Compare towns
Killingly vs Mendon vs Plainfield vs Plainville
Cost, people, housing, commute and schools, side by side, each benchmarked against the U.S..
What stands out worked out from the figures below
Killingly has the oldest housing (typical home built 1968).
Mendon has the most expensive homes ($616k median).
Plainfield has the youngest population (median age 37).
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 | Mendon | Plainfield | Plainville |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 17,867Highest |
6,325Lowest |
15,141 |
17,551 |
| Growth since 20102010 → 2020 census | — | +6.7% U.S.: +7.4% |
— | — |
| Median age | 39.5±3 about the U.S. average |
44.1±4.4 13% above U.S. |
37±4.5Lowest 5% below U.S. |
44.3±1.5Highest 14% above U.S. |
| Plainville and Mendon are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 19.8%±2.3 U.S.: 22% |
22.8%±6.2Highest U.S.: 22% |
19.4%±2.6 U.S.: 22% |
15.6%±2.3Lowest U.S.: 22% |
| Mendon and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 19.7%±2.4 U.S.: 17.2% |
14.7%±3.4Lowest U.S.: 17.2% |
16.6%±2.4 U.S.: 17.2% |
20.1%±2.8Highest U.S.: 17.2% |
| Plainville and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Bachelor’s degree+adults 25+ | 22.9% U.S.: 35.7% |
46.9%Highest U.S.: 35.7% |
15%Lowest U.S.: 35.7% |
30% U.S.: 35.7% |
| Enrolled in collegeshare of residents | 5.4%±1.9Lowest U.S.: 6.4% |
6.8%±2.5Highest U.S.: 6.4% |
5.6%±1.8 U.S.: 6.4% |
6.2%±1.6 U.S.: 6.4% |
| Mendon and Plainville 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 4% above U.S. |
$132,256±$33kHighest 64% above U.S. |
$76,993±$8kLowest 5% below U.S. |
$84,343±$7k 4% above U.S. |
| Home valuemedian, owner-occupied | $288,600±$15k 13% below U.S. |
$616,000±$37kHighest 85% above U.S. |
$272,100±$16k 18% below U.S. |
$254,000±$14kLowest 24% below U.S. |
| Rentmedian gross, monthly | $1,044±$141Lowest 26% below U.S. |
$1,840±$196Highest 30% above U.S. |
$1,204±$70 15% below U.S. |
$1,126±$147 20% below U.S. |
| Property taxmedian, yearly | $3,922Lowest 26% above U.S. |
$7,213Highest 131% above U.S. |
$4,209 35% above U.S. |
$4,798 54% above U.S. |
| Renters paying 30%+of income on rent | 42.8%±10.9 U.S.: 51.1% |
78.7%±26Highest U.S.: 51.1% |
39.8%±9.5Lowest U.S.: 51.1% |
40.3%±12.4 U.S.: 51.1% |
| Mendon and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 11.4%Highest U.S.: 12.5% |
7.1% U.S.: 12.5% |
8.7% U.S.: 12.5% |
6.5%Lowest U.S.: 12.5% |
| Housing | ||||
| Homeownersof occupied homes | 71.6% U.S.: 65.2% |
86.9%Highest U.S.: 65.2% |
73.6% U.S.: 65.2% |
67.7%Lowest U.S.: 65.2% |
| Typical home builtmedian year | 1968Lowest 12 yrs older than U.S. |
1985Highest 5 yrs newer than U.S. |
1971 9 yrs older than U.S. |
1971 9 yrs older than U.S. |
| Getting to work | ||||
| Average commuteone way | 28 min 6% above U.S. |
30 minHighest 14% above U.S. |
27 min about the U.S. average |
21 minLowest 20% below U.S. |
| Work from home | 11.1%±2.3 U.S.: 15.1% |
15.1%±5.7Highest U.S.: 15.1% |
10%±4Lowest U.S.: 15.1% |
10.7%±2 U.S.: 15.1% |
| Mendon 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 | #210 of 282 in MA | #131 of 149 in CT | #89 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Mendon-Upton | Plainfield School District | Judicial Centers · Plainville School District |
| High school in town | Killingly High School | None in town | Plainfield High School | Plainville High School |
| Students per teacherat that high school | 11.1 |
— | 10.3Lowest |
11.4Highest |
| 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.



