Compare towns
Derby vs Griswold vs Killingly vs Windsor Locks
Cost, people, housing, commute and schools, side by side, each benchmarked against Connecticut.
What stands out worked out from the figures below
Derby has the most renters (38.1% rent).
Griswold has the oldest population (median age 48.1).
Killingly has the most kids (19.8% under 18).
Windsor Locks has the shortest commute (22 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 | Derby | Griswold | Killingly | Windsor Locks |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 12,487 |
11,530Lowest |
17,867Highest |
12,579 |
| Growth since 20102010 → 2020 census | -4.5% CT: +0.9% |
— | — | — |
| Median age | 46.4±3.1 13% above CT |
48.1±3.9Highest 17% above CT |
39.5±3Lowest 4% below CT |
41.4±2.6 about the CT average |
| Griswold and Derby are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 14.6%±2.9Lowest CT: 20.2% |
18.5%±3.7 CT: 20.2% |
19.8%±2.3Highest CT: 20.2% |
18.6%±3.4 CT: 20.2% |
| Killingly and Windsor Locks are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 21.1%±3.9Highest CT: 18.5% |
17.8%±3.5Lowest CT: 18.5% |
19.7%±2.4 CT: 18.5% |
18.2%±2.7 CT: 18.5% |
| Derby and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Bachelor’s degree+adults 25+ | 35.6%Highest CT: 42.5% |
19.9%Lowest CT: 42.5% |
22.9% CT: 42.5% |
28.6% CT: 42.5% |
| Enrolled in collegeshare of residents | 5.9%±2Highest CT: 7.1% |
1.8%±1.1Lowest CT: 7.1% |
5.4%±1.9 CT: 7.1% |
5.9%±1.8Highest CT: 7.1% |
| Cost of living | ||||
| Household incomemedian | $79,500±$11k 17% below CT |
$78,719±$11kLowest 18% below CT |
$84,350±$8kHighest 12% below CT |
$81,205±$13k 15% below CT |
| Killingly and Windsor Locks are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Home valuemedian, owner-occupied | $256,700±$21kLowest 30% below CT |
$275,900±$42k 25% below CT |
$288,600±$15kHighest 21% below CT |
$258,800±$14k 29% below CT |
| Killingly and Griswold are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Rentmedian gross, monthly | $1,452±$95Highest about the CT average |
$1,177±$65 21% below CT |
$1,044±$141Lowest 30% below CT |
$1,394±$187 6% below CT |
| Derby and Windsor Locks are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Property taxmedian, yearly | $5,510Highest 17% below CT |
$4,628 30% below CT |
$3,922 41% below CT |
$3,688Lowest 44% below CT |
| Renters paying 30%+of income on rent | 53.9%±12.6 CT: 52.6% |
57.5%±15.5 CT: 52.6% |
42.8%±10.9Lowest CT: 52.6% |
58.2%±16.8Highest CT: 52.6% |
| Windsor Locks and Griswold are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 10.8% CT: 10% |
7.6%Lowest CT: 10% |
11.4%Highest CT: 10% |
10.9% CT: 10% |
| Housing | ||||
| Homeownersof occupied homes | 61.9%Lowest CT: 66.5% |
73.3% CT: 66.5% |
71.6% CT: 66.5% |
77.1%Highest CT: 66.5% |
| Typical home builtmedian year | 1967 same as CT |
1977Highest 10 yrs newer than CT |
1968 1 yr newer than CT |
1961Lowest 6 yrs older than CT |
| Getting to work | ||||
| Average commuteone way | 27 min about the CT average |
31 minHighest 17% above CT |
28 min 5% above CT |
22 minLowest 17% below CT |
| Work from home | 15.1%±4.8 CT: 16% |
9%±3.6Lowest CT: 16% |
11.1%±2.3 CT: 16% |
17.7%±3.7Highest CT: 16% |
| Windsor Locks 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 | #138 of 149 in CT | #118 of 149 in CT | #136 of 149 in CT | #109 of 149 in CT |
| School district | Derby School District | Griswold School District | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Windsor Locks School District |
| High school in town | Derby High School | Griswold High School | Killingly High School | Windsor Locks High School |
| Students per teacherat that high school | 9.7 |
11.5Highest |
11.1 |
8.9Lowest |
| 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.