What stands out worked out from the figures below

Greenfield has the most affordable homes ($263k median).

Seabrook has the most expensive homes ($444k 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.

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

Measure	Greenfield	Seabrook
People
Population	17,664Highest	8,427Lowest
Growth since 20102010 → 2020 census	—	-3.4% U.S.: +7.4%
Median age	44.6±2.1Lowest 15% above U.S.	54±1.9Highest 39% above U.S.
Kids under 18	18.3%±1.9Highest U.S.: 22%	14.8%±3.1Lowest U.S.: 22%
	Greenfield and Seabrook are within the Census margin of error here, so we can’t say which is really higher.
Age 65+	23.4%±2.2Lowest U.S.: 17.2%	31.5%±5Highest U.S.: 17.2%
Bachelor’s degree+adults 25+	39.1%Highest U.S.: 35.7%	27.5%Lowest U.S.: 35.7%
Enrolled in collegeshare of residents	3.7%±0.9Highest U.S.: 6.4%	2.9%±1.3Lowest U.S.: 6.4%
	Greenfield and Seabrook are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian	$55,614±$7kLowest 31% below U.S.	$84,349±$15kHighest 4% above U.S.
Home valuemedian, owner-occupied	$263,100±$16kLowest 21% below U.S.	$443,500±$40kHighest 33% above U.S.
Rentmedian gross, monthly	$1,107±$67Lowest 22% below U.S.	$1,542±$174Highest 9% above U.S.
Property taxmedian, yearly	$4,769Lowest 53% above U.S.	$5,785Highest 85% above U.S.
Renters paying 30%+of income on rent	63.2%±7.3Highest U.S.: 51.1%	50.4%±10Lowest U.S.: 51.1%
	Greenfield and Seabrook are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line	15.2%Highest U.S.: 12.5%	12.1%Lowest U.S.: 12.5%
Housing
Homeownersof occupied homes	55.7%Lowest U.S.: 65.2%	68.2%Highest U.S.: 65.2%
Typical home builtmedian year	1947Lowest 33 yrs older than U.S.	1986Highest 6 yrs newer than U.S.
Getting to work
Average commuteone way	17 minLowest 34% below U.S.	21 minHighest 21% below U.S.
Work from home	11.9%±2.4Highest U.S.: 15.1%	10.5%±3.7Lowest U.S.: 15.1%
	Greenfield and Seabrook 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	#257 of 282 in MA	#114 of 120 in NH
School district	Greenfield	Seabrook School District
High school in town	Greenfield High	None in town
Students per teacherat that high school	10.9	—
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.