Compare towns
Old Lyme vs Killingly vs Thompson
Cost, people, housing, commute and schools, side by side, each benchmarked against Connecticut.
What stands out worked out from the figures below
Old Lyme has the most people working from home (24.2%).
Killingly has the youngest population (median age 39.5).
Thompson has the oldest population (median age 54.1).
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.
| Measure | Old Lyme | Killingly | Thompson |
|---|---|---|---|
| Your priorities | |||
| People | |||
| Population | 7,679Lowest |
17,867Highest |
9,337 |
| Median age | 50.6±3.3 23% above CT |
39.5±3Lowest 4% below CT |
54.1±2.2Highest 32% above CT |
| Thompson and Old Lyme are within the Census margin of error here, so we can’t say which is really higher. | |||
| Kids under 18 | 20.3%±3.1Highest CT: 20.2% |
19.8%±2.3 CT: 20.2% |
11.4%±2.8Lowest 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+ | 26.4%±3.1Highest CT: 18.5% |
19.7%±2.4Lowest CT: 18.5% |
24.4%±4.3 CT: 18.5% |
| Old Lyme and Thompson are within the Census margin of error here, so we can’t say which is really higher. | |||
| Bachelor’s degree+adults 25+ | 56.5%Highest CT: 42.5% |
22.9% CT: 42.5% |
21.9%Lowest CT: 42.5% |
| Enrolled in collegeshare of residents | 2.4%±1.2Lowest CT: 7.1% |
5.4%±1.9Highest CT: 7.1% |
2.9%±1.3 CT: 7.1% |
| Killingly and Thompson are within the Census margin of error here, so we can’t say which is really higher. | |||
| Cost of living | |||
| Household incomemedian | $131,899±$11kHighest 38% above CT |
$84,350±$8kLowest 12% below CT |
$93,629±$18k about the CT average |
| Home valuemedian, owner-occupied | $484,200±$21kHighest 32% above CT |
$288,600±$15kLowest 21% below CT |
$291,900±$24k 20% below CT |
| Rentmedian gross, monthly | $2,238±$295Highest 50% above CT |
$1,044±$141 30% below CT |
$1,012±$344Lowest 32% below CT |
| Property taxmedian, yearly | $6,284Highest 5% below CT |
$3,922 41% below CT |
$3,822Lowest 42% below CT |
| Renters paying 30%+of income on rent | 51.6%±17.2 CT: 52.6% |
42.8%±10.9Lowest CT: 52.6% |
54%±18.7Highest CT: 52.6% |
| Thompson and Old Lyme are within the Census margin of error here, so we can’t say which is really higher. | |||
| Below poverty line | 2.9%Lowest CT: 10% |
11.4%Highest CT: 10% |
5.9% CT: 10% |
| Housing | |||
| Homeownersof occupied homes | 88.8%Highest CT: 66.5% |
71.6%Lowest CT: 66.5% |
84.3% CT: 66.5% |
| Typical home builtmedian year | 1965 2 yrs older than CT |
1968Highest 1 yr newer than CT |
1963Lowest 4 yrs older than CT |
| Getting to work | |||
| Average commuteone way | 27 minLowest about the CT average |
28 min 5% above CT |
32 minHighest 20% above CT |
| Work from home | 24.2%±5.7Highest CT: 16% |
11.1%±2.3Lowest CT: 16% |
13.1%±4.4 CT: 16% |
| Schools | |||
| Public school scoresrank in state, math + reading | #10 of 149 in CT | #136 of 149 in CT | #130 of 149 in CT |
| School district | Regional School District 18 | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Thompson School District |
| High school in town | Lyme-Old Lyme High School | Killingly High School | Tourtellotte Memorial High School |
| Students per teacherat that high school | 9.6 |
11.1Highest |
7.9Lowest |
| 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.


