Compare towns

Devens vs Groton vs Killingly 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

Devens has the oldest population (median age 48.6).
Groton has the most kids (28.3% under 18).
Killingly has the most renters (28.4% 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.

MeasureDevensGrotonKillinglyPlainfield
People
Population
1,723Lowest
11,390
17,867Highest
15,141
Growth since 20102010 → 2020 census
-7.8%Lowest
U.S.: +7.4%
+6.3%Highest
U.S.: +7.4%
— —
Median age
48.6±4.3Highest
25% above U.S.
41.4±2.7
6% above U.S.
39.5±3
about the U.S. average
37±4.5Lowest
5% below U.S.
Kids under 18
5.5%±3.9Lowest
U.S.: 22%
28.3%±4.9Highest
U.S.: 22%
19.8%±2.3
U.S.: 22%
19.4%±2.6
U.S.: 22%
Age 65+
14%±5Lowest
U.S.: 17.2%
17.3%±2.8
U.S.: 17.2%
19.7%±2.4Highest
U.S.: 17.2%
16.6%±2.4
U.S.: 17.2%
Killingly and Groton are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
21.9%
U.S.: 35.7%
70.1%Highest
U.S.: 35.7%
22.9%
U.S.: 35.7%
15%Lowest
U.S.: 35.7%
Enrolled in collegeshare of residents
5.2%±4.2Lowest
U.S.: 6.4%
5.6%±1.9Highest
U.S.: 6.4%
5.4%±1.9
U.S.: 6.4%
5.6%±1.8Highest
U.S.: 6.4%
Cost of living
Household incomemedian
$189,250±$63k
134% above U.S.
$192,958±$27kHighest
139% above U.S.
$84,350±$8k
4% above U.S.
$76,993±$8kLowest
5% below U.S.
Groton and Devens are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied
$556,800±$96k
67% above U.S.
$743,400±$46kHighest
123% above U.S.
$288,600±$15k
13% below U.S.
$272,100±$16kLowest
18% below U.S.
Rentmedian gross, monthly
$1,500±$539Highest
6% above U.S.
$1,458±$335
3% above U.S.
$1,044±$141Lowest
26% below U.S.
$1,204±$70
15% below U.S.
Devens and Groton are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly
$5,556
78% above U.S.
$10,000+Highest
at least 221% above U.S.
$3,922Lowest
26% above U.S.
$4,209
35% above U.S.
Renters paying 30%+of income on rent
85.4%±64.7Highest
U.S.: 51.1%
43.8%±17
U.S.: 51.1%
42.8%±10.9
U.S.: 51.1%
39.8%±9.5Lowest
U.S.: 51.1%
Devens and Groton are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
25.3%Highest
U.S.: 12.5%
3.8%Lowest
U.S.: 12.5%
11.4%
U.S.: 12.5%
8.7%
U.S.: 12.5%
Housing
Homeownersof occupied homes
79.3%
U.S.: 65.2%
88.8%Highest
U.S.: 65.2%
71.6%Lowest
U.S.: 65.2%
73.6%
U.S.: 65.2%
Typical home builtmedian year
1950Lowest
30 yrs older than U.S.
1988Highest
8 yrs newer than U.S.
1968
12 yrs older than U.S.
1971
9 yrs older than U.S.
Getting to work
Average commuteone way
28 min
5% above U.S.
32 minHighest
22% above U.S.
28 min
6% above U.S.
27 minLowest
about the U.S. average
Work from home
28.5%±11.5Highest
U.S.: 15.1%
27.5%±5.8
U.S.: 15.1%
11.1%±2.3
U.S.: 15.1%
10%±4Lowest
U.S.: 15.1%
Devens and Groton 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 — #39 of 282 in MA #136 of 149 in CT #131 of 149 in CT
School district — Groton-Dunstable Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Plainfield School District
High school in town — Groton Dunstable Regional Killingly High School Plainfield High School
Students per teacherat that high school —
13.7Highest
11.1
10.3Lowest
On TownTapestry
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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.