What stands out worked out from the figures below

Millis has the most expensive homes ($604k median).

Griswold has the most affordable homes ($276k 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	Millis	Griswold
People
Population	8,888Lowest	11,530Highest
Growth since 20102010 → 2020 census	+7.2% U.S.: +7.4%	—
Median age	46.4±3Lowest 19% above U.S.	48.1±3.9Highest 24% above U.S.
	Griswold and Millis are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18	18.4%±2.8Lowest U.S.: 22%	18.5%±3.7Highest U.S.: 22%
	Griswold and Millis are within the Census margin of error here, so we can’t say which is really higher.
Age 65+	23.5%±3.9Highest U.S.: 17.2%	17.8%±3.5Lowest U.S.: 17.2%
	Millis and Griswold are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+	54.5%Highest U.S.: 35.7%	19.9%Lowest U.S.: 35.7%
Enrolled in collegeshare of residents	4.9%±1.6Highest U.S.: 6.4%	1.8%±1.1Lowest U.S.: 6.4%
Cost of living
Household incomemedian	$155,996±$9kHighest 93% above U.S.	$78,719±$11kLowest about the U.S. average
Home valuemedian, owner-occupied	$603,500±$31kHighest 81% above U.S.	$275,900±$42kLowest 17% below U.S.
Rentmedian gross, monthly	$1,696±$279Highest 20% above U.S.	$1,177±$65Lowest 17% below U.S.
Property taxmedian, yearly	$9,344Highest 200% above U.S.	$4,628Lowest 48% above U.S.
Renters paying 30%+of income on rent	56.5%±16.6Lowest U.S.: 51.1%	57.5%±15.5Highest U.S.: 51.1%
	Griswold and Millis are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line	4.8%Lowest U.S.: 12.5%	7.6%Highest U.S.: 12.5%
Housing
Homeownersof occupied homes	83.2%Highest U.S.: 65.2%	73.3%Lowest U.S.: 65.2%
Typical home builtmedian year	1974Lowest 6 yrs older than U.S.	1977Highest 3 yrs older than U.S.
Getting to work
Average commuteone way	31 minLowest 16% above U.S.	31 minHighest 17% above U.S.
Work from home	17.5%±4.2Highest U.S.: 15.1%	9%±3.6Lowest U.S.: 15.1%
Schools
Public school scoresrank in state, math + reading	#63 of 282 in MA	#118 of 149 in CT
School district	Millis	Griswold School District
High school in town	Millis High School	Griswold High School
Students per teacherat that high school	10.7Lowest	11.5Highest
On TownTapestry
Old photos in History	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.