Compare towns
Groton vs Langdon vs Sullivan
Cost, people, housing, commute and schools, side by side, each benchmarked against New Hampshire.
What stands out worked out from the figures below
Groton has the oldest population (median age 51.1).
Langdon has the most kids (23.5% under 18).
Sullivan has grown the fastest since 2010 (-2.8%).
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 | Groton | Langdon | Sullivan |
|---|---|---|---|
| Your priorities | |||
| People | |||
| Population | 507Lowest |
805Highest |
687 |
| Growth since 20102010 → 2020 census | -4% NH: +4.6% |
-5.4%Lowest NH: +4.6% |
-2.8%Highest NH: +4.6% |
| Median age | 51.1±16.2Highest 18% above NH |
42.3±12.6Lowest about the NH average |
46.6±6.5 8% above NH |
| Groton and Sullivan are within the Census margin of error here, so we can’t say which is really higher. | |||
| Kids under 18 | 15.4%±4.6Lowest NH: 18.2% |
23.5%±7.1Highest NH: 18.2% |
16.3%±5 NH: 18.2% |
| Langdon and Sullivan are within the Census margin of error here, so we can’t say which is really higher. | |||
| Age 65+ | 29.4%±4.8Highest NH: 20.1% |
26.2%±4.1 NH: 20.1% |
20.5%±3.6Lowest NH: 20.1% |
| Groton and Langdon are within the Census margin of error here, so we can’t say which is really higher. | |||
| Bachelor’s degree+adults 25+ | 29.2%Highest NH: 40.6% |
26.5%Lowest NH: 40.6% |
28.5% NH: 40.6% |
| Enrolled in collegeshare of residents | 2%±2Lowest NH: 6% |
2.7%±1.7 NH: 6% |
3.9%±2.6Highest NH: 6% |
| Sullivan and Langdon are within the Census margin of error here, so we can’t say which is really higher. | |||
| Cost of living | |||
| Household incomemedian | $85,625±$21kLowest 14% below NH |
$97,917±$31k about the NH average |
$106,667±$20kHighest 8% above NH |
| Sullivan and Langdon are within the Census margin of error here, so we can’t say which is really higher. | |||
| Home valuemedian, owner-occupied | $269,000±$45k 33% below NH |
$281,900±$18kHighest 30% below NH |
$236,500±$29kLowest 41% below NH |
| Langdon and Groton are within the Census margin of error here, so we can’t say which is really higher. | |||
| Rentmedian gross, monthly | $2,667±$295Highest 79% above NH |
$1,417±$285 5% below NH |
$1,225±$275Lowest 18% below NH |
| Property taxmedian, yearly | $2,873Lowest 57% below NH |
$5,492Highest 18% below NH |
$5,099 24% below NH |
| Renters paying 30%+of income on rent | 50%±83.6Highest NH: 48.2% |
50%±81.8Highest NH: 48.2% |
40%±84.5Lowest NH: 48.2% |
| Below poverty line | 10.5%Highest NH: 7.2% |
4.6% NH: 7.2% |
4.1%Lowest NH: 7.2% |
| Housing | |||
| Homeownersof occupied homes | 91.3%Lowest NH: 72.8% |
91.4% NH: 72.8% |
93.6%Highest NH: 72.8% |
| Typical home builtmedian year | 1984Highest 5 yrs newer than NH |
1984Highest 5 yrs newer than NH |
1979Lowest same as NH |
| Getting to work | |||
| Average commuteone way | 29 minLowest 10% above NH |
30 min 13% above NH |
32 minHighest 20% above NH |
| Work from home | 13.7%±6.5 NH: 16.8% |
14.6%±5.4Highest NH: 16.8% |
4.2%±2.5Lowest NH: 16.8% |
| Langdon and Groton are within the Census margin of error here, so we can’t say which is really higher. | |||
| Schools | |||
| School district | — | Fall Mountain Regional School District | — |
| High school in town | — | Fall Mountain Regional High School | — |
| Students per teacherat that high school | — | 13.7 |
— |
| 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.