Compare towns
Merrimack vs Sullivan vs Windham
Cost, people, housing, commute and schools, side by side, each benchmarked against New Hampshire.
What stands out worked out from the figures below
Merrimack has the shortest commute (27 min average).
Sullivan has the most affordable homes ($237k median).
Windham has grown the fastest since 2010 (+16.4%).
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 | Merrimack | Sullivan | Windham |
|---|---|---|---|
| Your priorities | |||
| People | |||
| Population | 28,164Highest |
687Lowest |
16,038 |
| Growth since 20102010 → 2020 census | +4.5% NH: +4.6% |
-2.8%Lowest NH: +4.6% |
+16.4%Highest NH: +4.6% |
| Median age | 41.5±2.2 4% below NH |
46.6±6.5Highest 8% above NH |
41.1±2.9Lowest 5% below NH |
| Sullivan and Merrimack are within the Census margin of error here, so we can’t say which is really higher. | |||
| Kids under 18 | 22%±2.5 NH: 18.2% |
16.3%±5Lowest NH: 18.2% |
27.4%±3.3Highest NH: 18.2% |
| Windham and Merrimack are within the Census margin of error here, so we can’t say which is really higher. | |||
| Age 65+ | 16.8%±1.8 NH: 20.1% |
20.5%±3.6Highest NH: 20.1% |
15.5%±2.6Lowest NH: 20.1% |
| Sullivan and Merrimack are within the Census margin of error here, so we can’t say which is really higher. | |||
| Bachelor’s degree+adults 25+ | 50.2% NH: 40.6% |
28.5%Lowest NH: 40.6% |
62.7%Highest NH: 40.6% |
| Enrolled in collegeshare of residents | 5.1%±1.2Highest NH: 6% |
3.9%±2.6 NH: 6% |
3.8%±1.8Lowest NH: 6% |
| Merrimack and Sullivan are within the Census margin of error here, so we can’t say which is really higher. | |||
| Cost of living | |||
| Household incomemedian | $127,219±$16k 28% above NH |
$106,667±$20kLowest 8% above NH |
$189,583±$19kHighest 91% above NH |
| Home valuemedian, owner-occupied | $458,600±$15k 14% above NH |
$236,500±$29kLowest 41% below NH |
$723,300±$50kHighest 80% above NH |
| Rentmedian gross, monthly | $1,932±$147 30% above NH |
$1,225±$275Lowest 18% below NH |
$3,218±$350Highest 116% above NH |
| Property taxmedian, yearly | $7,345 10% above NH |
$5,099Lowest 24% below NH |
$10,000+Highest at least 50% above NH |
| Renters paying 30%+of income on rent | 34.9%±9.4Lowest NH: 48.2% |
40%±84.5 NH: 48.2% |
52.2%±50.9Highest NH: 48.2% |
| Windham and Sullivan are within the Census margin of error here, so we can’t say which is really higher. | |||
| Below poverty line | 3% NH: 7.2% |
4.1%Highest NH: 7.2% |
2%Lowest NH: 7.2% |
| Housing | |||
| Homeownersof occupied homes | 88.9%Lowest NH: 72.8% |
93.6% NH: 72.8% |
93.9%Highest NH: 72.8% |
| Typical home builtmedian year | 1985 6 yrs newer than NH |
1979Lowest same as NH |
1996Highest 17 yrs newer than NH |
| Getting to work | |||
| Average commuteone way | 27 minLowest about the NH average |
32 minHighest 20% above NH |
31 min 15% above NH |
| Work from home | 21%±3.3 NH: 16.8% |
4.2%±2.5Lowest NH: 16.8% |
21.9%±4.4Highest NH: 16.8% |
| Windham and Merrimack 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 | #58 of 120 in NH | — | #13 of 120 in NH |
| School district | Merrimack School District | — | Windham School District |
| High school in town | Merrimack High School | — | Windham High School |
| Students per teacherat that high school | 12.5Lowest |
— | 12.8Highest |
| 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.