Compare towns

Killingly vs Seymour vs Durham

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 most affordable homes ($289k median).
Durham has the highest household income ($159k).

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.

MeasureKillinglySeymourDurham
People
Population
17,867Highest
16,889
7,208Lowest
Median age
39.5±3Lowest
4% below CT
41.6±3
about the CT average
45.5±2.8Highest
11% above CT
Durham and Seymour are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
19.8%±2.3Highest
CT: 20.2%
19.3%±3.9
CT: 20.2%
16.4%±3.6Lowest
CT: 20.2%
Killingly and Seymour are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
19.7%±2.4Highest
CT: 18.5%
16.8%±2.4Lowest
CT: 18.5%
17.4%±3.7
CT: 18.5%
Killingly and Durham are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
22.9%Lowest
CT: 42.5%
33.3%
CT: 42.5%
47.9%Highest
CT: 42.5%
Enrolled in collegeshare of residents
5.4%±1.9
CT: 7.1%
6.4%±2.1Highest
CT: 7.1%
3.6%±1.5Lowest
CT: 7.1%
Seymour and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian
$84,350±$8kLowest
12% below CT
$107,708±$15k
12% above CT
$158,857±$7kHighest
66% above CT
Home valuemedian, owner-occupied
$288,600±$15kLowest
21% below CT
$370,000±$19k
about the CT average
$424,800±$23kHighest
16% above CT
Rentmedian gross, monthly
$1,044±$141Lowest
30% below CT
$1,608±$86Highest
8% above CT
$1,154±$448
22% below CT
Seymour and Durham are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly
$3,922Lowest
41% below CT
$6,635
about the CT average
$7,998Highest
20% above CT
Renters paying 30%+of income on rent
42.8%±10.9Lowest
CT: 52.6%
45.2%±17.3Highest
CT: 52.6%
44.9%±28.4
CT: 52.6%
Seymour and Durham are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
11.4%Highest
CT: 10%
6.7%
CT: 10%
3.4%Lowest
CT: 10%
Housing
Homeownersof occupied homes
71.6%Lowest
CT: 66.5%
74.2%
CT: 66.5%
93.2%Highest
CT: 66.5%
Typical home builtmedian year
1968Lowest
1 yr newer than CT
1973
6 yrs newer than CT
1976Highest
9 yrs newer than CT
Getting to work
Average commuteone way
28 min
5% above CT
32 minHighest
21% above CT
23 minLowest
13% below CT
Work from home
11.1%±2.3Lowest
CT: 16%
16.4%±3.5
CT: 16%
20.5%±6.4Highest
CT: 16%
Durham and Seymour 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 #105 of 149 in CT #88 of 149 in CT
School district Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Seymour School District Regional School District 13
High school in town Killingly High School Seymour High School Coginchaug Regional High School
Students per teacherat that high school
11.1
11.8Highest
8.9Lowest
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.