What stands out worked out from the figures below

Groton has the most affordable homes ($269k median).

Grantham has grown the fastest since 2010 (+14%).

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	Groton	Grantham
People
Population	507Lowest	3,465Highest
Growth since 20102010 → 2020 census	-4%Lowest NH: +4.6%	+14%Highest NH: +4.6%
Median age	51.1±16.2Highest 18% above NH	50.4±7.5Lowest 16% above NH
	Groton and Grantham are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18	15.4%±4.6Lowest NH: 18.2%	19.1%±6.6Highest NH: 18.2%
	Grantham and Groton are within the Census margin of error here, so we can’t say which is really higher.
Age 65+	29.4%±4.8Highest NH: 20.1%	17%±6.9Lowest NH: 20.1%
Bachelor’s degree+adults 25+	29.2%Lowest NH: 40.6%	59.6%Highest NH: 40.6%
Enrolled in collegeshare of residents	2%±2Lowest NH: 6%	4.8%±6Highest NH: 6%
	Grantham and Groton are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian	$85,625±$21kLowest 14% below NH	$106,403±$54kHighest 7% above NH
	Grantham and Groton are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied	$269,000±$45kLowest 33% below NH	$343,100±$39kHighest 15% below NH
	Grantham and Groton are within the Census margin of error here, so we can’t say which is really higher.
Rentmedian gross, monthly	$2,667±$295 79% above NH	—
Property taxmedian, yearly	$2,873Lowest 57% below NH	$7,605Highest 14% above NH
Renters paying 30%+of income on rent	50%±83.6 NH: 48.2%	—
Below poverty line	10.5%Highest NH: 7.2%	0%Lowest NH: 7.2%
Housing
Homeownersof occupied homes	91.3%Lowest NH: 72.8%	100%Highest NH: 72.8%
Typical home builtmedian year	1984Lowest 5 yrs newer than NH	1987Highest 8 yrs newer than NH
Getting to work
Average commuteone way	29 minHighest 10% above NH	23 minLowest 16% below NH
Work from home	13.7%±6.5Lowest NH: 16.8%	13.8%±6.2Highest NH: 16.8%
	Grantham and Groton 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
High school in town	—	None in town
On TownTapestry
Old photos in Our Story	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.