Compare towns
Killingly vs Plainfield vs Seymour vs Windsor Locks
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 renters (28.4% rent).
Plainfield has the youngest population (median age 37).
Seymour has the most expensive homes ($370k median).
Windsor Locks has the shortest commute (22 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 | Killingly | Plainfield | Seymour | Windsor Locks |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 17,867Highest |
15,141 |
16,889 |
12,579Lowest |
| Median age | 39.5±3 4% below CT |
37±4.5Lowest 10% below CT |
41.6±3Highest about the CT average |
41.4±2.6 about the CT average |
| Seymour and Windsor Locks 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% |
19.4%±2.6 CT: 20.2% |
19.3%±3.9 CT: 20.2% |
18.6%±3.4Lowest 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%±2.4Highest CT: 18.5% |
16.6%±2.4Lowest CT: 18.5% |
16.8%±2.4 CT: 18.5% |
18.2%±2.7 CT: 18.5% |
| Killingly and Windsor Locks are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Bachelor’s degree+adults 25+ | 22.9% CT: 42.5% |
15%Lowest CT: 42.5% |
33.3%Highest CT: 42.5% |
28.6% CT: 42.5% |
| Enrolled in collegeshare of residents | 5.4%±1.9Lowest CT: 7.1% |
5.6%±1.8 CT: 7.1% |
6.4%±2.1Highest CT: 7.1% |
5.9%±1.8 CT: 7.1% |
| Seymour and Windsor Locks 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 |
$107,708±$15kHighest 12% above CT |
$81,205±$13k 15% below CT |
| Home valuemedian, owner-occupied | $288,600±$15k 21% below CT |
$272,100±$16k 26% below CT |
$370,000±$19kHighest about the CT average |
$258,800±$14kLowest 29% below CT |
| Rentmedian gross, monthly | $1,044±$141Lowest 30% below CT |
$1,204±$70 19% below CT |
$1,608±$86Highest 8% above CT |
$1,394±$187 6% below CT |
| Seymour and Windsor Locks are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Property taxmedian, yearly | $3,922 41% below CT |
$4,209 37% below CT |
$6,635Highest about the CT average |
$3,688Lowest 44% below CT |
| Renters paying 30%+of income on rent | 42.8%±10.9 CT: 52.6% |
39.8%±9.5Lowest CT: 52.6% |
45.2%±17.3 CT: 52.6% |
58.2%±16.8Highest CT: 52.6% |
| Windsor Locks and Seymour 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% |
6.7%Lowest CT: 10% |
10.9% CT: 10% |
| Housing | ||||
| Homeownersof occupied homes | 71.6%Lowest CT: 66.5% |
73.6% CT: 66.5% |
74.2% CT: 66.5% |
77.1%Highest CT: 66.5% |
| Typical home builtmedian year | 1968 1 yr newer than CT |
1971 4 yrs newer than CT |
1973Highest 6 yrs newer than CT |
1961Lowest 6 yrs older than CT |
| Getting to work | ||||
| Average commuteone way | 28 min 5% above CT |
27 min about the CT average |
32 minHighest 21% above CT |
22 minLowest 17% below CT |
| Work from home | 11.1%±2.3 CT: 16% |
10%±4Lowest CT: 16% |
16.4%±3.5 CT: 16% |
17.7%±3.7Highest CT: 16% |
| Windsor Locks 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 | #105 of 149 in CT | #109 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Plainfield School District | Seymour School District | Windsor Locks School District |
| High school in town | Killingly High School | Plainfield High School | Seymour High School | Windsor Locks High School |
| Students per teacherat that high school | 11.1 |
10.3 |
11.8Highest |
8.9Lowest |
| 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.



