Compare towns
Killingly vs Sheffield vs Windsor Locks vs Plainville
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 most kids (19.8% under 18).
Sheffield has the most expensive homes ($409k median).
Windsor Locks has the most people working from home (17.7%).
Plainville has the most renters (32.3% 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 | Sheffield | Windsor Locks | Plainville |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 17,867Highest |
3,330Lowest |
12,579 |
17,551 |
| Growth since 20102010 → 2020 census | — | +2.1% U.S.: +7.4% |
— | — |
| Median age | 39.5±3Lowest about the U.S. average |
48.2±8Highest 24% above U.S. |
41.4±2.6 6% above U.S. |
44.3±1.5 14% above U.S. |
| Sheffield and Plainville are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 19.8%±2.3Highest U.S.: 22% |
13.3%±4Lowest U.S.: 22% |
18.6%±3.4 U.S.: 22% |
15.6%±2.3 U.S.: 22% |
| Killingly and Windsor Locks 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% |
23.2%±5.2Highest U.S.: 17.2% |
18.2%±2.7Lowest U.S.: 17.2% |
20.1%±2.8 U.S.: 17.2% |
| Sheffield and Plainville 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% |
37.5%Highest U.S.: 35.7% |
28.6% U.S.: 35.7% |
30% U.S.: 35.7% |
| Enrolled in collegeshare of residents | 5.4%±1.9 U.S.: 6.4% |
4.2%±4.5Lowest U.S.: 6.4% |
5.9%±1.8 U.S.: 6.4% |
6.2%±1.6Highest U.S.: 6.4% |
| Plainville 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 4% above U.S. |
$92,120±$31kHighest 14% above U.S. |
$81,205±$13kLowest about the U.S. average |
$84,343±$7k 4% above U.S. |
| Sheffield and Killingly 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. |
$409,400±$32kHighest 23% above U.S. |
$258,800±$14k 22% below U.S. |
$254,000±$14kLowest 24% below U.S. |
| Rentmedian gross, monthly | $1,044±$141Lowest 26% below U.S. |
$1,837±$1kHighest 30% above U.S. |
$1,394±$187 about the U.S. average |
$1,126±$147 20% below U.S. |
| Sheffield 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 26% above U.S. |
$4,520 45% above U.S. |
$3,688Lowest 18% above U.S. |
$4,798Highest 54% above U.S. |
| Renters paying 30%+of income on rent | 42.8%±10.9 U.S.: 51.1% |
29.2%±21.2Lowest U.S.: 51.1% |
58.2%±16.8Highest U.S.: 51.1% |
40.3%±12.4 U.S.: 51.1% |
| Windsor Locks 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 U.S.: 12.5% |
6.4%Lowest U.S.: 12.5% |
10.9% U.S.: 12.5% |
6.5% U.S.: 12.5% |
| Housing | ||||
| Homeownersof occupied homes | 71.6% U.S.: 65.2% |
82.3%Highest U.S.: 65.2% |
77.1% U.S.: 65.2% |
67.7%Lowest U.S.: 65.2% |
| Typical home builtmedian year | 1968 12 yrs older than U.S. |
1975Highest 5 yrs older than U.S. |
1961Lowest 19 yrs older than U.S. |
1971 9 yrs older than U.S. |
| Getting to work | ||||
| Average commuteone way | 28 minHighest 6% above U.S. |
21 minLowest 22% below U.S. |
22 min 17% below U.S. |
21 min 20% below U.S. |
| Work from home | 11.1%±2.3 U.S.: 15.1% |
8.5%±5.2Lowest U.S.: 15.1% |
17.7%±3.7Highest U.S.: 15.1% |
10.7%±2 U.S.: 15.1% |
| Schools | ||||
| Public school scoresrank in state, math + reading | #136 of 149 in CT | #250 of 282 in MA | #109 of 149 in CT | #89 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Southern Berkshire | Windsor Locks School District | Judicial Centers · Plainville School District |
| High school in town | Killingly High School | Mt Everett Regional | Windsor Locks High School | Plainville High School |
| Students per teacherat that high school | 11.1 |
7.8Lowest |
8.9 |
11.4Highest |
| 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.



