Compare towns
Plainfield vs Southwick vs Windsor Locks vs Killingly
Cost, people, housing, commute and schools, side by side, each benchmarked against the U.S..
What stands out worked out from the figures below
Plainfield has the youngest population (median age 37).
Southwick has the highest household income ($120k).
Windsor Locks has the shortest commute (22 min average).
Killingly has the most renters (28.4% 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 | Plainfield | Southwick | Windsor Locks | Killingly |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 15,141 |
9,217Lowest |
12,579 |
17,867Highest |
| Growth since 20102010 → 2020 census | — | -2.8% U.S.: +7.4% |
— | — |
| Median age | 37±4.5Lowest 5% below U.S. |
46.8±1.8Highest 20% above U.S. |
41.4±2.6 6% above U.S. |
39.5±3 about the U.S. average |
| Kids under 18 | 19.4%±2.6 U.S.: 22% |
18.2%±3Lowest U.S.: 22% |
18.6%±3.4 U.S.: 22% |
19.8%±2.3Highest U.S.: 22% |
| Killingly and Plainfield are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 16.6%±2.4Lowest U.S.: 17.2% |
21%±3.4Highest U.S.: 17.2% |
18.2%±2.7 U.S.: 17.2% |
19.7%±2.4 U.S.: 17.2% |
| Southwick and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Bachelor’s degree+adults 25+ | 15%Lowest U.S.: 35.7% |
35.1%Highest U.S.: 35.7% |
28.6% U.S.: 35.7% |
22.9% U.S.: 35.7% |
| Enrolled in collegeshare of residents | 5.6%±1.8 U.S.: 6.4% |
4.5%±1.7Lowest U.S.: 6.4% |
5.9%±1.8Highest U.S.: 6.4% |
5.4%±1.9 U.S.: 6.4% |
| Windsor Locks and Plainfield are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Cost of living | ||||
| Household incomemedian | $76,993±$8kLowest 5% below U.S. |
$120,462±$16kHighest 49% above U.S. |
$81,205±$13k about the U.S. average |
$84,350±$8k 4% above U.S. |
| Home valuemedian, owner-occupied | $272,100±$16k 18% below U.S. |
$397,500±$27kHighest 19% above U.S. |
$258,800±$14kLowest 22% below U.S. |
$288,600±$15k 13% below U.S. |
| Rentmedian gross, monthly | $1,204±$70 15% below U.S. |
$1,332±$72 6% below U.S. |
$1,394±$187Highest about the U.S. average |
$1,044±$141Lowest 26% below U.S. |
| Windsor Locks and Southwick are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Property taxmedian, yearly | $4,209 35% above U.S. |
$5,331Highest 71% above U.S. |
$3,688Lowest 18% above U.S. |
$3,922 26% above U.S. |
| Renters paying 30%+of income on rent | 39.8%±9.5Lowest U.S.: 51.1% |
51%±10 U.S.: 51.1% |
58.2%±16.8Highest U.S.: 51.1% |
42.8%±10.9 U.S.: 51.1% |
| Windsor Locks and Southwick are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 8.7% U.S.: 12.5% |
4%Lowest U.S.: 12.5% |
10.9% U.S.: 12.5% |
11.4%Highest U.S.: 12.5% |
| Housing | ||||
| Homeownersof occupied homes | 73.6% U.S.: 65.2% |
83.4%Highest U.S.: 65.2% |
77.1% U.S.: 65.2% |
71.6%Lowest U.S.: 65.2% |
| Typical home builtmedian year | 1971 9 yrs older than U.S. |
1978Highest 2 yrs older than U.S. |
1961Lowest 19 yrs older than U.S. |
1968 12 yrs older than U.S. |
| Getting to work | ||||
| Average commuteone way | 27 min about the U.S. average |
29 minHighest 8% above U.S. |
22 minLowest 17% below U.S. |
28 min 6% above U.S. |
| Work from home | 10%±4Lowest U.S.: 15.1% |
16.2%±5.1 U.S.: 15.1% |
17.7%±3.7Highest U.S.: 15.1% |
11.1%±2.3 U.S.: 15.1% |
| Windsor Locks and Southwick 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 | #211 of 282 in MA | #109 of 149 in CT | #136 of 149 in CT |
| School district | Plainfield School District | Southwick-Tolland-Granville Regional School District | Windsor Locks School District | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS |
| High school in town | Plainfield High School | Southwick Regional School | Windsor Locks High School | Killingly High School |
| Students per teacherat that high school | 10.3 |
11.0 |
8.9Lowest |
11.1Highest |
| 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.


