Compare towns

Cornwall vs Griswold vs Killingly

Cost, people, housing, commute and schools, side by side, each benchmarked against Connecticut.

What stands out worked out from the figures below

Cornwall has the most people working from home (32.4%).
Griswold has the most affordable homes ($276k median).
Killingly has the youngest population (median age 39.5).

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.

MeasureCornwallGriswoldKillingly
People
Population
1,425Lowest
11,530
17,867Highest
Median age
53.9±5.1Highest
31% above CT
48.1±3.9
17% above CT
39.5±3Lowest
4% below CT
Cornwall and Griswold are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
14.9%±2.8Lowest
CT: 20.2%
18.5%±3.7
CT: 20.2%
19.8%±2.3Highest
CT: 20.2%
Killingly and Griswold are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
29.4%±2.5Highest
CT: 18.5%
17.8%±3.5Lowest
CT: 18.5%
19.7%±2.4
CT: 18.5%
Bachelor’s degree+adults 25+
59.1%Highest
CT: 42.5%
19.9%Lowest
CT: 42.5%
22.9%
CT: 42.5%
Enrolled in collegeshare of residents
4.9%±3
CT: 7.1%
1.8%±1.1Lowest
CT: 7.1%
5.4%±1.9Highest
CT: 7.1%
Killingly and Cornwall are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian
$128,864±$34kHighest
35% above CT
$78,719±$11kLowest
18% below CT
$84,350±$8k
12% below CT
Home valuemedian, owner-occupied
$554,600±$106kHighest
51% above CT
$275,900±$42kLowest
25% below CT
$288,600±$15k
21% below CT
Rentmedian gross, monthly
$1,047±$121
30% below CT
$1,177±$65Highest
21% below CT
$1,044±$141Lowest
30% below CT
Griswold and Cornwall are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly
$5,792Highest
13% below CT
$4,628
30% below CT
$3,922Lowest
41% below CT
Renters paying 30%+of income on rent
46.8%±31.9
CT: 52.6%
57.5%±15.5Highest
CT: 52.6%
42.8%±10.9Lowest
CT: 52.6%
Griswold and Cornwall are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
8.2%
CT: 10%
7.6%Lowest
CT: 10%
11.4%Highest
CT: 10%
Housing
Homeownersof occupied homes
87.3%Highest
CT: 66.5%
73.3%
CT: 66.5%
71.6%Lowest
CT: 66.5%
Typical home builtmedian year
1959Lowest
8 yrs older than CT
1977Highest
10 yrs newer than CT
1968
1 yr newer than CT
Getting to work
Average commuteone way
30 min
13% above CT
31 minHighest
17% above CT
28 minLowest
5% above CT
Work from home
32.4%±13.6Highest
CT: 16%
9%±3.6Lowest
CT: 16%
11.1%±2.3
CT: 16%
Schools
Public school scoresrank in state, math + reading — #118 of 149 in CT #136 of 149 in CT
School district Cornwall School District Griswold School District Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS
High school in town None in town Griswold High School Killingly High School
Students per teacherat that high school —
11.5Highest
11.1Lowest
On TownTapestry
Old photos in History 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.