Compare towns

Killingly vs Union vs Plainfield

Cost, people, housing, commute and schools, side by side, each benchmarked against Connecticut.

What stands out worked out from the figures below

Killingly has the most people working from home (11.1%).
Union has the oldest population (median age 49.9).
Plainfield has the youngest population (median age 37).

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.

MeasureKillinglyUnionPlainfield
People
Population
17,867Highest
944Lowest
15,141
Median age
39.5±3
4% below CT
49.9±4.3Highest
21% above CT
37±4.5Lowest
10% below CT
Kids under 18
19.8%±2.3Highest
CT: 20.2%
16.9%±4.3Lowest
CT: 20.2%
19.4%±2.6
CT: 20.2%
Killingly and Plainfield are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
19.7%±2.4
CT: 18.5%
24.5%±2.6Highest
CT: 18.5%
16.6%±2.4Lowest
CT: 18.5%
Union and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
22.9%
CT: 42.5%
24%Highest
CT: 42.5%
15%Lowest
CT: 42.5%
Enrolled in collegeshare of residents
5.4%±1.9
CT: 7.1%
5%±3.3Lowest
CT: 7.1%
5.6%±1.8Highest
CT: 7.1%
Plainfield 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±$8k
12% below CT
$88,958±$14kHighest
7% below CT
$76,993±$8kLowest
20% below CT
Union 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±$15k
21% below CT
$330,400±$26kHighest
10% below CT
$272,100±$16kLowest
26% below CT
Rentmedian gross, monthly
$1,044±$141Lowest
30% below CT
—
$1,204±$70Highest
19% below CT
Plainfield 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
$4,793Highest
28% below CT
$4,209
37% below CT
Renters paying 30%+of income on rent
42.8%±10.9
CT: 52.6%
90%±64.7Highest
CT: 52.6%
39.8%±9.5Lowest
CT: 52.6%
Union and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
11.4%Highest
CT: 10%
5.7%Lowest
CT: 10%
8.7%
CT: 10%
Housing
Homeownersof occupied homes
71.6%Lowest
CT: 66.5%
92.9%Highest
CT: 66.5%
73.6%
CT: 66.5%
Typical home builtmedian year
1968Lowest
1 yr newer than CT
1976Highest
9 yrs newer than CT
1971
4 yrs newer than CT
Getting to work
Average commuteone way
28 min
5% above CT
32 minHighest
20% above CT
27 minLowest
about the CT average
Work from home
11.1%±2.3Highest
CT: 16%
9%±3.7Lowest
CT: 16%
10%±4
CT: 16%
Killingly and Plainfield 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 — #131 of 149 in CT
School district Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Union School District Plainfield School District
High school in town Killingly High School None in town Plainfield High School
Students per teacherat that high school
11.1Highest
—
10.3Lowest
On TownTapestry
Old photos in History None yet 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.