Compare towns
Plainfield vs Willimantic vs Seymour vs Killingly
Cost, people, housing, commute and schools, side by side, each benchmarked against Connecticut.
What stands out worked out from the figures below
Willimantic has the most renters (65.1% rent).
Seymour has the most people working from home (16.4%).
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 | Plainfield | Willimantic | Seymour | Killingly |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 15,141Lowest |
18,096Highest |
16,889 |
17,867 |
| Growth since 20102010 → 2020 census | — | +2.3% CT: +0.9% |
— | — |
| Median age | 37±4.5 10% below CT |
31.3±2.7Lowest 24% below CT |
41.6±3Highest about the CT average |
39.5±3 4% below CT |
| Seymour and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 19.4%±2.6 CT: 20.2% |
20.6%±2.5Highest CT: 20.2% |
19.3%±3.9Lowest CT: 20.2% |
19.8%±2.3 CT: 20.2% |
| Willimantic and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 16.6%±2.4 CT: 18.5% |
11%±1.7Lowest CT: 18.5% |
16.8%±2.4 CT: 18.5% |
19.7%±2.4Highest CT: 18.5% |
| Killingly and Seymour are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Bachelor’s degree+adults 25+ | 15%Lowest CT: 42.5% |
24.2% CT: 42.5% |
33.3%Highest CT: 42.5% |
22.9% CT: 42.5% |
| Enrolled in collegeshare of residents | 5.6%±1.8 CT: 7.1% |
19.1%±2.1Highest CT: 7.1% |
6.4%±2.1 CT: 7.1% |
5.4%±1.9Lowest CT: 7.1% |
| Cost of living | ||||
| Household incomemedian | $76,993±$8k 20% below CT |
$45,962±$7kLowest 52% below CT |
$107,708±$15kHighest 12% above CT |
$84,350±$8k 12% below CT |
| Home valuemedian, owner-occupied | $272,100±$16k 26% below CT |
$190,900±$17kLowest 48% below CT |
$370,000±$19kHighest about the CT average |
$288,600±$15k 21% below CT |
| Rentmedian gross, monthly | $1,204±$70 19% below CT |
$1,063±$68 29% below CT |
$1,608±$86Highest 8% above CT |
$1,044±$141Lowest 30% below CT |
| Property taxmedian, yearly | $4,209 37% below CT |
$4,678 30% below CT |
$6,635Highest about the CT average |
$3,922Lowest 41% below CT |
| Renters paying 30%+of income on rent | 39.8%±9.5Lowest CT: 52.6% |
55.9%±8.1Highest CT: 52.6% |
45.2%±17.3 CT: 52.6% |
42.8%±10.9 CT: 52.6% |
| Willimantic and Seymour are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 8.7% CT: 10% |
23.4%Highest CT: 10% |
6.7%Lowest CT: 10% |
11.4% CT: 10% |
| Housing | ||||
| Homeownersof occupied homes | 73.6% CT: 66.5% |
34.9%Lowest CT: 66.5% |
74.2%Highest CT: 66.5% |
71.6% CT: 66.5% |
| Typical home builtmedian year | 1971 4 yrs newer than CT |
1953Lowest 14 yrs older than CT |
1973Highest 6 yrs newer than CT |
1968 1 yr newer than CT |
| Getting to work | ||||
| Average commuteone way | 27 min about the CT average |
23 minLowest 12% below CT |
32 minHighest 21% above CT |
28 min 5% above CT |
| Work from home | 10%±4 CT: 16% |
6.2%±2Lowest CT: 16% |
16.4%±3.5Highest CT: 16% |
11.1%±2.3 CT: 16% |
| Seymour and Killingly 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 | #131 of 149 in CT | — | #105 of 149 in CT | #136 of 149 in CT |
| School district | Plainfield School District | — | Seymour School District | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS |
| High school in town | Plainfield High School | — | Seymour High School | Killingly High School |
| Students per teacherat that high school | 10.3Lowest |
— | 11.8Highest |
11.1 |
| 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.



