What stands out worked out from the figures below

Groton has grown the fastest since 2010 (+6.3%).

Marblehead has the most expensive homes ($944k 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	Groton	Marblehead
People
Population	11,390Lowest	20,413Highest
Growth since 20102010 → 2020 census	+6.3%Highest MA: +7.4%	+3.2%Lowest MA: +7.4%
Median age	41.4±2.7Lowest 4% above MA	49.1±2Highest 23% above MA
Kids under 18	28.3%±4.9Highest MA: 19.4%	22.3%±2.5Lowest MA: 19.4%
	Groton and Marblehead are within the Census margin of error here, so we can’t say which is really higher.
Age 65+	17.3%±2.8Lowest MA: 17.9%	22.7%±2.5Highest MA: 17.9%
Bachelor’s degree+adults 25+	70.1%Lowest MA: 47.3%	78.3%Highest MA: 47.3%
Enrolled in collegeshare of residents	5.6%±1.9Highest MA: 7.9%	3.8%±1Lowest MA: 7.9%
	Groton and Marblehead are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian	$192,958±$27kHighest 86% above MA	$182,132±$28kLowest 75% above MA
	Groton and Marblehead are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied	$743,400±$46kLowest 32% above MA	$943,900±$31kHighest 68% above MA
Rentmedian gross, monthly	$1,458±$335Lowest 17% below MA	$1,764±$147Highest about the MA average
	Marblehead and Groton are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly	$10,000+Highest at least 67% above MA	$8,309Lowest 39% above MA
Renters paying 30%+of income on rent	43.8%±17Lowest MA: 51.8%	49.5%±8.8Highest MA: 51.8%
	Marblehead and Groton are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line	3.8%Lowest MA: 10%	4.4%Highest MA: 10%
Housing
Homeownersof occupied homes	88.8%Highest MA: 62.5%	85.2%Lowest MA: 62.5%
Typical home builtmedian year	1988Highest 24 yrs newer than MA	1944Lowest 20 yrs older than MA
Getting to work
Average commuteone way	32 minLowest 11% above MA	33 minHighest 13% above MA
Work from home	27.5%±5.8Lowest MA: 18.6%	34%±3.6Highest MA: 18.6%
	Marblehead 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	#39 of 282 in MA	#47 of 282 in MA
School district	Groton-Dunstable	Marblehead
High school in town	Groton Dunstable Regional	Marblehead High
Students per teacherat that high school	13.7Highest	10.7Lowest
On TownTapestry
Old photos in History	None yet	None yet

MA 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.