Compare towns
Grantham vs Union vs Unity
Cost, people, housing, commute and schools, side by side, each benchmarked against the U.S..
What stands out worked out from the figures below
Grantham has grown the fastest since 2010 (+14%).
Union has the most kids (24.9% under 18).
Unity has the oldest population (median age 58).
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 | Grantham | Union | Unity |
|---|---|---|---|
| Your priorities | |||
| People | |||
| Population | 3,465Highest |
2,663 |
1,375Lowest |
| Growth since 20102010 → 2020 census | +14%Highest U.S.: +7.4% |
+5.5% U.S.: +7.4% |
-9.2%Lowest U.S.: +7.4% |
| Median age | 50.4±7.5 30% above U.S. |
41.6±5.3Lowest 7% above U.S. |
58±4.5Highest 49% above U.S. |
| Unity and Grantham are within the Census margin of error here, so we can’t say which is really higher. | |||
| Kids under 18 | 19.1%±6.6 U.S.: 22% |
24.9%±4Highest U.S.: 22% |
12%±4.1Lowest U.S.: 22% |
| Union and Grantham are within the Census margin of error here, so we can’t say which is really higher. | |||
| Age 65+ | 17%±6.9Lowest U.S.: 17.2% |
21.4%±3.1 U.S.: 17.2% |
34.9%±7Highest U.S.: 17.2% |
| Bachelor’s degree+adults 25+ | 59.6%Highest U.S.: 35.7% |
34.4% U.S.: 35.7% |
21.6%Lowest U.S.: 35.7% |
| Enrolled in collegeshare of residents | 4.8%±6Highest U.S.: 6.4% |
3.5%±1.5 U.S.: 6.4% |
1%±0.7Lowest U.S.: 6.4% |
| Grantham and Union are within the Census margin of error here, so we can’t say which is really higher. | |||
| Cost of living | |||
| Household incomemedian | $106,403±$54kHighest 32% above U.S. |
$80,724±$9kLowest about the U.S. average |
$87,500±$16k 8% above U.S. |
| Grantham and Unity are within the Census margin of error here, so we can’t say which is really higher. | |||
| Home valuemedian, owner-occupied | $343,100±$39kHighest 3% above U.S. |
$267,600±$42kLowest 20% below U.S. |
$276,100±$29k 17% below U.S. |
| Grantham and Unity are within the Census margin of error here, so we can’t say which is really higher. | |||
| Rentmedian gross, monthly | — | $1,179±$452Lowest 17% below U.S. |
$1,625±$804Highest 15% above U.S. |
| Unity and Union are within the Census margin of error here, so we can’t say which is really higher. | |||
| Property taxmedian, yearly | $7,605Highest 144% above U.S. |
$3,276Lowest 5% above U.S. |
$5,394 73% above U.S. |
| Renters paying 30%+of income on rent | — | 24.6%±19.8Lowest U.S.: 51.1% |
40%±100Highest U.S.: 51.1% |
| Unity and Union are within the Census margin of error here, so we can’t say which is really higher. | |||
| Below poverty line | 0%Lowest U.S.: 12.5% |
10.2%Highest U.S.: 12.5% |
6.3% U.S.: 12.5% |
| Housing | |||
| Homeownersof occupied homes | 100%Highest U.S.: 65.2% |
85.9%Lowest U.S.: 65.2% |
94.5% U.S.: 65.2% |
| Typical home builtmedian year | 1987Highest 7 yrs newer than U.S. |
1979Lowest 1 yr older than U.S. |
1982 2 yrs newer than U.S. |
| Getting to work | |||
| Average commuteone way | 23 minLowest 15% below U.S. |
29 min 11% above U.S. |
35 minHighest 32% above U.S. |
| Work from home | 13.8%±6.2 U.S.: 15.1% |
15.9%±5.3Highest U.S.: 15.1% |
9.5%±4Lowest U.S.: 15.1% |
| Union and Grantham 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 | #6 of 120 in NH | — | — |
| School district | Grantham School District | RSU 40/MSAD 40 | Unity School District |
| High school in town | None in town | None in town | None in town |
| On TownTapestry | |||
| Old photos in History | None yet | None yet | None yet |
U.S. 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.