What stands out worked out from the figures below

Springfield has the most renters (50.4% rent).

Killingly has the highest household income ($84k).

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	Springfield	Killingly
People
Population	154,749Highest	17,867Lowest
Growth since 20102010 → 2020 census	+1.9% U.S.: +7.4%	—
Median age	33.7±0.5Lowest 13% below U.S.	39.5±3Highest about the U.S. average
Kids under 18	24.2%±0.9Highest U.S.: 22%	19.8%±2.3Lowest U.S.: 22%
Age 65+	13.2%±0.7Lowest U.S.: 17.2%	19.7%±2.4Highest U.S.: 17.2%
Bachelor’s degree+adults 25+	20.5%Lowest U.S.: 35.7%	22.9%Highest U.S.: 35.7%
Enrolled in collegeshare of residents	7.5%±0.5Highest U.S.: 6.4%	5.4%±1.9Lowest U.S.: 6.4%
	Springfield and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian	$52,656±$2kLowest 35% below U.S.	$84,350±$8kHighest 4% above U.S.
Home valuemedian, owner-occupied	$245,000±$4kLowest 26% below U.S.	$288,600±$15kHighest 13% below U.S.
Rentmedian gross, monthly	$1,144±$55Highest 19% below U.S.	$1,044±$141Lowest 26% below U.S.
	Springfield and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly	$3,695Lowest 18% above U.S.	$3,922Highest 26% above U.S.
Renters paying 30%+of income on rent	57.7%±3.1Highest U.S.: 51.1%	42.8%±10.9Lowest U.S.: 51.1%
Below poverty line	25.8%Highest U.S.: 12.5%	11.4%Lowest U.S.: 12.5%
Housing
Homeownersof occupied homes	49.6%Lowest U.S.: 65.2%	71.6%Highest U.S.: 65.2%
Typical home builtmedian year	1952Lowest 28 yrs older than U.S.	1968Highest 12 yrs older than U.S.
Getting to work
Average commuteone way	20 minLowest 23% below U.S.	28 minHighest 6% above U.S.
Work from home	8.4%±0.9Lowest U.S.: 15.1%	11.1%±2.3Highest U.S.: 15.1%
	Killingly and Springfield 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	#276 of 282 in MA	#136 of 149 in CT
School district	Springfield	Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS
High school in town	Springfield Central High	Killingly High School
Students per teacherat that high school	12.2Highest	11.1Lowest
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.