Compare towns

Plainfield vs Derby vs Brooklyn vs Killingly

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

What stands out worked out from the figures below

Plainfield has the youngest population (median age 37).
Derby has the most people working from home (15.1%).
Brooklyn has the highest household income ($96k).

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.

MeasurePlainfieldDerbyBrooklynKillingly
People
Population
15,141
12,487
8,517Lowest
17,867Highest
Growth since 20102010 → 2020 census —
-4.5%
CT: +0.9%
— —
Median age
37±4.5Lowest
10% below CT
46.4±3.1Highest
13% above CT
45.6±2.5
11% above CT
39.5±3
4% below CT
Derby and Brooklyn are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
19.4%±2.6
CT: 20.2%
14.6%±2.9Lowest
CT: 20.2%
20.6%±4.6Highest
CT: 20.2%
19.8%±2.3
CT: 20.2%
Brooklyn and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
16.6%±2.4Lowest
CT: 18.5%
21.1%±3.9Highest
CT: 18.5%
17.6%±2.9
CT: 18.5%
19.7%±2.4
CT: 18.5%
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+
15%Lowest
CT: 42.5%
35.6%Highest
CT: 42.5%
23.9%
CT: 42.5%
22.9%
CT: 42.5%
Enrolled in collegeshare of residents
5.6%±1.8
CT: 7.1%
5.9%±2Highest
CT: 7.1%
5.4%±1.7Lowest
CT: 7.1%
5.4%±1.9Lowest
CT: 7.1%
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
$76,993±$8kLowest
20% below CT
$79,500±$11k
17% below CT
$96,207±$15kHighest
about the CT average
$84,350±$8k
12% below CT
Brooklyn and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied
$272,100±$16k
26% below CT
$256,700±$21kLowest
30% below CT
$315,200±$28kHighest
14% below CT
$288,600±$15k
21% below CT
Brooklyn and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Rentmedian gross, monthly
$1,204±$70
19% below CT
$1,452±$95Highest
about the CT average
$1,125±$98
24% below CT
$1,044±$141Lowest
30% below CT
Property taxmedian, yearly
$4,209
37% below CT
$5,510Highest
17% below CT
$4,538
32% below CT
$3,922Lowest
41% below CT
Renters paying 30%+of income on rent
39.8%±9.5
CT: 52.6%
53.9%±12.6Highest
CT: 52.6%
38.5%±19.3Lowest
CT: 52.6%
42.8%±10.9
CT: 52.6%
Derby and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
8.7%
CT: 10%
10.8%
CT: 10%
2.3%Lowest
CT: 10%
11.4%Highest
CT: 10%
Housing
Homeownersof occupied homes
73.6%
CT: 66.5%
61.9%Lowest
CT: 66.5%
81.7%Highest
CT: 66.5%
71.6%
CT: 66.5%
Typical home builtmedian year
1971
4 yrs newer than CT
1967Lowest
same as CT
1978Highest
11 yrs newer than CT
1968
1 yr newer than CT
Getting to work
Average commuteone way
27 minLowest
about the CT average
27 min
about the CT average
27 min
about the CT average
28 minHighest
5% above CT
Work from home
10%±4Lowest
CT: 16%
15.1%±4.8Highest
CT: 16%
10.7%±5.4
CT: 16%
11.1%±2.3
CT: 16%
Derby 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 #131 of 149 in CT #138 of 149 in CT #113 of 149 in CT #136 of 149 in CT
School district Plainfield School District Derby School District Brooklyn School District Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS
High school in town Plainfield High School Derby High School None in town Killingly High School
Students per teacherat that high school
10.3
9.7Lowest
—
11.1Highest
On TownTapestry
Old photos in History None yet 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.