Compare towns

Brooklyn 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

Brooklyn has the oldest population (median age 45.6).
Groton has the most people working from home (27.5%).
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.

MeasureBrooklynGrotonKillinglyPlainfield
People
Population
8,517Lowest
11,390
17,867Highest
15,141
Growth since 20102010 → 2020 census —
+6.3%
U.S.: +7.4%
— —
Median age
45.6±2.5Highest
17% 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.
Brooklyn and Groton are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
20.6%±4.6
U.S.: 22%
28.3%±4.9Highest
U.S.: 22%
19.8%±2.3
U.S.: 22%
19.4%±2.6Lowest
U.S.: 22%
Groton and Brooklyn are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
17.6%±2.9
U.S.: 17.2%
17.3%±2.8
U.S.: 17.2%
19.7%±2.4Highest
U.S.: 17.2%
16.6%±2.4Lowest
U.S.: 17.2%
Killingly and Brooklyn are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
23.9%
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
5.4%±1.7Lowest
U.S.: 6.4%
5.6%±1.9Highest
U.S.: 6.4%
5.4%±1.9Lowest
U.S.: 6.4%
5.6%±1.8Highest
U.S.: 6.4%
Cost of living
Household incomemedian
$96,207±$15k
19% above U.S.
$192,958±$27kHighest
139% above U.S.
$84,350±$8k
4% above U.S.
$76,993±$8kLowest
5% below U.S.
Home valuemedian, owner-occupied
$315,200±$28k
5% below 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
$1,125±$98
20% below U.S.
$1,458±$335Highest
3% above U.S.
$1,044±$141Lowest
26% below U.S.
$1,204±$70
15% below U.S.
Groton and Plainfield are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly
$4,538
45% 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
38.5%±19.3Lowest
U.S.: 51.1%
43.8%±17Highest
U.S.: 51.1%
42.8%±10.9
U.S.: 51.1%
39.8%±9.5
U.S.: 51.1%
Groton and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
2.3%Lowest
U.S.: 12.5%
3.8%
U.S.: 12.5%
11.4%Highest
U.S.: 12.5%
8.7%
U.S.: 12.5%
Housing
Homeownersof occupied homes
81.7%
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
1978
2 yrs older than U.S.
1988Highest
8 yrs newer than U.S.
1968Lowest
12 yrs older than U.S.
1971
9 yrs older than U.S.
Getting to work
Average commuteone way
27 min
about the U.S. average
32 minHighest
22% above U.S.
28 min
6% above U.S.
27 minLowest
about the U.S. average
Work from home
10.7%±5.4
U.S.: 15.1%
27.5%±5.8Highest
U.S.: 15.1%
11.1%±2.3
U.S.: 15.1%
10%±4Lowest
U.S.: 15.1%
Schools
Public school scoresrank in state, math + reading #113 of 149 in CT #39 of 282 in MA #136 of 149 in CT #131 of 149 in CT
School district Brooklyn School District Groton-Dunstable Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Plainfield School District
High school in town None 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
Old photos in History None yet None yet None yet None yet

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.