What stands out worked out from the figures below

Waltham has the oldest population (median age 60.8).

Plainfield has the most kids (23.4% under 18).

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.

Raising kidsAffordabilityOwning a homeShort commuteWorking from homeYounger crowdSettled, older crowdGrowing town

Measure	Waltham	Plainfield
People
Population	452Lowest	2,522Highest
Growth since 20102010 → 2020 census	—	+4% U.S.: +7.4%
Median age	60.8±7.3Highest 56% above U.S.	38.9±6.5Lowest about the U.S. average
Kids under 18	12.8%±7.4Lowest U.S.: 22%	23.4%±5.8Highest U.S.: 22%
	Plainfield and Waltham are within the Census margin of error here, so we can’t say which is really higher.
Age 65+	45.4%±3.1Highest U.S.: 17.2%	19.8%±4.5Lowest U.S.: 17.2%
Bachelor’s degree+adults 25+	39%Lowest U.S.: 35.7%	46.7%Highest U.S.: 35.7%
Enrolled in collegeshare of residents	3.1%±2.1Lowest U.S.: 6.4%	4.8%±2.3Highest U.S.: 6.4%
	Plainfield and Waltham are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian	$97,500±$14kLowest 21% above U.S.	$122,656±$13kHighest 52% above U.S.
	Plainfield and Waltham are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied	$329,700±$51kLowest about the U.S. average	$442,400±$47kHighest 33% above U.S.
Rentmedian gross, monthly	$1,096±$113Lowest 22% below U.S.	$1,674±$181Highest 18% above U.S.
Property taxmedian, yearly	$5,714Lowest 83% above U.S.	$7,904Highest 153% above U.S.
Renters paying 30%+of income on rent	29.2%±58.6Lowest U.S.: 51.1%	31.8%±23.1Highest U.S.: 51.1%
	Plainfield and Waltham are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line	5.3%Highest U.S.: 12.5%	5.2%Lowest U.S.: 12.5%
Housing
Homeownersof occupied homes	86.3%Lowest U.S.: 65.2%	87.3%Highest U.S.: 65.2%
Typical home builtmedian year	1986Highest 6 yrs newer than U.S.	1977Lowest 3 yrs older than U.S.
Getting to work
Average commuteone way	28 minHighest 5% above U.S.	22 minLowest 17% below U.S.
Work from home	20.6%±5.7Highest U.S.: 15.1%	18.1%±8.5Lowest 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
School district	—	Plainfield School District
High school in town	—	None in town
On TownTapestry
Old photos in Our Story	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.