Compare towns
Seymour vs Killingly vs Thompson vs Plainville
Cost, people, housing, commute and schools, side by side, each benchmarked against Connecticut.
What stands out worked out from the figures below
Seymour has the most expensive homes ($370k median).
Killingly has the youngest population (median age 39.5).
Thompson has the oldest population (median age 54.1).
Plainville has the shortest commute (21 min average).
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 | Seymour | Killingly | Thompson | Plainville |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 16,889 |
17,867Highest |
9,337Lowest |
17,551 |
| Median age | 41.6±3 about the CT average |
39.5±3Lowest 4% below CT |
54.1±2.2Highest 32% above CT |
44.3±1.5 8% above CT |
| Kids under 18 | 19.3%±3.9 CT: 20.2% |
19.8%±2.3Highest CT: 20.2% |
11.4%±2.8Lowest CT: 20.2% |
15.6%±2.3 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+ | 16.8%±2.4Lowest CT: 18.5% |
19.7%±2.4 CT: 18.5% |
24.4%±4.3Highest CT: 18.5% |
20.1%±2.8 CT: 18.5% |
| Thompson and Plainville are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Bachelor’s degree+adults 25+ | 33.3%Highest CT: 42.5% |
22.9% CT: 42.5% |
21.9%Lowest CT: 42.5% |
30% CT: 42.5% |
| Enrolled in collegeshare of residents | 6.4%±2.1Highest CT: 7.1% |
5.4%±1.9 CT: 7.1% |
2.9%±1.3Lowest CT: 7.1% |
6.2%±1.6 CT: 7.1% |
| Seymour and Plainville are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Cost of living | ||||
| Household incomemedian | $107,708±$15kHighest 12% above CT |
$84,350±$8k 12% below CT |
$93,629±$18k about the CT average |
$84,343±$7kLowest 12% below CT |
| Seymour and Thompson are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Home valuemedian, owner-occupied | $370,000±$19kHighest about the CT average |
$288,600±$15k 21% below CT |
$291,900±$24k 20% below CT |
$254,000±$14kLowest 31% below CT |
| Rentmedian gross, monthly | $1,608±$86Highest 8% above CT |
$1,044±$141 30% below CT |
$1,012±$344Lowest 32% below CT |
$1,126±$147 24% below CT |
| Property taxmedian, yearly | $6,635Highest about the CT average |
$3,922 41% below CT |
$3,822Lowest 42% below CT |
$4,798 28% below CT |
| Renters paying 30%+of income on rent | 45.2%±17.3 CT: 52.6% |
42.8%±10.9 CT: 52.6% |
54%±18.7Highest CT: 52.6% |
40.3%±12.4Lowest CT: 52.6% |
| Thompson and Seymour are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 6.7% CT: 10% |
11.4%Highest CT: 10% |
5.9%Lowest CT: 10% |
6.5% CT: 10% |
| Housing | ||||
| Homeownersof occupied homes | 74.2% CT: 66.5% |
71.6% CT: 66.5% |
84.3%Highest CT: 66.5% |
67.7%Lowest CT: 66.5% |
| Typical home builtmedian year | 1973Highest 6 yrs newer than CT |
1968 1 yr newer than CT |
1963Lowest 4 yrs older than CT |
1971 4 yrs newer than CT |
| Getting to work | ||||
| Average commuteone way | 32 minHighest 21% above CT |
28 min 5% above CT |
32 min 20% above CT |
21 minLowest 20% below CT |
| Work from home | 16.4%±3.5Highest CT: 16% |
11.1%±2.3 CT: 16% |
13.1%±4.4 CT: 16% |
10.7%±2Lowest CT: 16% |
| Seymour and Thompson 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 | #105 of 149 in CT | #136 of 149 in CT | #130 of 149 in CT | #89 of 149 in CT |
| School district | Seymour School District | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Thompson School District | Judicial Centers · Plainville School District |
| High school in town | Seymour High School | Killingly High School | Tourtellotte Memorial High School | Plainville High School |
| Students per teacherat that high school | 11.8Highest |
11.1 |
7.9Lowest |
11.4 |
| On TownTapestry | ||||
| Old photos in History | None yet | 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.