Compare towns
Derby vs Groton 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 oldest population (median age 46.4).
Groton has the most renters (54.6% rent).
Windsor Locks has the most homeowners (77.1%).
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 | Groton | Windsor Locks |
|---|---|---|---|
| Your priorities | |||
| People | |||
| Population | 12,487 |
9,490Lowest |
12,579Highest |
| Growth since 20102010 → 2020 census | -4.5%Highest CT: +0.9% |
-9.6%Lowest CT: +0.9% |
— |
| Median age | 46.4±3.1Highest 13% above CT |
39±3.7Lowest 5% below CT |
41.4±2.6 about the CT average |
| Derby and Windsor Locks 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% |
15.7%±3.5 CT: 20.2% |
18.6%±3.4Highest CT: 20.2% |
| Windsor Locks and Groton 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% |
16.2%±2.7Lowest CT: 18.5% |
18.2%±2.7 CT: 18.5% |
| Derby and Windsor Locks are within the Census margin of error here, so we can’t say which is really higher. | |||
| Bachelor’s degree+adults 25+ | 35.6% CT: 42.5% |
38.8%Highest CT: 42.5% |
28.6%Lowest CT: 42.5% |
| Enrolled in collegeshare of residents | 5.9%±2Highest CT: 7.1% |
4.2%±1.7Lowest CT: 7.1% |
5.9%±1.8Highest CT: 7.1% |
| Cost of living | |||
| Household incomemedian | $79,500±$11kLowest 17% below CT |
$79,577±$8k 17% below CT |
$81,205±$13kHighest 15% below CT |
| Windsor Locks and Groton 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 |
$306,600±$26kHighest 16% below CT |
$258,800±$14k 29% below CT |
| Rentmedian gross, monthly | $1,452±$95Highest about the CT average |
$1,250±$98Lowest 16% 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 |
$4,411 34% below CT |
$3,688Lowest 44% below CT |
| Renters paying 30%+of income on rent | 53.9%±12.6 CT: 52.6% |
46.5%±11.7Lowest CT: 52.6% |
58.2%±16.8Highest CT: 52.6% |
| Windsor Locks and Derby are within the Census margin of error here, so we can’t say which is really higher. | |||
| Below poverty line | 10.8%Lowest CT: 10% |
18.6%Highest CT: 10% |
10.9% CT: 10% |
| Housing | |||
| Homeownersof occupied homes | 61.9% CT: 66.5% |
45.4%Lowest CT: 66.5% |
77.1%Highest CT: 66.5% |
| Typical home builtmedian year | 1967 same as CT |
1971Highest 4 yrs newer than CT |
1961Lowest 6 yrs older than CT |
| Getting to work | |||
| Average commuteone way | 27 minHighest about the CT average |
18 minLowest 34% below CT |
22 min 17% below CT |
| Work from home | 15.1%±4.8 CT: 16% |
4.8%±2Lowest 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 | — | #109 of 149 in CT |
| School district | Derby School District | — | Windsor Locks School District |
| High school in town | Derby High School | — | Windsor Locks High School |
| Students per teacherat that high school | 9.7Highest |
— | 8.9Lowest |
| On TownTapestry | |||
| Old photos in History | 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.