Compare towns

Killingly vs Plainfield vs Thomaston vs Thompson

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 renters (28.4% rent).
Plainfield has the youngest population (median age 37).
Thomaston has the highest household income ($103k).
Thompson has the oldest population (median age 54.1).

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.

MeasureKillinglyPlainfieldThomastonThompson
People
Population
17,867Highest
15,141
7,492Lowest
9,337
Median age
39.5±3
4% below CT
37±4.5Lowest
10% below CT
41.5±7.7
about the CT average
54.1±2.2Highest
32% above CT
Kids under 18
19.8%±2.3
CT: 20.2%
19.4%±2.6
CT: 20.2%
20.5%±5.2Highest
CT: 20.2%
11.4%±2.8Lowest
CT: 20.2%
Thomaston and Killingly 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%
16.6%±2.4Lowest
CT: 18.5%
18.6%±3.6
CT: 18.5%
24.4%±4.3Highest
CT: 18.5%
Thompson 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%
15%Lowest
CT: 42.5%
34%Highest
CT: 42.5%
21.9%
CT: 42.5%
Enrolled in collegeshare of residents
5.4%±1.9
CT: 7.1%
5.6%±1.8Highest
CT: 7.1%
5.5%±2.1
CT: 7.1%
2.9%±1.3Lowest
CT: 7.1%
Plainfield and Thomaston 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
$76,993±$8kLowest
20% below CT
$103,218±$15kHighest
8% above CT
$93,629±$18k
about the CT average
Thomaston and Thompson 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
$272,100±$16kLowest
26% below CT
$282,600±$23k
23% below CT
$291,900±$24kHighest
20% below CT
Thompson and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Rentmedian gross, monthly
$1,044±$141
30% below CT
$1,204±$70Highest
19% below CT
$1,037±$147
30% below CT
$1,012±$344Lowest
32% 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
$3,922
41% below CT
$4,209
37% below CT
$5,915Highest
11% below CT
$3,822Lowest
42% below CT
Renters paying 30%+of income on rent
42.8%±10.9
CT: 52.6%
39.8%±9.5Lowest
CT: 52.6%
57.9%±22Highest
CT: 52.6%
54%±18.7
CT: 52.6%
Thomaston and Thompson 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%
8.7%
CT: 10%
2.3%Lowest
CT: 10%
5.9%
CT: 10%
Housing
Homeownersof occupied homes
71.6%Lowest
CT: 66.5%
73.6%
CT: 66.5%
77.7%
CT: 66.5%
84.3%Highest
CT: 66.5%
Typical home builtmedian year
1968
1 yr newer than CT
1971Highest
4 yrs newer than CT
1961Lowest
6 yrs older than CT
1963
4 yrs older than CT
Getting to work
Average commuteone way
28 min
5% above CT
27 minLowest
about the CT average
27 min
about the CT average
32 minHighest
20% above CT
Work from home
11.1%±2.3
CT: 16%
10%±4
CT: 16%
7.6%±3.7Lowest
CT: 16%
13.1%±4.4Highest
CT: 16%
Thompson 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 #106 of 149 in CT #130 of 149 in CT
School district Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Plainfield School District Thomaston School District Thompson School District
High school in town Killingly High School Plainfield High School Thomaston High School Tourtellotte Memorial High School
Students per teacherat that high school
11.1Highest
10.3
10.7
7.9Lowest
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.