Compare towns
Griswold vs Killingly vs Ayer vs Plymouth
Cost, people, housing, commute and schools, side by side, each benchmarked against the U.S..
What stands out worked out from the figures below
Griswold has the oldest population (median age 48.1).
Killingly has the youngest population (median age 39.5).
Ayer has the most expensive homes ($445k median).
Plymouth has the highest household income ($95k).
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 | Griswold | Killingly | Ayer | Plymouth |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 11,530 |
17,867Highest |
3,098Lowest |
11,746 |
| Growth since 20102010 → 2020 census | — | — | +4.1% U.S.: +7.4% |
— |
| Median age | 48.1±3.9Highest 24% above U.S. |
39.5±3Lowest about the U.S. average |
42.1±6.9 8% above U.S. |
44.6±2.8 15% above U.S. |
| Griswold and Plymouth are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 18.5%±3.7 U.S.: 22% |
19.8%±2.3 U.S.: 22% |
20.8%±5.3Highest U.S.: 22% |
17.6%±2.5Lowest 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+ | 17.8%±3.5 U.S.: 17.2% |
19.7%±2.4Highest U.S.: 17.2% |
15.3%±5.5Lowest U.S.: 17.2% |
18.9%±2.4 U.S.: 17.2% |
| Killingly and Plymouth are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Bachelor’s degree+adults 25+ | 19.9%Lowest U.S.: 35.7% |
22.9% U.S.: 35.7% |
37.7%Highest U.S.: 35.7% |
29.3% U.S.: 35.7% |
| Enrolled in collegeshare of residents | 1.8%±1.1Lowest U.S.: 6.4% |
5.4%±1.9Highest U.S.: 6.4% |
4.2%±3 U.S.: 6.4% |
4.7%±1.6 U.S.: 6.4% |
| Killingly and Plymouth are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Cost of living | ||||
| Household incomemedian | $78,719±$11k about the U.S. average |
$84,350±$8k 4% above U.S. |
$74,878±$17kLowest 7% below U.S. |
$94,514±$14kHighest 17% above U.S. |
| Plymouth and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Home valuemedian, owner-occupied | $275,900±$42k 17% below U.S. |
$288,600±$15k 13% below U.S. |
$444,600±$43kHighest 34% above U.S. |
$275,000±$14kLowest 17% below U.S. |
| Rentmedian gross, monthly | $1,177±$65 17% below U.S. |
$1,044±$141Lowest 26% below U.S. |
$1,240±$169 12% below U.S. |
$1,276±$132Highest 10% below U.S. |
| Plymouth and Ayer are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Property taxmedian, yearly | $4,628 48% above U.S. |
$3,922Lowest 26% above U.S. |
$4,911 57% above U.S. |
$5,819Highest 87% above U.S. |
| Renters paying 30%+of income on rent | 57.5%±15.5 U.S.: 51.1% |
42.8%±10.9Lowest U.S.: 51.1% |
46.9%±21.9 U.S.: 51.1% |
57.9%±26.1Highest U.S.: 51.1% |
| Plymouth and Griswold are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 7.6% U.S.: 12.5% |
11.4%Highest U.S.: 12.5% |
6.9%Lowest U.S.: 12.5% |
8.5% U.S.: 12.5% |
| Housing | ||||
| Homeownersof occupied homes | 73.3% U.S.: 65.2% |
71.6% U.S.: 65.2% |
58.1%Lowest U.S.: 65.2% |
76.7%Highest U.S.: 65.2% |
| Typical home builtmedian year | 1977Highest 3 yrs older than U.S. |
1968 12 yrs older than U.S. |
1952Lowest 28 yrs older than U.S. |
1965 15 yrs older than U.S. |
| Getting to work | ||||
| Average commuteone way | 31 minHighest 17% above U.S. |
28 minLowest 6% above U.S. |
29 min 8% above U.S. |
29 min 8% above U.S. |
| Work from home | 9%±3.6Lowest U.S.: 15.1% |
11.1%±2.3 U.S.: 15.1% |
19.8%±6.1Highest U.S.: 15.1% |
13.4%±5.1 U.S.: 15.1% |
| Ayer and Plymouth 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 | #118 of 149 in CT | #136 of 149 in CT | #113 of 282 in MA | #86 of 149 in CT |
| School district | Griswold School District | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | — | Plymouth School District |
| High school in town | Griswold High School | Killingly High School | — | Terryville High School |
| Students per teacherat that high school | 11.5Highest |
11.1 |
— | 10.7Lowest |
| On TownTapestry | ||||
| Old photos in History | None yet | None yet | None yet | 6 photos → |
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.