Compare towns
Ansonia vs Millis vs Killingly vs Derby
Cost, people, housing, commute and schools, side by side, each benchmarked against the U.S..
What stands out worked out from the figures below
Ansonia has the most renters (41.9% rent).
Millis has the most expensive homes ($604k median).
Killingly has the most kids (19.8% under 18).
Derby has the most affordable homes ($257k median).
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 | Ansonia | Millis | Killingly | Derby |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 19,033Highest |
8,888Lowest |
17,867 |
12,487 |
| Growth since 20102010 → 2020 census | -1.7% U.S.: +7.4% |
+7.2%Highest U.S.: +7.4% |
— | -4.5%Lowest U.S.: +7.4% |
| Median age | 40.1±1.6 3% above U.S. |
46.4±3Highest 19% above U.S. |
39.5±3Lowest about the U.S. average |
46.4±3.1Highest 19% above U.S. |
| Kids under 18 | 18.3%±2.8 U.S.: 22% |
18.4%±2.8 U.S.: 22% |
19.8%±2.3Highest U.S.: 22% |
14.6%±2.9Lowest U.S.: 22% |
| Killingly and Millis are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 18.1%±2.7Lowest U.S.: 17.2% |
23.5%±3.9Highest U.S.: 17.2% |
19.7%±2.4 U.S.: 17.2% |
21.1%±3.9 U.S.: 17.2% |
| Millis and Derby are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Bachelor’s degree+adults 25+ | 21.9%Lowest U.S.: 35.7% |
54.5%Highest U.S.: 35.7% |
22.9% U.S.: 35.7% |
35.6% U.S.: 35.7% |
| Enrolled in collegeshare of residents | 6.2%±1.8Highest U.S.: 6.4% |
4.9%±1.6Lowest U.S.: 6.4% |
5.4%±1.9 U.S.: 6.4% |
5.9%±2 U.S.: 6.4% |
| Ansonia and Derby are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Cost of living | ||||
| Household incomemedian | $85,877±$10k 6% above U.S. |
$155,996±$9kHighest 93% above U.S. |
$84,350±$8k 4% above U.S. |
$79,500±$11kLowest about the U.S. average |
| Home valuemedian, owner-occupied | $287,200±$14k 14% below U.S. |
$603,500±$31kHighest 81% above U.S. |
$288,600±$15k 13% below U.S. |
$256,700±$21kLowest 23% below U.S. |
| Rentmedian gross, monthly | $1,476±$121 4% above U.S. |
$1,696±$279Highest 20% above U.S. |
$1,044±$141Lowest 26% below U.S. |
$1,452±$95 about the U.S. average |
| Millis and Ansonia are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Property taxmedian, yearly | $5,446 75% above U.S. |
$9,344Highest 200% above U.S. |
$3,922Lowest 26% above U.S. |
$5,510 77% above U.S. |
| Renters paying 30%+of income on rent | 39.7%±10Lowest U.S.: 51.1% |
56.5%±16.6Highest U.S.: 51.1% |
42.8%±10.9 U.S.: 51.1% |
53.9%±12.6 U.S.: 51.1% |
| Millis and Derby are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 9.4% U.S.: 12.5% |
4.8%Lowest U.S.: 12.5% |
11.4%Highest U.S.: 12.5% |
10.8% U.S.: 12.5% |
| Housing | ||||
| Homeownersof occupied homes | 58.1%Lowest U.S.: 65.2% |
83.2%Highest U.S.: 65.2% |
71.6% U.S.: 65.2% |
61.9% U.S.: 65.2% |
| Typical home builtmedian year | 1954Lowest 26 yrs older than U.S. |
1974Highest 6 yrs older than U.S. |
1968 12 yrs older than U.S. |
1967 13 yrs older than U.S. |
| Getting to work | ||||
| Average commuteone way | 27 minLowest about the U.S. average |
31 minHighest 16% above U.S. |
28 min 6% above U.S. |
27 min about the U.S. average |
| Work from home | 9.1%±2.9Lowest U.S.: 15.1% |
17.5%±4.2Highest U.S.: 15.1% |
11.1%±2.3 U.S.: 15.1% |
15.1%±4.8 U.S.: 15.1% |
| Millis 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 | #142 of 149 in CT | #63 of 282 in MA | #136 of 149 in CT | #138 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Ansonia School District | Millis | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Derby School District |
| High school in town | Emmett O'Brien Technical High School | Millis High School | Killingly High School | Derby High School |
| Students per teacherat that high school | 12.2Highest |
10.7 |
11.1 |
9.7Lowest |
| 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.



