Compare towns
Deep River vs Killingly vs Cornwall vs Deep River Center
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 most kids (19.8% under 18).
Cornwall has the most expensive homes ($555k median).
Deep River Center has the most renters (45.2% 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 | Deep River | Killingly | Cornwall | Deep River Center |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 4,458 |
17,867Highest |
1,425Lowest |
2,407 |
| Growth since 20102010 → 2020 census | — | — | — | +11.3% CT: +0.9% |
| Median age | 46.2±5.6 12% above CT |
39.5±3Lowest 4% below CT |
53.9±5.1Highest 31% above CT |
49±3.2 19% above CT |
| Cornwall and Deep River Center are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 16.6%±4.7 CT: 20.2% |
19.8%±2.3Highest CT: 20.2% |
14.9%±2.8Lowest CT: 20.2% |
16.2%±4.6 CT: 20.2% |
| Killingly and Deep River are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 22.1%±4.1 CT: 18.5% |
19.7%±2.4Lowest CT: 18.5% |
29.4%±2.5Highest CT: 18.5% |
24.6%±4.1 CT: 18.5% |
| Cornwall and Deep River Center are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Bachelor’s degree+adults 25+ | 44.6% CT: 42.5% |
22.9%Lowest CT: 42.5% |
59.1%Highest CT: 42.5% |
45% CT: 42.5% |
| Enrolled in collegeshare of residents | 3.8%±2.2 CT: 7.1% |
5.4%±1.9Highest CT: 7.1% |
4.9%±3 CT: 7.1% |
3.4%±2.9Lowest CT: 7.1% |
| Killingly and Cornwall are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Cost of living | ||||
| Household incomemedian | $90,253±$19k 6% below CT |
$84,350±$8k 12% below CT |
$128,864±$34kHighest 35% above CT |
$71,447±$23kLowest 25% below CT |
| Cornwall and Deep River are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Home valuemedian, owner-occupied | $362,200±$26k about the CT average |
$288,600±$15kLowest 21% below CT |
$554,600±$106kHighest 51% above CT |
$334,600±$36k 9% below CT |
| Rentmedian gross, monthly | $1,221±$185 18% below CT |
$1,044±$141Lowest 30% below CT |
$1,047±$121 30% below CT |
$1,242±$224Highest 17% below CT |
| Deep River Center and Deep River are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Property taxmedian, yearly | $6,092Highest 8% below CT |
$3,922Lowest 41% below CT |
$5,792 13% below CT |
$5,194 22% below CT |
| Renters paying 30%+of income on rent | 58.2%±22.9Highest CT: 52.6% |
42.8%±10.9Lowest CT: 52.6% |
46.8%±31.9 CT: 52.6% |
56.9%±23.6 CT: 52.6% |
| Deep River and Deep River Center are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 8.2%Lowest CT: 10% |
11.4%Highest CT: 10% |
8.2%Lowest CT: 10% |
10.3% CT: 10% |
| Housing | ||||
| Homeownersof occupied homes | 69.2% CT: 66.5% |
71.6% CT: 66.5% |
87.3%Highest CT: 66.5% |
54.8%Lowest CT: 66.5% |
| Typical home builtmedian year | 1974Highest 7 yrs newer than CT |
1968 1 yr newer than CT |
1959Lowest 8 yrs older than CT |
1966 1 yr older than CT |
| Getting to work | ||||
| Average commuteone way | 24 min 9% below CT |
28 min 5% above CT |
30 minHighest 13% above CT |
20 minLowest 25% below CT |
| Work from home | 15.2%±5.6 CT: 16% |
11.1%±2.3Lowest CT: 16% |
32.4%±13.6Highest CT: 16% |
22%±8.4 CT: 16% |
| Cornwall and Deep River Center 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 | #70 of 149 in CT | #136 of 149 in CT | — | — |
| School district | Deep River School District · Regional School District 04 | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Cornwall School District | — |
| High school in town | Valley Regional High School | Killingly High School | None in town | — |
| Students per teacherat that high school | 9.3Lowest |
11.1Highest |
— | — |
| 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.