Compare towns
Killingly vs Haddam vs Prospect 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).
Haddam has the most expensive homes ($380k median).
Prospect has the highest household income ($126k).
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 | Haddam | Prospect | Plainville |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 17,867Highest |
8,644Lowest |
9,458 |
17,551 |
| Median age | 39.5±3Lowest 4% below CT |
45.9±2.6 12% above CT |
46.8±3.9Highest 14% above CT |
44.3±1.5 8% above CT |
| Prospect and Haddam 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% |
21.3%±3.5 CT: 20.2% |
21.4%±4.1Highest CT: 20.2% |
15.6%±2.3Lowest CT: 20.2% |
| Prospect and Haddam are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 19.7%±2.4Lowest CT: 18.5% |
21%±2.9 CT: 18.5% |
24.5%±4.3Highest CT: 18.5% |
20.1%±2.8 CT: 18.5% |
| Prospect and Haddam 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% |
47.6%Highest CT: 42.5% |
40.3% CT: 42.5% |
30% CT: 42.5% |
| Enrolled in collegeshare of residents | 5.4%±1.9 CT: 7.1% |
5.2%±2.2 CT: 7.1% |
3.5%±1.8Lowest CT: 7.1% |
6.2%±1.6Highest CT: 7.1% |
| Plainville and Killingly 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 |
$114,426±$15k 19% above CT |
$126,394±$18kHighest 32% above CT |
$84,343±$7kLowest 12% below CT |
| Prospect and Haddam are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Home valuemedian, owner-occupied | $288,600±$15k 21% below CT |
$379,700±$25kHighest 3% above CT |
$355,400±$21k 3% below CT |
$254,000±$14kLowest 31% below CT |
| Haddam and Prospect are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Rentmedian gross, monthly | $1,044±$141Lowest 30% below CT |
$1,567±$258 5% above CT |
$1,800±$433Highest 21% above CT |
$1,126±$147 24% below CT |
| Prospect and Haddam are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Property taxmedian, yearly | $3,922Lowest 41% below CT |
$7,045Highest 6% above CT |
$6,504 about the CT average |
$4,798 28% below CT |
| Renters paying 30%+of income on rent | 42.8%±10.9 CT: 52.6% |
63.2%±47Highest CT: 52.6% |
45.3%±31.8 CT: 52.6% |
40.3%±12.4Lowest CT: 52.6% |
| Haddam and Prospect 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% |
4.8% CT: 10% |
3.2%Lowest CT: 10% |
6.5% CT: 10% |
| Housing | ||||
| Homeownersof occupied homes | 71.6% CT: 66.5% |
86.7% CT: 66.5% |
93.5%Highest CT: 66.5% |
67.7%Lowest CT: 66.5% |
| Typical home builtmedian year | 1968Lowest 1 yr newer than CT |
1971 4 yrs newer than CT |
1974Highest 7 yrs newer than CT |
1971 4 yrs newer than CT |
| Getting to work | ||||
| Average commuteone way | 28 min 5% above CT |
31 minHighest 16% above CT |
28 min 4% above CT |
21 minLowest 20% below CT |
| Work from home | 11.1%±2.3 CT: 16% |
11.8%±3.3Highest CT: 16% |
10.1%±3.2Lowest CT: 16% |
10.7%±2 CT: 16% |
| Haddam and Killingly 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 | #25 of 149 in CT | #50 of 149 in CT | #89 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Regional School District 17 | Regional School District 16 | Judicial Centers · Plainville School District |
| High school in town | Killingly High School | Haddam-Killingworth High School | None in town | Plainville High School |
| Students per teacherat that high school | 11.1 |
9.5Lowest |
— | 11.4Highest |
| 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.



