Compare towns

Colebrook vs Killingly vs Plainfield vs Seymour

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

What stands out worked out from the figures below

Colebrook has the oldest population (median age 52.1).
Killingly has the most renters (28.4% rent).
Plainfield has the youngest population (median age 37).
Seymour has the most people working from home (16.4%).

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.

MeasureColebrookKillinglyPlainfieldSeymour
People
Population
1,494Lowest
17,867Highest
15,141
16,889
Median age
52.1±5Highest
27% above CT
39.5±3
4% below CT
37±4.5Lowest
10% below CT
41.6±3
about the CT average
Kids under 18
17.9%±3.9Lowest
CT: 20.2%
19.8%±2.3Highest
CT: 20.2%
19.4%±2.6
CT: 20.2%
19.3%±3.9
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+
26%±4.2Highest
CT: 18.5%
19.7%±2.4
CT: 18.5%
16.6%±2.4Lowest
CT: 18.5%
16.8%±2.4
CT: 18.5%
Colebrook and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
36.6%Highest
CT: 42.5%
22.9%
CT: 42.5%
15%Lowest
CT: 42.5%
33.3%
CT: 42.5%
Enrolled in collegeshare of residents
5.4%±1.8Lowest
CT: 7.1%
5.4%±1.9Lowest
CT: 7.1%
5.6%±1.8
CT: 7.1%
6.4%±2.1Highest
CT: 7.1%
Seymour and Plainfield are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian
$111,250±$17kHighest
16% above CT
$84,350±$8k
12% below CT
$76,993±$8kLowest
20% below CT
$107,708±$15k
12% above CT
Colebrook and Seymour are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied
$342,800±$19k
7% below CT
$288,600±$15k
21% below CT
$272,100±$16kLowest
26% below CT
$370,000±$19kHighest
about the CT average
Seymour and Colebrook are within the Census margin of error here, so we can’t say which is really higher.
Rentmedian gross, monthly
$1,333±$626
10% below CT
$1,044±$141Lowest
30% below CT
$1,204±$70
19% below CT
$1,608±$86Highest
8% above CT
Seymour and Colebrook are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly
$6,211
7% below CT
$3,922Lowest
41% below CT
$4,209
37% below CT
$6,635Highest
about the CT average
Renters paying 30%+of income on rent
42.1%±55
CT: 52.6%
42.8%±10.9
CT: 52.6%
39.8%±9.5Lowest
CT: 52.6%
45.2%±17.3Highest
CT: 52.6%
Seymour and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
8.3%
CT: 10%
11.4%Highest
CT: 10%
8.7%
CT: 10%
6.7%Lowest
CT: 10%
Housing
Homeownersof occupied homes
91.6%Highest
CT: 66.5%
71.6%Lowest
CT: 66.5%
73.6%
CT: 66.5%
74.2%
CT: 66.5%
Typical home builtmedian year
1960Lowest
7 yrs older than CT
1968
1 yr newer than CT
1971
4 yrs newer than CT
1973Highest
6 yrs newer than CT
Getting to work
Average commuteone way
34 minHighest
29% above CT
28 min
5% above CT
27 minLowest
about the CT average
32 min
21% above CT
Work from home
7%±3.8Lowest
CT: 16%
11.1%±2.3
CT: 16%
10%±4
CT: 16%
16.4%±3.5Highest
CT: 16%
Seymour 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 #131 of 149 in CT #105 of 149 in CT
School district Colebrook School District Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Plainfield School District Seymour School District
High school in town None in town Killingly High School Plainfield High School Seymour High School
Students per teacherat that high school —
11.1
10.3Lowest
11.8Highest
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.