What stands out worked out from the figures below

Killingly has the most kids (19.8% under 18).

Tariffville has the oldest population (median age 52.1).

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	Killingly	Tariffville
People
Population	17,867Highest	1,419Lowest
Growth since 20102010 → 2020 census	—	0% CT: +0.9%
Median age	39.5±3Lowest 4% below CT	52.1±15.9Highest 27% above CT
	Tariffville and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18	19.8%±2.3Highest CT: 20.2%	13.3%±4.2Lowest CT: 20.2%
	Killingly and Tariffville are within the Census margin of error here, so we can’t say which is really higher.
Age 65+	19.7%±2.4Highest CT: 18.5%	11.2%±4.4Lowest CT: 18.5%
Bachelor’s degree+adults 25+	22.9%Lowest CT: 42.5%	43.5%Highest CT: 42.5%
Enrolled in collegeshare of residents	5.4%±1.9Lowest CT: 7.1%	10%±5.6Highest CT: 7.1%
	Tariffville and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian	$84,350±$8kLowest 12% below CT	$106,944±$21kHighest 12% above CT
	Tariffville and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied	$288,600±$15kHighest 21% below CT	$274,600±$48kLowest 25% below CT
	Killingly and Tariffville are within the Census margin of error here, so we can’t say which is really higher.
Rentmedian gross, monthly	$1,044±$141Lowest 30% below CT	$1,244±$178Highest 16% below CT
	Tariffville and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly	$3,922Lowest 41% below CT	$4,921Highest 26% below CT
Renters paying 30%+of income on rent	42.8%±10.9Highest CT: 52.6%	29.8%±22.8Lowest CT: 52.6%
	Killingly and Tariffville are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line	11.4%Lowest CT: 10%	11.5%Highest CT: 10%
Housing
Homeownersof occupied homes	71.6%Highest CT: 66.5%	64.1%Lowest CT: 66.5%
Typical home builtmedian year	1968Highest 1 yr newer than CT	1961Lowest 6 yrs older than CT
Getting to work
Average commuteone way	28 minHighest 5% above CT	21 minLowest 20% below CT
Work from home	11.1%±2.3Lowest CT: 16%	11.8%±6.1Highest CT: 16%
	Tariffville and Killingly 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	#136 of 149 in CT	—
School district	Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS	—
High school in town	Killingly High School	—
Students per teacherat that high school	11.1	—
On TownTapestry
Old photos in History	None yet	None yet

CT 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.