What stands out worked out from the figures below

Union has grown the fastest since 2010 (+5.5%).

Cornwall has the most expensive homes ($458k 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	Union	Cornwall
People
Population	2,663Highest	1,208Lowest
Growth since 20102010 → 2020 census	+5.5%Highest U.S.: +7.4%	+1.9%Lowest U.S.: +7.4%
Median age	41.6±5.3Lowest 7% above U.S.	50.4±4.6Highest 30% above U.S.
	Cornwall and Union are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18	24.9%±4Highest U.S.: 22%	18.7%±3Lowest U.S.: 22%
	Union and Cornwall are within the Census margin of error here, so we can’t say which is really higher.
Age 65+	21.4%±3.1Lowest U.S.: 17.2%	25.7%±6.1Highest U.S.: 17.2%
	Cornwall and Union are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+	34.4%Lowest U.S.: 35.7%	54.7%Highest U.S.: 35.7%
Enrolled in collegeshare of residents	3.5%±1.5Lowest U.S.: 6.4%	3.7%±3.1Highest U.S.: 6.4%
	Cornwall and Union are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian	$80,724±$9kLowest about the U.S. average	$114,583±$32kHighest 42% above U.S.
	Cornwall and Union are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied	$267,600±$42kLowest 20% below U.S.	$458,000±$49kHighest 38% above U.S.
Rentmedian gross, monthly	$1,179±$452Highest 17% below U.S.	$1,125±$206Lowest 20% below U.S.
	Union and Cornwall are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly	$3,276Lowest 5% above U.S.	$6,726Highest 116% above U.S.
Renters paying 30%+of income on rent	24.6%±19.8Lowest U.S.: 51.1%	61.9%±65.5Highest U.S.: 51.1%
	Cornwall and Union are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line	10.2%Highest U.S.: 12.5%	0.8%Lowest U.S.: 12.5%
Housing
Homeownersof occupied homes	85.9%Lowest U.S.: 65.2%	94.3%Highest U.S.: 65.2%
Typical home builtmedian year	1979Highest 1 yr older than U.S.	1976Lowest 4 yrs older than U.S.
Getting to work
Average commuteone way	29 minHighest 11% above U.S.	24 minLowest 11% below U.S.
Work from home	15.9%±5.3Lowest U.S.: 15.1%	24.4%±6.6Highest U.S.: 15.1%
	Cornwall and Union are within the Census margin of error here, so we can’t say which is really higher.
Schools
School district	RSU 40/MSAD 40	Addison Central Unified Union School District #55
High school in town	None in town	None in town
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.