7
NH: 18.2%
12%±3.6Lowest
NH: 18.2%
Sullivan and Henniker 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%
16.5%±6Lowest
NH: 20.1%
19.3%±1.8
NH: 20.1%
Sullivan and Gilsum are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
28.5%
NH: 40.6%
41.4%Highest
NH: 40.6%
18.7%Lowest
NH: 40.6%
Enrolled in collegeshare of residents
3.9%±2.6
NH: 6%
27%±6.5Highest
NH: 6%
3.1%±2.3Lowest
NH: 6%
Cost of living
Household incomemedian
$106,667±$20kHighest
8% above NH
$95,206±$21k
4% below NH
$80,417±$7kLowest
19% below NH
Sullivan and Henniker 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
$356,700±$49kHighest
11% below NH
$241,500±$32k
40% below NH
Rentmedian gross, monthly
$1,225±$275
18% below NH
$1,081±$164Lowest
27% below NH
$1,575±$894Highest
6% above NH
Gilsum and Sullivan 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
$8,877Highest
33% above NH
$5,579
16% below NH
Renters paying 30%+of income on rent
40%±84.5Lowest
NH: 48.2%
43.5%±22.6
NH: 48.2%
76.5%±55.4Highest
NH: 48.2%
Gilsum and Henniker 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%
11.6%
NH: 7.2%
13.4%Highest
NH: 7.2%
Housing
Homeownersof occupied homes
93.6%Highest
NH: 72.8%
64.5%Lowest
NH: 72.8%
93.5%
NH: 72.8%
Typical home builtmedian year
1979Highest
same as NH
1974
5 yrs older than NH
1972Lowest
7 yrs older than NH
Getting to work
Average commuteone way
32 minHighest
20% above NH
20 minLowest
24% below NH
27 min
about the NH average
Work from home
4.2%±2.5Lowest
NH: 16.8%
15.5%±5.6Highest
NH: 16.8%
11.9%±8.7
NH: 16.8%
Henniker and Gilsum 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 — #56 of 120 in NH —
School district — Henniker School District Monadnock Regional School District
High school in town — None in town None in town
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.