Compare towns

Brooklyn vs Grantham 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

Grantham has the most homeowners (100%).
Killingly has the most renters (28.4% rent).
Plainfield has the most people working from home (18.1%).

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.

MeasureBrooklynGranthamKillinglyPlainfield
People
Population
8,517
3,465
17,867Highest
2,522Lowest
Growth since 20102010 → 2020 census —
+14%Highest
U.S.: +7.4%
—
+4%Lowest
U.S.: +7.4%
Median age
45.6±2.5
17% above U.S.
50.4±7.5Highest
30% above U.S.
39.5±3
about the U.S. average
38.9±6.5Lowest
about the U.S. average
Grantham and Brooklyn 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%
19.1%±6.6Lowest
U.S.: 22%
19.8%±2.3
U.S.: 22%
23.4%±5.8Highest
U.S.: 22%
Plainfield 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%±6.9Lowest
U.S.: 17.2%
19.7%±2.4
U.S.: 17.2%
19.8%±4.5Highest
U.S.: 17.2%
Plainfield and Killingly 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%
59.6%Highest
U.S.: 35.7%
22.9%Lowest
U.S.: 35.7%
46.7%
U.S.: 35.7%
Enrolled in collegeshare of residents
5.4%±1.7Highest
U.S.: 6.4%
4.8%±6Lowest
U.S.: 6.4%
5.4%±1.9Highest
U.S.: 6.4%
4.8%±2.3Lowest
U.S.: 6.4%
Cost of living
Household incomemedian
$96,207±$15k
19% above U.S.
$106,403±$54k
32% above U.S.
$84,350±$8kLowest
4% above U.S.
$122,656±$13kHighest
52% above U.S.
Plainfield and Grantham are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied
$315,200±$28k
5% below U.S.
$343,100±$39k
3% above U.S.
$288,600±$15kLowest
13% below U.S.
$442,400±$47kHighest
33% above U.S.
Rentmedian gross, monthly
$1,125±$98
20% below U.S.
—
$1,044±$141Lowest
26% below U.S.
$1,674±$181Highest
18% above U.S.
Property taxmedian, yearly
$4,538
45% above U.S.
$7,605
144% above U.S.
$3,922Lowest
26% above U.S.
$7,904Highest
153% above U.S.
Renters paying 30%+of income on rent
38.5%±19.3
U.S.: 51.1%
—
42.8%±10.9Highest
U.S.: 51.1%
31.8%±23.1Lowest
U.S.: 51.1%
Killingly and Brooklyn are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
2.3%
U.S.: 12.5%
0%Lowest
U.S.: 12.5%
11.4%Highest
U.S.: 12.5%
5.2%
U.S.: 12.5%
Housing
Homeownersof occupied homes
81.7%
U.S.: 65.2%
100%Highest
U.S.: 65.2%
71.6%Lowest
U.S.: 65.2%
87.3%
U.S.: 65.2%
Typical home builtmedian year
1978
2 yrs older than U.S.
1987Highest
7 yrs newer than U.S.
1968Lowest
12 yrs older than U.S.
1977
3 yrs older than U.S.
Getting to work
Average commuteone way
27 min
about the U.S. average
23 min
15% below U.S.
28 minHighest
6% above U.S.
22 minLowest
17% below U.S.
Work from home
10.7%±5.4Lowest
U.S.: 15.1%
13.8%±6.2
U.S.: 15.1%
11.1%±2.3
U.S.: 15.1%
18.1%±8.5Highest
U.S.: 15.1%
Plainfield and Grantham 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 #113 of 149 in CT #6 of 120 in NH #136 of 149 in CT #19 of 120 in NH
School district Brooklyn School District Grantham School District Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Plainfield School District
High school in town None in town None in town Killingly High School None in town
Students per teacherat that high school — —
11.1
—
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.