Compare towns
Killingly vs Blackstone vs Plainville vs Seymour
Cost, people, housing, commute and schools, side by side, each benchmarked against the U.S..
What stands out worked out from the figures below
Killingly has the youngest population (median age 39.5).
Blackstone has the most kids (21.8% under 18).
Plainville has the shortest commute (21 min average).
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 | Blackstone | Plainville | Seymour |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 17,867Highest |
9,255Lowest |
17,551 |
16,889 |
| Growth since 20102010 → 2020 census | — | +2% U.S.: +7.4% |
— | — |
| Median age | 39.5±3Lowest about the U.S. average |
43.2±1.7 11% above U.S. |
44.3±1.5Highest 14% above U.S. |
41.6±3 7% above U.S. |
| Plainville and Blackstone 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% |
21.8%±4Highest U.S.: 22% |
15.6%±2.3Lowest U.S.: 22% |
19.3%±3.9 U.S.: 22% |
| Blackstone and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 19.7%±2.4 U.S.: 17.2% |
18.5%±4.2 U.S.: 17.2% |
20.1%±2.8Highest U.S.: 17.2% |
16.8%±2.4Lowest U.S.: 17.2% |
| Plainville and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Bachelor’s degree+adults 25+ | 22.9%Lowest U.S.: 35.7% |
31.9% U.S.: 35.7% |
30% U.S.: 35.7% |
33.3%Highest U.S.: 35.7% |
| Enrolled in collegeshare of residents | 5.4%±1.9 U.S.: 6.4% |
1.6%±0.9Lowest U.S.: 6.4% |
6.2%±1.6 U.S.: 6.4% |
6.4%±2.1Highest U.S.: 6.4% |
| 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 | $84,350±$8k 4% above U.S. |
$94,191±$21k 17% above U.S. |
$84,343±$7kLowest 4% above U.S. |
$107,708±$15kHighest 33% above U.S. |
| Seymour and Blackstone are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Home valuemedian, owner-occupied | $288,600±$15k 13% below U.S. |
$404,400±$34kHighest 22% above U.S. |
$254,000±$14kLowest 24% below U.S. |
$370,000±$19k 11% above U.S. |
| Blackstone and Seymour are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Rentmedian gross, monthly | $1,044±$141Lowest 26% below U.S. |
$1,189±$85 16% below U.S. |
$1,126±$147 20% below U.S. |
$1,608±$86Highest 14% above U.S. |
| Property taxmedian, yearly | $3,922Lowest 26% above U.S. |
$5,703 83% above U.S. |
$4,798 54% above U.S. |
$6,635Highest 113% above U.S. |
| Renters paying 30%+of income on rent | 42.8%±10.9 U.S.: 51.1% |
65%±18.3Highest U.S.: 51.1% |
40.3%±12.4Lowest U.S.: 51.1% |
45.2%±17.3 U.S.: 51.1% |
| Blackstone 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 U.S.: 12.5% |
8% U.S.: 12.5% |
6.5%Lowest U.S.: 12.5% |
6.7% U.S.: 12.5% |
| Housing | ||||
| Homeownersof occupied homes | 71.6% U.S.: 65.2% |
73.2% U.S.: 65.2% |
67.7%Lowest U.S.: 65.2% |
74.2%Highest U.S.: 65.2% |
| Typical home builtmedian year | 1968 12 yrs older than U.S. |
1967Lowest 13 yrs older than U.S. |
1971 9 yrs older than U.S. |
1973Highest 7 yrs older than U.S. |
| Getting to work | ||||
| Average commuteone way | 28 min 6% above U.S. |
34 minHighest 28% above U.S. |
21 minLowest 20% below U.S. |
32 min 21% above U.S. |
| Work from home | 11.1%±2.3 U.S.: 15.1% |
17.4%±4.7Highest U.S.: 15.1% |
10.7%±2Lowest U.S.: 15.1% |
16.4%±3.5 U.S.: 15.1% |
| Blackstone 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 | #207 of 282 in MA | #89 of 149 in CT | #105 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Blackstone-Millville | Judicial Centers · Plainville School District | Seymour School District |
| High school in town | Killingly High School | Blackstone Millville RHS | Plainville High School | Seymour High School |
| Students per teacherat that high school | 11.1Lowest |
13.6Highest |
11.4 |
11.8 |
| 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.