Compare towns
Grantham vs Portsmouth vs Rye
Cost, people, housing, commute and schools, side by side, each benchmarked against New Hampshire.
What stands out worked out from the figures below
Grantham has grown the fastest since 2010 (+14%).
Portsmouth has the most renters (48.1% rent).
Rye has the most expensive homes ($1028k 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 | Grantham | Portsmouth | Rye |
|---|---|---|---|
| Your priorities | |||
| People | |||
| Population | 3,465Lowest |
22,545Highest |
5,611 |
| Growth since 20102010 → 2020 census | +14%Highest NH: +4.6% |
+5.7% NH: +4.6% |
+4.6%Lowest NH: +4.6% |
| Median age | 50.4±7.5 16% above NH |
42.9±2Lowest about the NH average |
55.1±3Highest 27% above NH |
| Rye and Grantham are within the Census margin of error here, so we can’t say which is really higher. | |||
| Kids under 18 | 19.1%±6.6Highest NH: 18.2% |
14%±1.9Lowest NH: 18.2% |
18.2%±4 NH: 18.2% |
| Grantham and Rye are within the Census margin of error here, so we can’t say which is really higher. | |||
| Age 65+ | 17%±6.9Lowest NH: 20.1% |
21.9%±2.4 NH: 20.1% |
31.7%±5.3Highest NH: 20.1% |
| Bachelor’s degree+adults 25+ | 59.6%Lowest NH: 40.6% |
64%Highest NH: 40.6% |
61.5% NH: 40.6% |
| Enrolled in collegeshare of residents | 4.8%±6Highest NH: 6% |
3.8%±1.2 NH: 6% |
2.2%±1.3Lowest NH: 6% |
| Grantham and Portsmouth are within the Census margin of error here, so we can’t say which is really higher. | |||
| Cost of living | |||
| Household incomemedian | $106,403±$54k 7% above NH |
$106,219±$7kLowest 7% above NH |
$140,655±$39kHighest 42% above NH |
| Rye and Grantham are within the Census margin of error here, so we can’t say which is really higher. | |||
| Home valuemedian, owner-occupied | $343,100±$39kLowest 15% below NH |
$688,500±$39k 71% above NH |
$1,028,100±$89kHighest 155% above NH |
| Rentmedian gross, monthly | — | $1,869±$111Highest 25% above NH |
$1,781±$156Lowest 19% above NH |
| Portsmouth and Rye are within the Census margin of error here, so we can’t say which is really higher. | |||
| Property taxmedian, yearly | $7,605 14% above NH |
$8,018Highest 20% above NH |
$7,519Lowest 13% above NH |
| Renters paying 30%+of income on rent | — | 50.4%±7.2Highest NH: 48.2% |
44.3%±16.1Lowest NH: 48.2% |
| Portsmouth and Rye are within the Census margin of error here, so we can’t say which is really higher. | |||
| Below poverty line | 0%Lowest NH: 7.2% |
6.8% NH: 7.2% |
6.9%Highest NH: 7.2% |
| Housing | |||
| Homeownersof occupied homes | 100%Highest NH: 72.8% |
51.9%Lowest NH: 72.8% |
85.5% NH: 72.8% |
| Typical home builtmedian year | 1987Highest 8 yrs newer than NH |
1959Lowest 20 yrs older than NH |
1972 7 yrs older than NH |
| Getting to work | |||
| Average commuteone way | 23 min 16% below NH |
22 minLowest 17% below NH |
29 minHighest 8% above NH |
| Work from home | 13.8%±6.2Lowest NH: 16.8% |
21.9%±4 NH: 16.8% |
30.9%±7.6Highest NH: 16.8% |
| Rye and Portsmouth 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 | #11 of 120 in NH | #2 of 120 in NH |
| School district | Grantham School District | Portsmouth School District | Rye School District |
| High school in town | None in town | Portsmouth High School | None in town |
| Students per teacherat that high school | — | 11.4 |
— |
| 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.