Compare towns

Killingly vs Monroe vs Thomaston 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 renters (28.4% rent).
Monroe has the most expensive homes ($503k median).
Thomaston has the oldest housing (typical home built 1961).
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.

MeasureKillinglyMonroeThomastonPlainfield
People
Population
17,867
18,949Highest
7,492Lowest
15,141
Median age
39.5±3
4% below CT
43.5±2.2Highest
6% above CT
41.5±7.7
about the CT average
37±4.5Lowest
10% below CT
Monroe and Thomaston are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
19.8%±2.3
CT: 20.2%
25.2%±3Highest
CT: 20.2%
20.5%±5.2
CT: 20.2%
19.4%±2.6Lowest
CT: 20.2%
Monroe and Thomaston are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
19.7%±2.4Highest
CT: 18.5%
15.6%±2Lowest
CT: 18.5%
18.6%±3.6
CT: 18.5%
16.6%±2.4
CT: 18.5%
Killingly and Thomaston 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%
57.3%Highest
CT: 42.5%
34%
CT: 42.5%
15%Lowest
CT: 42.5%
Enrolled in collegeshare of residents
5.4%±1.9
CT: 7.1%
5.1%±1.8Lowest
CT: 7.1%
5.5%±2.1
CT: 7.1%
5.6%±1.8Highest
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
$157,250±$12kHighest
64% above CT
$103,218±$15k
8% above CT
$76,993±$8kLowest
20% below CT
Home valuemedian, owner-occupied
$288,600±$15k
21% below CT
$503,200±$31kHighest
37% above CT
$282,600±$23k
23% below CT
$272,100±$16kLowest
26% below CT
Rentmedian gross, monthly
$1,044±$141
30% below CT
$994±$860Lowest
33% below CT
$1,037±$147
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
$10,000+Highest
at least 51% above CT
$5,915
11% below CT
$4,209
37% below CT
Renters paying 30%+of income on rent
42.8%±10.9
CT: 52.6%
48.8%±46.4
CT: 52.6%
57.9%±22Highest
CT: 52.6%
39.8%±9.5Lowest
CT: 52.6%
Thomaston and Monroe 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%
2.6%
CT: 10%
2.3%Lowest
CT: 10%
8.7%
CT: 10%
Housing
Homeownersof occupied homes
71.6%Lowest
CT: 66.5%
95.7%Highest
CT: 66.5%
77.7%
CT: 66.5%
73.6%
CT: 66.5%
Typical home builtmedian year
1968
1 yr newer than CT
1978Highest
11 yrs newer than CT
1961Lowest
6 yrs older than CT
1971
4 yrs newer than CT
Getting to work
Average commuteone way
28 min
5% above CT
34 minHighest
29% above CT
27 min
about the CT average
27 minLowest
about the CT average
Work from home
11.1%±2.3
CT: 16%
15.4%±3.3Highest
CT: 16%
7.6%±3.7Lowest
CT: 16%
10%±4
CT: 16%
Monroe 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 #48 of 149 in CT #106 of 149 in CT #131 of 149 in CT
School district Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Monroe School District Thomaston School District Plainfield School District
High school in town Killingly High School Masuk High School Thomaston High School Plainfield High School
Students per teacherat that high school
11.1
12.8Highest
10.7
10.3Lowest
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.