Compare towns
Killingly vs Derby vs Brookfield vs Plainville
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 youngest population (median age 39.5).
Derby has the most renters (38.1% rent).
Brookfield has the highest household income ($148k).
Plainville has the shortest commute (21 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 | Derby | Brookfield | Plainville |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 17,867Highest |
12,487Lowest |
17,706 |
17,551 |
| Growth since 20102010 → 2020 census | — | -4.5% CT: +0.9% |
— | — |
| Median age | 39.5±3Lowest 4% below CT |
46.4±3.1Highest 13% above CT |
44.3±1.8 8% above CT |
44.3±1.5 8% above CT |
| Derby and Brookfield are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 19.8%±2.3 CT: 20.2% |
14.6%±2.9Lowest CT: 20.2% |
22.7%±3Highest CT: 20.2% |
15.6%±2.3 CT: 20.2% |
| Brookfield 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 CT: 18.5% |
21.1%±3.9Highest CT: 18.5% |
18.8%±2.8Lowest CT: 18.5% |
20.1%±2.8 CT: 18.5% |
| Derby 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 CT: 42.5% |
35.6% CT: 42.5% |
58.3%Highest CT: 42.5% |
30% CT: 42.5% |
| Enrolled in collegeshare of residents | 5.4%±1.9 CT: 7.1% |
5.9%±2 CT: 7.1% |
4.3%±1.4Lowest CT: 7.1% |
6.2%±1.6Highest CT: 7.1% |
| Plainville and Derby 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 |
$79,500±$11kLowest 17% below CT |
$148,360±$11kHighest 55% above CT |
$84,343±$7k 12% below CT |
| Home valuemedian, owner-occupied | $288,600±$15k 21% below CT |
$256,700±$21k 30% below CT |
$479,700±$24kHighest 31% above CT |
$254,000±$14kLowest 31% below CT |
| Rentmedian gross, monthly | $1,044±$141Lowest 30% below CT |
$1,452±$95 about the CT average |
$1,892±$183Highest 27% above CT |
$1,126±$147 24% below CT |
| Property taxmedian, yearly | $3,922Lowest 41% below CT |
$5,510 17% below CT |
$7,594Highest 14% above CT |
$4,798 28% below CT |
| Renters paying 30%+of income on rent | 42.8%±10.9 CT: 52.6% |
53.9%±12.6Highest CT: 52.6% |
35.9%±13.1Lowest CT: 52.6% |
40.3%±12.4 CT: 52.6% |
| Derby 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 CT: 10% |
10.8% CT: 10% |
4.1%Lowest CT: 10% |
6.5% CT: 10% |
| Housing | ||||
| Homeownersof occupied homes | 71.6% CT: 66.5% |
61.9%Lowest CT: 66.5% |
86.5%Highest CT: 66.5% |
67.7% CT: 66.5% |
| Typical home builtmedian year | 1968 1 yr newer than CT |
1967Lowest same as CT |
1978Highest 11 yrs newer than CT |
1971 4 yrs newer than CT |
| Getting to work | ||||
| Average commuteone way | 28 min 5% above CT |
27 min about the CT average |
28 minHighest 6% above CT |
21 minLowest 20% below CT |
| Work from home | 11.1%±2.3 CT: 16% |
15.1%±4.8 CT: 16% |
16.3%±3Highest CT: 16% |
10.7%±2Lowest CT: 16% |
| Brookfield and Derby 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 | #138 of 149 in CT | #67 of 149 in CT | #89 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Derby School District | Brookfield School District | Judicial Centers · Plainville School District |
| High school in town | Killingly High School | Derby High School | Brookfield High School | Plainville High School |
| Students per teacherat that high school | 11.1 |
9.7Lowest |
12.7Highest |
11.4 |
| 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.