Compare towns

Griswold vs Killingly vs Norwalk

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

What stands out worked out from the figures below

Griswold has the oldest population (median age 48.1).
Killingly has the most kids (19.8% under 18).
Norwalk has the most expensive homes ($558k 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.

MeasureGriswoldKillinglyNorwalk
People
Population
11,530Lowest
17,867
92,187Highest
Growth since 20102010 → 2020 census — —
+6.5%
CT: +0.9%
Median age
48.1±3.9Highest
17% above CT
39.5±3Lowest
4% below CT
40.6±1
about the CT average
Kids under 18
18.5%±3.7Lowest
CT: 20.2%
19.8%±2.3Highest
CT: 20.2%
18.8%±1.2
CT: 20.2%
Killingly and Norwalk are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
17.8%±3.5
CT: 18.5%
19.7%±2.4Highest
CT: 18.5%
17%±1Lowest
CT: 18.5%
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+
19.9%Lowest
CT: 42.5%
22.9%
CT: 42.5%
44.8%Highest
CT: 42.5%
Enrolled in collegeshare of residents
1.8%±1.1Lowest
CT: 7.1%
5.4%±1.9
CT: 7.1%
6.7%±0.8Highest
CT: 7.1%
Norwalk and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian
$78,719±$11kLowest
18% below CT
$84,350±$8k
12% below CT
$107,616±$7kHighest
12% above CT
Home valuemedian, owner-occupied
$275,900±$42kLowest
25% below CT
$288,600±$15k
21% below CT
$558,000±$21kHighest
52% above CT
Rentmedian gross, monthly
$1,177±$65
21% below CT
$1,044±$141Lowest
30% below CT
$2,073±$87Highest
39% above CT
Property taxmedian, yearly
$4,628
30% below CT
$3,922Lowest
41% below CT
$7,817Highest
18% above CT
Renters paying 30%+of income on rent
57.5%±15.5Highest
CT: 52.6%
42.8%±10.9Lowest
CT: 52.6%
52.1%±5.2
CT: 52.6%
Griswold and Norwalk are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
7.6%Lowest
CT: 10%
11.4%Highest
CT: 10%
9.1%
CT: 10%
Housing
Homeownersof occupied homes
73.3%Highest
CT: 66.5%
71.6%
CT: 66.5%
55.6%Lowest
CT: 66.5%
Typical home builtmedian year
1977Highest
10 yrs newer than CT
1968
1 yr newer than CT
1967Lowest
same as CT
Getting to work
Average commuteone way
31 minHighest
17% above CT
28 min
5% above CT
27 minLowest
about the CT average
Work from home
9%±3.6Lowest
CT: 16%
11.1%±2.3
CT: 16%
15.1%±1.4Highest
CT: 16%
Schools
Public school scoresrank in state, math + reading #118 of 149 in CT #136 of 149 in CT #112 of 149 in CT
School district Griswold School District Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Norwalk School District
High school in town Griswold High School Killingly High School Brien McMahon High School
Students per teacherat that high school
11.5
11.1Lowest
14.7Highest
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.