Compare towns
Killingly vs Ayer vs Millville vs Plainfield
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).
Ayer has the most people working from home (21.6%).
Millville has the highest household income ($127k).
Plainfield has the most affordable homes ($272k 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 | Killingly | Ayer | Millville | Plainfield |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 17,867Highest |
8,645 |
3,160Lowest |
15,141 |
| Growth since 20102010 → 2020 census | — | +14.2%Highest U.S.: +7.4% |
-0.5%Lowest U.S.: +7.4% |
— |
| Median age | 39.5±3 about the U.S. average |
39.2±2.8 about the U.S. average |
46±2.2Highest 18% above U.S. |
37±4.5Lowest 5% below U.S. |
| Kids under 18 | 19.8%±2.3 U.S.: 22% |
20.3%±3.9Highest U.S.: 22% |
17.7%±3.5Lowest U.S.: 22% |
19.4%±2.6 U.S.: 22% |
| Ayer and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 19.7%±2.4Highest U.S.: 17.2% |
14.5%±2.8Lowest U.S.: 17.2% |
15.8%±5.4 U.S.: 17.2% |
16.6%±2.4 U.S.: 17.2% |
| Killingly and Plainfield 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% |
42.3%Highest U.S.: 35.7% |
30.6% U.S.: 35.7% |
15%Lowest U.S.: 35.7% |
| Enrolled in collegeshare of residents | 5.4%±1.9 U.S.: 6.4% |
4.5%±1.5 U.S.: 6.4% |
4%±1.8Lowest U.S.: 6.4% |
5.6%±1.8Highest U.S.: 6.4% |
| Plainfield 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 4% above U.S. |
$101,875±$15k 26% above U.S. |
$127,188±$32kHighest 58% above U.S. |
$76,993±$8kLowest 5% below U.S. |
| Millville and Ayer are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Home valuemedian, owner-occupied | $288,600±$15k 13% below U.S. |
$463,800±$29kHighest 39% above U.S. |
$444,600±$25k 34% above U.S. |
$272,100±$16kLowest 18% below U.S. |
| Ayer and Millville are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Rentmedian gross, monthly | $1,044±$141Lowest 26% below U.S. |
$1,415±$180 about the U.S. average |
$1,468±$234Highest 4% above U.S. |
$1,204±$70 15% below U.S. |
| Millville and Ayer are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Property taxmedian, yearly | $3,922Lowest 26% above U.S. |
$5,057 62% above U.S. |
$5,327Highest 71% above U.S. |
$4,209 35% above U.S. |
| Renters paying 30%+of income on rent | 42.8%±10.9 U.S.: 51.1% |
45.1%±14.2Highest U.S.: 51.1% |
36.2%±24.5Lowest U.S.: 51.1% |
39.8%±9.5 U.S.: 51.1% |
| Ayer 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% |
10.7% U.S.: 12.5% |
4.6%Lowest U.S.: 12.5% |
8.7% U.S.: 12.5% |
| Housing | ||||
| Homeownersof occupied homes | 71.6% U.S.: 65.2% |
69.2%Lowest U.S.: 65.2% |
86.9%Highest U.S.: 65.2% |
73.6% U.S.: 65.2% |
| Typical home builtmedian year | 1968Lowest 12 yrs older than U.S. |
1977Highest 3 yrs older than U.S. |
1974 6 yrs older than U.S. |
1971 9 yrs older than U.S. |
| Getting to work | ||||
| Average commuteone way | 28 min 6% above U.S. |
33 minHighest 25% above U.S. |
32 min 21% above U.S. |
27 minLowest about the U.S. average |
| Work from home | 11.1%±2.3 U.S.: 15.1% |
21.6%±5.9Highest U.S.: 15.1% |
11.1%±4 U.S.: 15.1% |
10%±4Lowest U.S.: 15.1% |
| Schools | ||||
| Public school scoresrank in state, math + reading | #136 of 149 in CT | #113 of 282 in MA | #180 of 282 in MA | #131 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Ayer Shirley School District | Blackstone-Millville | Plainfield School District |
| High school in town | Killingly High School | Ayer Shirley Regional High School | None in town | Plainfield High School |
| Students per teacherat that high school | 11.1 |
11.5Highest |
— | 10.3Lowest |
| On TownTapestry | ||||
| Old photos in History | None yet | 12 photos → | 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.



