Compare towns

Killingly vs Griswold vs Berkley

Cost, people, housing, commute and schools, side by side, each benchmarked against the U.S..

What stands out worked out from the figures below

Killingly has the youngest population (median age 39.5).
Griswold has the oldest population (median age 48.1).
Berkley has the most expensive homes ($511k median).

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.

MeasureKillinglyGriswoldBerkley
People
Population
17,867Highest
11,530
6,829Lowest
Growth since 20102010 → 2020 census — —
+5.5%
U.S.: +7.4%
Median age
39.5±3Lowest
about the U.S. average
48.1±3.9Highest
24% above U.S.
43.4±4.1
12% above U.S.
Griswold and Berkley are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
19.8%±2.3
U.S.: 22%
18.5%±3.7Lowest
U.S.: 22%
21.2%±5.4Highest
U.S.: 22%
Berkley and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
19.7%±2.4Highest
U.S.: 17.2%
17.8%±3.5
U.S.: 17.2%
15.2%±3.2Lowest
U.S.: 17.2%
Killingly and Griswold are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
22.9%
U.S.: 35.7%
19.9%Lowest
U.S.: 35.7%
37.6%Highest
U.S.: 35.7%
Enrolled in collegeshare of residents
5.4%±1.9Highest
U.S.: 6.4%
1.8%±1.1Lowest
U.S.: 6.4%
4.9%±2.7
U.S.: 6.4%
Killingly and Berkley 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
4% above U.S.
$78,719±$11kLowest
about the U.S. average
$144,205±$49kHighest
79% above U.S.
Home valuemedian, owner-occupied
$288,600±$15k
13% below U.S.
$275,900±$42kLowest
17% below U.S.
$511,200±$45kHighest
54% above U.S.
Rentmedian gross, monthly
$1,044±$141Lowest
26% below U.S.
$1,177±$65Highest
17% below U.S.
—
Griswold and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly
$3,922Lowest
26% above U.S.
$4,628
48% above U.S.
$6,018Highest
93% above U.S.
Renters paying 30%+of income on rent
42.8%±10.9
U.S.: 51.1%
57.5%±15.5Highest
U.S.: 51.1%
0%±100Lowest
U.S.: 51.1%
Griswold and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
11.4%Highest
U.S.: 12.5%
7.6%
U.S.: 12.5%
2.1%Lowest
U.S.: 12.5%
Housing
Homeownersof occupied homes
71.6%Lowest
U.S.: 65.2%
73.3%
U.S.: 65.2%
96.7%Highest
U.S.: 65.2%
Typical home builtmedian year
1968Lowest
12 yrs older than U.S.
1977
3 yrs older than U.S.
1986Highest
6 yrs newer than U.S.
Getting to work
Average commuteone way
28 min
6% above U.S.
31 minHighest
17% above U.S.
27 minLowest
4% above U.S.
Work from home
11.1%±2.3
U.S.: 15.1%
9%±3.6Lowest
U.S.: 15.1%
13.1%±5.3Highest
U.S.: 15.1%
Berkley 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 #118 of 149 in CT #155 of 282 in MA
School district Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Griswold School District Berkley
High school in town Killingly High School Griswold High School None in town
Students per teacherat that high school
11.1Lowest
11.5Highest
—
On TownTapestry
Old photos in History 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.