Compare towns

Killingly vs Devens vs Derby vs Plainfield

Cost, people, housing, commute and schools, side by side, each benchmarked against the U.S..

What stands out worked out from the figures below

Killingly has the most kids (19.8% under 18).
Devens has the highest household income ($189k).
Derby has the most renters (38.1% rent).
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.

MeasureKillinglyDevensDerbyPlainfield
People
Population
17,867Highest
1,723Lowest
12,487
15,141
Growth since 20102010 → 2020 census —
-7.8%Lowest
U.S.: +7.4%
-4.5%Highest
U.S.: +7.4%
—
Median age
39.5±3
about the U.S. average
48.6±4.3Highest
25% above U.S.
46.4±3.1
19% above U.S.
37±4.5Lowest
5% below U.S.
Devens and Derby are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
19.8%±2.3Highest
U.S.: 22%
5.5%±3.9Lowest
U.S.: 22%
14.6%±2.9
U.S.: 22%
19.4%±2.6
U.S.: 22%
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
U.S.: 17.2%
14%±5Lowest
U.S.: 17.2%
21.1%±3.9Highest
U.S.: 17.2%
16.6%±2.4
U.S.: 17.2%
Derby 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%
U.S.: 35.7%
21.9%
U.S.: 35.7%
35.6%Highest
U.S.: 35.7%
15%Lowest
U.S.: 35.7%
Enrolled in collegeshare of residents
5.4%±1.9
U.S.: 6.4%
5.2%±4.2Lowest
U.S.: 6.4%
5.9%±2Highest
U.S.: 6.4%
5.6%±1.8
U.S.: 6.4%
Derby and Plainfield 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
4% above U.S.
$189,250±$63kHighest
134% above U.S.
$79,500±$11k
about the U.S. average
$76,993±$8kLowest
5% below U.S.
Home valuemedian, owner-occupied
$288,600±$15k
13% below U.S.
$556,800±$96kHighest
67% above U.S.
$256,700±$21kLowest
23% below U.S.
$272,100±$16k
18% below U.S.
Rentmedian gross, monthly
$1,044±$141Lowest
26% below U.S.
$1,500±$539Highest
6% above U.S.
$1,452±$95
about the U.S. average
$1,204±$70
15% below U.S.
Devens and Derby are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly
$3,922Lowest
26% above U.S.
$5,556Highest
78% above U.S.
$5,510
77% above U.S.
$4,209
35% above U.S.
Renters paying 30%+of income on rent
42.8%±10.9
U.S.: 51.1%
85.4%±64.7Highest
U.S.: 51.1%
53.9%±12.6
U.S.: 51.1%
39.8%±9.5Lowest
U.S.: 51.1%
Devens and Derby are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
11.4%
U.S.: 12.5%
25.3%Highest
U.S.: 12.5%
10.8%
U.S.: 12.5%
8.7%Lowest
U.S.: 12.5%
Housing
Homeownersof occupied homes
71.6%
U.S.: 65.2%
79.3%Highest
U.S.: 65.2%
61.9%Lowest
U.S.: 65.2%
73.6%
U.S.: 65.2%
Typical home builtmedian year
1968
12 yrs older than U.S.
1950Lowest
30 yrs older than U.S.
1967
13 yrs older than U.S.
1971Highest
9 yrs older than U.S.
Getting to work
Average commuteone way
28 minHighest
6% above U.S.
28 min
5% above U.S.
27 min
about the U.S. average
27 minLowest
about the U.S. average
Work from home
11.1%±2.3
U.S.: 15.1%
28.5%±11.5Highest
U.S.: 15.1%
15.1%±4.8
U.S.: 15.1%
10%±4Lowest
U.S.: 15.1%
Devens and Derby 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 — #138 of 149 in CT #131 of 149 in CT
School district Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS — Derby School District Plainfield School District
High school in town Killingly High School — Derby High School Plainfield High School
Students per teacherat that high school
11.1Highest
—
9.7Lowest
10.3
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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.