What stands out worked out from the figures below

Waltham has the oldest population (median age 56.4).

Union has the most kids (24.9% under 18).

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	Waltham	Union
People
Population	346Lowest	2,663Highest
Growth since 20102010 → 2020 census	—	+5.5% ME: +2.6%
Median age	56.4±9.3Highest 26% above ME	41.6±5.3Lowest 7% below ME
Kids under 18	15%±8.1Lowest ME: 18.1%	24.9%±4Highest ME: 18.1%
	Union and Waltham are within the Census margin of error here, so we can’t say which is really higher.
Age 65+	32.9%±4.7Highest ME: 22.4%	21.4%±3.1Lowest ME: 22.4%
Bachelor’s degree+adults 25+	22.8%Lowest ME: 36.2%	34.4%Highest ME: 36.2%
Enrolled in collegeshare of residents	1.7%±3.5Lowest ME: 5.8%	3.5%±1.5Highest ME: 5.8%
	Union and Waltham are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian	$71,071±$14kLowest 5% below ME	$80,724±$9kHighest 8% above ME
	Union and Waltham are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied	$181,300±$22kLowest 39% below ME	$267,600±$42kHighest 10% below ME
Rentmedian gross, monthly	$850±$567Lowest 25% below ME	$1,179±$452Highest 4% above ME
	Union and Waltham are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly	$1,452Lowest 52% below ME	$3,276Highest 8% above ME
Renters paying 30%+of income on rent	15%±96.7Lowest ME: 48.4%	24.6%±19.8Highest ME: 48.4%
	Union and Waltham are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line	19.7%Highest ME: 10.7%	10.2%Lowest ME: 10.7%
Housing
Homeownersof occupied homes	85.2%Lowest ME: 74.3%	85.9%Highest ME: 74.3%
Typical home builtmedian year	1986Highest 9 yrs newer than ME	1979Lowest 2 yrs newer than ME
Getting to work
Average commuteone way	41 minHighest 67% above ME	29 minLowest 20% above ME
Work from home	13.4%±6.1Lowest ME: 15.9%	15.9%±5.3Highest ME: 15.9%
	Union and Waltham are within the Census margin of error here, so we can’t say which is really higher.
Schools
School district	—	RSU 40/MSAD 40
High school 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.