Compare towns

Plainfield vs Unity vs Waltham vs Grantham

Cost, people, housing, commute and schools, side by side, each benchmarked against the U.S..

What stands out worked out from the figures below

Plainfield has the most expensive homes ($442k median).
Unity has the most affordable homes ($276k median).
Waltham has the most people working from home (20.6%).
Grantham has the most homeowners (100%).

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.

MeasurePlainfieldUnityWalthamGrantham
People
Population
2,522
1,375
452Lowest
3,465Highest
Growth since 20102010 → 2020 census
+4%
U.S.: +7.4%
-9.2%Lowest
U.S.: +7.4%
—
+14%Highest
U.S.: +7.4%
Median age
38.9±6.5Lowest
about the U.S. average
58±4.5
49% above U.S.
60.8±7.3Highest
56% above U.S.
50.4±7.5
30% above U.S.
Waltham and Unity are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
23.4%±5.8Highest
U.S.: 22%
12%±4.1Lowest
U.S.: 22%
12.8%±7.4
U.S.: 22%
19.1%±6.6
U.S.: 22%
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
U.S.: 17.2%
34.9%±7
U.S.: 17.2%
45.4%±3.1Highest
U.S.: 17.2%
17%±6.9Lowest
U.S.: 17.2%
Bachelor’s degree+adults 25+
46.7%
U.S.: 35.7%
21.6%Lowest
U.S.: 35.7%
39%
U.S.: 35.7%
59.6%Highest
U.S.: 35.7%
Enrolled in collegeshare of residents
4.8%±2.3Highest
U.S.: 6.4%
1%±0.7Lowest
U.S.: 6.4%
3.1%±2.1
U.S.: 6.4%
4.8%±6Highest
U.S.: 6.4%
Cost of living
Household incomemedian
$122,656±$13kHighest
52% above U.S.
$87,500±$16kLowest
8% above U.S.
$97,500±$14k
21% above U.S.
$106,403±$54k
32% above U.S.
Plainfield and Grantham are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied
$442,400±$47kHighest
33% above U.S.
$276,100±$29kLowest
17% below U.S.
$329,700±$51k
about the U.S. average
$343,100±$39k
3% above U.S.
Rentmedian gross, monthly
$1,674±$181Highest
18% above U.S.
$1,625±$804
15% above U.S.
$1,096±$113Lowest
22% below U.S.
—
Plainfield and Unity are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly
$7,904Highest
153% above U.S.
$5,394Lowest
73% above U.S.
$5,714
83% above U.S.
$7,605
144% above U.S.
Renters paying 30%+of income on rent
31.8%±23.1
U.S.: 51.1%
40%±100Highest
U.S.: 51.1%
29.2%±58.6Lowest
U.S.: 51.1%
—
Unity and Plainfield are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
5.2%
U.S.: 12.5%
6.3%Highest
U.S.: 12.5%
5.3%
U.S.: 12.5%
0%Lowest
U.S.: 12.5%
Housing
Homeownersof occupied homes
87.3%
U.S.: 65.2%
94.5%
U.S.: 65.2%
86.3%Lowest
U.S.: 65.2%
100%Highest
U.S.: 65.2%
Typical home builtmedian year
1977Lowest
3 yrs older than U.S.
1982
2 yrs newer than U.S.
1986
6 yrs newer than U.S.
1987Highest
7 yrs newer than U.S.
Getting to work
Average commuteone way
22 minLowest
17% below U.S.
35 minHighest
32% above U.S.
28 min
5% above U.S.
23 min
15% below U.S.
Work from home
18.1%±8.5
U.S.: 15.1%
9.5%±4Lowest
U.S.: 15.1%
20.6%±5.7Highest
U.S.: 15.1%
13.8%±6.2
U.S.: 15.1%
Waltham and Plainfield 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
School district Plainfield School District Unity School District — Grantham School District
High school in town None in town None in town — None in town
On TownTapestry
Old photos in History None yet 4 photos → 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.