What stands out worked out from the figures below

South Berwick has the most renters (33% rent).

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.

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

Measure	South Berwick	Grantham
People
Population	3,381Lowest	3,465Highest
Growth since 20102010 → 2020 census	—	+14% U.S.: +7.4%
Median age	41.4±6.2Lowest 6% above U.S.	50.4±7.5Highest 30% above U.S.
	Grantham and South Berwick are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18	21.7%±5.4Highest U.S.: 22%	19.1%±6.6Lowest U.S.: 22%
	South Berwick and Grantham are within the Census margin of error here, so we can’t say which is really higher.
Age 65+	15.6%±3.9Lowest U.S.: 17.2%	17%±6.9Highest U.S.: 17.2%
	Grantham and South Berwick are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+	47.2%Lowest U.S.: 35.7%	59.6%Highest U.S.: 35.7%
Enrolled in collegeshare of residents	4%±2.7Lowest U.S.: 6.4%	4.8%±6Highest U.S.: 6.4%
	Grantham and South Berwick are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian	$90,972±$22kLowest 13% above U.S.	$106,403±$54kHighest 32% above U.S.
	Grantham and South Berwick are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied	$396,700±$66kHighest 19% above U.S.	$343,100±$39kLowest 3% above U.S.
	South Berwick and Grantham are within the Census margin of error here, so we can’t say which is really higher.
Rentmedian gross, monthly	$1,702±$76 20% above U.S.	—
Property taxmedian, yearly	$4,523Lowest 45% above U.S.	$7,605Highest 144% above U.S.
Renters paying 30%+of income on rent	55.7%±30.9 U.S.: 51.1%	—
Below poverty line	4.8%Highest U.S.: 12.5%	0%Lowest U.S.: 12.5%
Housing
Homeownersof occupied homes	67%Lowest U.S.: 65.2%	100%Highest U.S.: 65.2%
Typical home builtmedian year	1981Lowest 1 yr newer than U.S.	1987Highest 7 yrs newer than U.S.
Getting to work
Average commuteone way	29 minHighest 11% above U.S.	23 minLowest 15% below U.S.
Work from home	13.9%±9.8Highest U.S.: 15.1%	13.8%±6.2Lowest U.S.: 15.1%
	South Berwick and Grantham 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	#58 of 133 in ME	#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

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.