Compare towns
Derry vs Dover 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
Derry has the most kids (20.7% under 18).
Dover has grown the fastest since 2010 (+9.2%).
Sullivan has the most affordable homes ($237k median).
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 | Derry | Dover | Sullivan |
|---|---|---|---|
| Your priorities | |||
| People | |||
| Population | 34,116Highest |
33,364 |
687Lowest |
| Growth since 20102010 → 2020 census | +3.6% NH: +4.6% |
+9.2%Highest NH: +4.6% |
-2.8%Lowest NH: +4.6% |
| Median age | 40.3±1.6 7% below NH |
36.9±1.9Lowest 15% below NH |
46.6±6.5Highest 8% above NH |
| Sullivan and Derry are within the Census margin of error here, so we can’t say which is really higher. | |||
| Kids under 18 | 20.7%±2.1Highest NH: 18.2% |
16.9%±1.8 NH: 18.2% |
16.3%±5Lowest NH: 18.2% |
| Derry and Dover are within the Census margin of error here, so we can’t say which is really higher. | |||
| Age 65+ | 15.2%±1.6Lowest NH: 20.1% |
16.8%±1.8 NH: 20.1% |
20.5%±3.6Highest NH: 20.1% |
| Sullivan and Dover are within the Census margin of error here, so we can’t say which is really higher. | |||
| Bachelor’s degree+adults 25+ | 37.4% NH: 40.6% |
52%Highest NH: 40.6% |
28.5%Lowest NH: 40.6% |
| Enrolled in collegeshare of residents | 6.1%±1.5 NH: 6% |
6.2%±1.2Highest NH: 6% |
3.9%±2.6Lowest NH: 6% |
| Dover and Derry are within the Census margin of error here, so we can’t say which is really higher. | |||
| Cost of living | |||
| Household incomemedian | $108,944±$7kHighest 10% above NH |
$94,829±$7kLowest 4% below NH |
$106,667±$20k 8% above NH |
| Derry and Sullivan are within the Census margin of error here, so we can’t say which is really higher. | |||
| Home valuemedian, owner-occupied | $432,000±$17k 7% above NH |
$436,700±$20kHighest 8% above NH |
$236,500±$29kLowest 41% below NH |
| Dover and Derry are within the Census margin of error here, so we can’t say which is really higher. | |||
| Rentmedian gross, monthly | $1,547±$138 4% above NH |
$1,607±$100Highest 8% above NH |
$1,225±$275Lowest 18% below NH |
| Dover and Derry are within the Census margin of error here, so we can’t say which is really higher. | |||
| Property taxmedian, yearly | $8,103 22% above NH |
$8,249Highest 24% above NH |
$5,099Lowest 24% below NH |
| Renters paying 30%+of income on rent | 51.6%±9Highest NH: 48.2% |
48.6%±6.3 NH: 48.2% |
40%±84.5Lowest NH: 48.2% |
| Derry and Dover are within the Census margin of error here, so we can’t say which is really higher. | |||
| Below poverty line | 4%Lowest NH: 7.2% |
8.3%Highest NH: 7.2% |
4.1% NH: 7.2% |
| Housing | |||
| Homeownersof occupied homes | 70.2% NH: 72.8% |
52.7%Lowest NH: 72.8% |
93.6%Highest NH: 72.8% |
| Typical home builtmedian year | 1983Highest 4 yrs newer than NH |
1976Lowest 3 yrs older than NH |
1979 same as NH |
| Getting to work | |||
| Average commuteone way | 31 min 16% above NH |
23 minLowest 15% below NH |
32 minHighest 20% above NH |
| Work from home | 16%±2.8 NH: 16.8% |
18.6%±2.5Highest NH: 16.8% |
4.2%±2.5Lowest NH: 16.8% |
| Dover and Derry 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 | #60 of 120 in NH | #64 of 120 in NH | — |
| School district | Derry Cooperative School District · Pinkerton Academy School District | Dover School District | — |
| High school in town | Pinkerton Academy | Dover Senior High School | — |
| Students per teacherat that high school | 13.9Highest |
12.7Lowest |
— |
| 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.