Compare towns
Killingly vs Plainfield vs Kent vs Seymour
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 kids (19.8% under 18).
Plainfield has the youngest population (median age 37).
Kent has the oldest population (median age 55.8).
Seymour has the highest household income ($108k).
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 | Killingly | Plainfield | Kent | Seymour |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 17,867Highest |
15,141 |
3,056Lowest |
16,889 |
| Median age | 39.5±3 4% below CT |
37±4.5Lowest 10% below CT |
55.8±4.3Highest 36% above CT |
41.6±3 about the CT average |
| Kids under 18 | 19.8%±2.3Highest CT: 20.2% |
19.4%±2.6 CT: 20.2% |
12.2%±3.4Lowest CT: 20.2% |
19.3%±3.9 CT: 20.2% |
| Killingly and Plainfield 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% |
16.6%±2.4Lowest CT: 18.5% |
30.6%±6.5Highest CT: 18.5% |
16.8%±2.4 CT: 18.5% |
| Bachelor’s degree+adults 25+ | 22.9% CT: 42.5% |
15%Lowest CT: 42.5% |
55.5%Highest CT: 42.5% |
33.3% CT: 42.5% |
| Enrolled in collegeshare of residents | 5.4%±1.9Lowest CT: 7.1% |
5.6%±1.8 CT: 7.1% |
7.2%±3.2Highest CT: 7.1% |
6.4%±2.1 CT: 7.1% |
| Kent and Seymour 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 |
$76,993±$8kLowest 20% below CT |
$96,064±$16k about the CT average |
$107,708±$15kHighest 12% above CT |
| Seymour and Kent are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Home valuemedian, owner-occupied | $288,600±$15k 21% below CT |
$272,100±$16kLowest 26% below CT |
$470,900±$78kHighest 28% above CT |
$370,000±$19k about the CT average |
| Rentmedian gross, monthly | $1,044±$141 30% below CT |
$1,204±$70 19% below CT |
$688±$205Lowest 54% below CT |
$1,608±$86Highest 8% above CT |
| Property taxmedian, yearly | $3,922Lowest 41% below CT |
$4,209 37% below CT |
$4,520 32% below CT |
$6,635Highest about the CT average |
| Renters paying 30%+of income on rent | 42.8%±10.9 CT: 52.6% |
39.8%±9.5 CT: 52.6% |
11.5%±11.1Lowest CT: 52.6% |
45.2%±17.3Highest CT: 52.6% |
| Seymour 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% |
8.7% CT: 10% |
9% CT: 10% |
6.7%Lowest CT: 10% |
| Housing | ||||
| Homeownersof occupied homes | 71.6% CT: 66.5% |
73.6% CT: 66.5% |
70.9%Lowest CT: 66.5% |
74.2%Highest CT: 66.5% |
| Typical home builtmedian year | 1968Lowest 1 yr newer than CT |
1971 4 yrs newer than CT |
1971 4 yrs newer than CT |
1973Highest 6 yrs newer than CT |
| Getting to work | ||||
| Average commuteone way | 28 min 5% above CT |
27 min about the CT average |
20 minLowest 23% below CT |
32 minHighest 21% above CT |
| Work from home | 11.1%±2.3 CT: 16% |
10%±4Lowest CT: 16% |
21.5%±6.4Highest CT: 16% |
16.4%±3.5 CT: 16% |
| Kent 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 | #131 of 149 in CT | #20 of 149 in CT | #105 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Plainfield School District | Kent School District | Seymour School District |
| High school in town | Killingly High School | Plainfield High School | None in town | Seymour High School |
| Students per teacherat that high school | 11.1 |
10.3Lowest |
— | 11.8Highest |
| 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.



