Compare towns

Plainfield vs Grantham vs Cornish vs Sanbornton

Cost, people, housing, commute and schools, side by side, each benchmarked against New Hampshire.

What stands out worked out from the figures below

Plainfield has the most kids (23.4% under 18).
Grantham has grown the fastest since 2010 (+14%).
Cornish has the most affordable homes ($296k median).
Sanbornton has the most expensive homes ($452k 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.

MeasurePlainfieldGranthamCornishSanbornton
People
Population
2,522
3,465Highest
1,816Lowest
3,053
Growth since 20102010 → 2020 census
+4%
NH: +4.6%
+14%Highest
NH: +4.6%
-1.5%Lowest
NH: +4.6%
+2%
NH: +4.6%
Median age
38.9±6.5Lowest
10% below NH
50.4±7.5
16% above NH
54±8.3Highest
25% above NH
41.9±5.4
3% below NH
Cornish and Grantham are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
23.4%±5.8Highest
NH: 18.2%
19.1%±6.6
NH: 18.2%
14.4%±3.2Lowest
NH: 18.2%
18.1%±5.5
NH: 18.2%
Plainfield and Grantham are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
19.8%±4.5
NH: 20.1%
17%±6.9Lowest
NH: 20.1%
27.3%±4.1Highest
NH: 20.1%
21.5%±4.4
NH: 20.1%
Cornish and Sanbornton are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
46.7%
NH: 40.6%
59.6%Highest
NH: 40.6%
40.6%
NH: 40.6%
39.7%Lowest
NH: 40.6%
Enrolled in collegeshare of residents
4.8%±2.3Highest
NH: 6%
4.8%±6Highest
NH: 6%
1.4%±0.9Lowest
NH: 6%
1.9%±1.4
NH: 6%
Cost of living
Household incomemedian
$122,656±$13kHighest
24% above NH
$106,403±$54k
7% above NH
$91,821±$2kLowest
7% below NH
$113,750±$41k
15% above NH
Plainfield and Sanbornton are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied
$442,400±$47k
10% above NH
$343,100±$39k
15% below NH
$296,000±$69kLowest
26% below NH
$452,300±$30kHighest
12% above NH
Sanbornton and Plainfield are within the Census margin of error here, so we can’t say which is really higher.
Rentmedian gross, monthly
$1,674±$181Highest
12% above NH
—
$1,221±$227Lowest
18% below NH
$1,289±$198
14% below NH
Property taxmedian, yearly
$7,904Highest
19% above NH
$7,605
14% above NH
$5,796
13% below NH
$5,731Lowest
14% below NH
Renters paying 30%+of income on rent
31.8%±23.1
NH: 48.2%
—
40.5%±38.1Highest
NH: 48.2%
29.3%±23.5Lowest
NH: 48.2%
Cornish and Plainfield are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
5.2%Highest
NH: 7.2%
0%Lowest
NH: 7.2%
4.7%
NH: 7.2%
4.8%
NH: 7.2%
Housing
Homeownersof occupied homes
87.3%
NH: 72.8%
100%Highest
NH: 72.8%
94.1%
NH: 72.8%
85.9%Lowest
NH: 72.8%
Typical home builtmedian year
1977Lowest
2 yrs older than NH
1987Highest
8 yrs newer than NH
1980
1 yr newer than NH
1986
7 yrs newer than NH
Getting to work
Average commuteone way
22 minLowest
18% below NH
23 min
16% below NH
24 min
9% below NH
31 minHighest
16% above NH
Work from home
18.1%±8.5Highest
NH: 16.8%
13.8%±6.2
NH: 16.8%
12%±4.1Lowest
NH: 16.8%
15.8%±6.1
NH: 16.8%
Plainfield and Sanbornton 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 #19 of 120 in NH #6 of 120 in NH — #42 of 120 in NH
School district Plainfield School District Grantham School District Cornish School District Winnisquam Regional School District
High school in town None in town None in town None in town None in town
On TownTapestry
Old photos in Our Story None yet 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.