Compare towns

Killingly vs Old Lyme vs Putnam

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

What stands out worked out from the figures below

Killingly has the youngest population (median age 39.5).
Old Lyme has the most people working from home (24.2%).
Putnam has the most renters (40.2% rent).

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.

MeasureKillinglyOld LymePutnam
People
Population
17,867Highest
7,679Lowest
9,292
Median age
39.5±3Lowest
4% below CT
50.6±3.3Highest
23% above CT
43.7±3
6% above CT
Kids under 18
19.8%±2.3
CT: 20.2%
20.3%±3.1Highest
CT: 20.2%
18.6%±3.6Lowest
CT: 20.2%
Old Lyme and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
19.7%±2.4
CT: 18.5%
26.4%±3.1Highest
CT: 18.5%
18.5%±3.1Lowest
CT: 18.5%
Bachelor’s degree+adults 25+
22.9%
CT: 42.5%
56.5%Highest
CT: 42.5%
20%Lowest
CT: 42.5%
Enrolled in collegeshare of residents
5.4%±1.9Highest
CT: 7.1%
2.4%±1.2Lowest
CT: 7.1%
3.9%±1.4
CT: 7.1%
Killingly and Putnam 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
12% below CT
$131,899±$11kHighest
38% above CT
$70,561±$7kLowest
26% below CT
Home valuemedian, owner-occupied
$288,600±$15k
21% below CT
$484,200±$21kHighest
32% above CT
$269,200±$11kLowest
27% below CT
Rentmedian gross, monthly
$1,044±$141Lowest
30% below CT
$2,238±$295Highest
50% above CT
$1,149±$44
23% below CT
Property taxmedian, yearly
$3,922
41% below CT
$6,284Highest
5% below CT
$3,860Lowest
42% below CT
Renters paying 30%+of income on rent
42.8%±10.9
CT: 52.6%
51.6%±17.2Highest
CT: 52.6%
37.7%±11.6Lowest
CT: 52.6%
Old Lyme and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
11.4%
CT: 10%
2.9%Lowest
CT: 10%
11.5%Highest
CT: 10%
Housing
Homeownersof occupied homes
71.6%
CT: 66.5%
88.8%Highest
CT: 66.5%
59.8%Lowest
CT: 66.5%
Typical home builtmedian year
1968Highest
1 yr newer than CT
1965
2 yrs older than CT
1961Lowest
6 yrs older than CT
Getting to work
Average commuteone way
28 minHighest
5% above CT
27 min
about the CT average
25 minLowest
6% below CT
Work from home
11.1%±2.3
CT: 16%
24.2%±5.7Highest
CT: 16%
9%±2.8Lowest
CT: 16%
Schools
Public school scoresrank in state, math + reading #136 of 149 in CT #10 of 149 in CT #128 of 149 in CT
School district Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Regional School District 18 Putnam School District
High school in town Killingly High School Lyme-Old Lyme High School Putnam High School
Students per teacherat that high school
11.1Highest
9.6
9.5Lowest
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.