Compare towns
Killingly vs Seymour vs Springfield vs Plainfield
Cost, people, housing, commute and schools, side by side, each benchmarked against the U.S..
What stands out worked out from the figures below
Seymour has the most people working from home (16.4%).
Springfield has the most renters (50.4% rent).
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 | Seymour | Springfield | Plainfield |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 17,867 |
16,889 |
154,749Highest |
15,141Lowest |
| Growth since 20102010 → 2020 census | — | — | +1.9% U.S.: +7.4% |
— |
| Median age | 39.5±3 about the U.S. average |
41.6±3Highest 7% above U.S. |
33.7±0.5Lowest 13% below U.S. |
37±4.5 5% below U.S. |
| Seymour and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 19.8%±2.3 U.S.: 22% |
19.3%±3.9Lowest U.S.: 22% |
24.2%±0.9Highest U.S.: 22% |
19.4%±2.6 U.S.: 22% |
| Age 65+ | 19.7%±2.4Highest U.S.: 17.2% |
16.8%±2.4 U.S.: 17.2% |
13.2%±0.7Lowest U.S.: 17.2% |
16.6%±2.4 U.S.: 17.2% |
| 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+ | 22.9% U.S.: 35.7% |
33.3%Highest U.S.: 35.7% |
20.5% U.S.: 35.7% |
15%Lowest U.S.: 35.7% |
| Enrolled in collegeshare of residents | 5.4%±1.9Lowest U.S.: 6.4% |
6.4%±2.1 U.S.: 6.4% |
7.5%±0.5Highest U.S.: 6.4% |
5.6%±1.8 U.S.: 6.4% |
| Springfield 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 4% above U.S. |
$107,708±$15kHighest 33% above U.S. |
$52,656±$2kLowest 35% below U.S. |
$76,993±$8k 5% below U.S. |
| Home valuemedian, owner-occupied | $288,600±$15k 13% below U.S. |
$370,000±$19kHighest 11% above U.S. |
$245,000±$4kLowest 26% below U.S. |
$272,100±$16k 18% below U.S. |
| Rentmedian gross, monthly | $1,044±$141Lowest 26% below U.S. |
$1,608±$86Highest 14% above U.S. |
$1,144±$55 19% below U.S. |
$1,204±$70 15% below U.S. |
| Property taxmedian, yearly | $3,922 26% above U.S. |
$6,635Highest 113% above U.S. |
$3,695Lowest 18% above U.S. |
$4,209 35% above U.S. |
| Renters paying 30%+of income on rent | 42.8%±10.9 U.S.: 51.1% |
45.2%±17.3 U.S.: 51.1% |
57.7%±3.1Highest U.S.: 51.1% |
39.8%±9.5Lowest U.S.: 51.1% |
| Springfield and Seymour are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 11.4% U.S.: 12.5% |
6.7%Lowest U.S.: 12.5% |
25.8%Highest U.S.: 12.5% |
8.7% U.S.: 12.5% |
| Housing | ||||
| Homeownersof occupied homes | 71.6% U.S.: 65.2% |
74.2%Highest U.S.: 65.2% |
49.6%Lowest U.S.: 65.2% |
73.6% U.S.: 65.2% |
| Typical home builtmedian year | 1968 12 yrs older than U.S. |
1973Highest 7 yrs older than U.S. |
1952Lowest 28 yrs older than U.S. |
1971 9 yrs older than U.S. |
| Getting to work | ||||
| Average commuteone way | 28 min 6% above U.S. |
32 minHighest 21% above U.S. |
20 minLowest 23% below U.S. |
27 min about the U.S. average |
| Work from home | 11.1%±2.3 U.S.: 15.1% |
16.4%±3.5Highest U.S.: 15.1% |
8.4%±0.9Lowest U.S.: 15.1% |
10%±4 U.S.: 15.1% |
| 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 | #136 of 149 in CT | #105 of 149 in CT | #276 of 282 in MA | #131 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Seymour School District | Springfield | Plainfield School District |
| High school in town | Killingly High School | Seymour High School | Springfield Central High | Plainfield High School |
| Students per teacherat that high school | 11.1 |
11.8 |
12.2Highest |
10.3Lowest |
| On TownTapestry | ||||
| Old photos in History | None yet | None yet | None yet | None yet |
U.S. 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.