Compare towns

Killingly vs Andover vs Columbia

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).
Andover has the most homeowners (93.1%).
Columbia has the most people working from home (21.6%).

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.

MeasureKillinglyAndoverColumbia
People
Population
17,867Highest
3,152Lowest
5,300
Median age
39.5±3Lowest
4% below CT
51.2±5.4
25% above CT
51.3±10.3Highest
25% above CT
Columbia and Andover 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%
16.2%±4.4
CT: 20.2%
13.7%±4.3Lowest
CT: 20.2%
Killingly and Andover 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%
19.2%±5.1Lowest
CT: 18.5%
24.9%±5.4Highest
CT: 18.5%
Columbia and Killingly 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%
46.5%Highest
CT: 42.5%
34.6%
CT: 42.5%
Enrolled in collegeshare of residents
5.4%±1.9
CT: 7.1%
8.2%±4.1Highest
CT: 7.1%
4.8%±2.5Lowest
CT: 7.1%
Andover 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
$134,632±$20kHighest
41% above CT
$127,000±$30k
33% above CT
Andover and Columbia are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied
$288,600±$15kLowest
21% below CT
$376,500±$36kHighest
about the CT average
$361,500±$16k
about the CT average
Andover and Columbia are within the Census margin of error here, so we can’t say which is really higher.
Rentmedian gross, monthly
$1,044±$141
30% below CT
$1,166±$745Highest
22% below CT
$966±$304Lowest
35% below CT
Andover and Killingly 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
$6,554Highest
about the CT average
$5,228
21% below CT
Renters paying 30%+of income on rent
42.8%±10.9
CT: 52.6%
60.8%±38.4Highest
CT: 52.6%
17.6%±16.2Lowest
CT: 52.6%
Andover 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
CT: 10%
1.8%Lowest
CT: 10%
6.1%
CT: 10%
Housing
Homeownersof occupied homes
71.6%Lowest
CT: 66.5%
93.1%Highest
CT: 66.5%
83.3%
CT: 66.5%
Typical home builtmedian year
1968Lowest
1 yr newer than CT
1977
10 yrs newer than CT
1984Highest
17 yrs newer than CT
Getting to work
Average commuteone way
28 min
5% above CT
25 minLowest
5% below CT
32 minHighest
21% above CT
Work from home
11.1%±2.3Lowest
CT: 16%
15.5%±5.4
CT: 16%
21.6%±6Highest
CT: 16%
Columbia and Andover 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 #43 of 149 in CT #114 of 149 in CT
School district Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Andover School District Columbia School District
High school in town Killingly High School None in town None in town
Students per teacherat that high school
11.1
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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.