What stands out worked out from the figures below

Southwest Harbor has the most expensive homes ($429k median).

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

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	Southwest Harbor	Union
People
Population	1,553Lowest	2,663Highest
Growth since 20102010 → 2020 census	-0.5%Lowest ME: +2.6%	+5.5%Highest ME: +2.6%
Median age	48.9±9.3Highest 9% above ME	41.6±5.3Lowest 7% below ME
	Southwest Harbor and Union are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18	14.5%±5.1Lowest ME: 18.1%	24.9%±4Highest ME: 18.1%
Age 65+	26.7%±2.7Highest ME: 22.4%	21.4%±3.1Lowest ME: 22.4%
	Southwest Harbor and Union are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+	35.3%Highest ME: 36.2%	34.4%Lowest ME: 36.2%
Enrolled in collegeshare of residents	1.7%±1.7Lowest ME: 5.8%	3.5%±1.5Highest ME: 5.8%
	Union and Southwest Harbor are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian	$59,205±$21kLowest 21% below ME	$80,724±$9kHighest 8% above ME
	Union and Southwest Harbor are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied	$428,500±$35kHighest 44% above ME	$267,600±$42kLowest 10% below ME
Rentmedian gross, monthly	$959±$50Lowest 16% below ME	$1,179±$452Highest 4% above ME
	Union and Southwest Harbor are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly	$3,479Highest 15% above ME	$3,276Lowest 8% above ME
Renters paying 30%+of income on rent	50.4%±18.4Highest ME: 48.4%	24.6%±19.8Lowest ME: 48.4%
	Southwest Harbor and Union are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line	9.3%Lowest ME: 10.7%	10.2%Highest ME: 10.7%
Housing
Homeownersof occupied homes	55.7%Lowest ME: 74.3%	85.9%Highest ME: 74.3%
Typical home builtmedian year	1982Highest 5 yrs newer than ME	1979Lowest 2 yrs newer than ME
Getting to work
Average commuteone way	16 minLowest 36% below ME	29 minHighest 20% above ME
Work from home	11.1%±4.7Lowest ME: 15.9%	15.9%±5.3Highest ME: 15.9%
	Union and Southwest Harbor are within the Census margin of error here, so we can’t say which is really higher.
Schools
School district	Southwest Harbor Public Schools	RSU 40/MSAD 40
High school in town	None in town	None in town
On TownTapestry
Old photos in History	None yet	None yet

ME 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.