Compare towns
Griswold vs Mendon vs Killingly
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).
Mendon has the most expensive homes ($616k median).
Killingly has the youngest population (median age 39.5).
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 | Mendon | Killingly |
|---|---|---|---|
| Your priorities | |||
| People | |||
| Population | 11,530 |
6,325Lowest |
17,867Highest |
| Growth since 20102010 → 2020 census | — | +6.7% U.S.: +7.4% |
— |
| Median age | 48.1±3.9Highest 24% above U.S. |
44.1±4.4 13% above U.S. |
39.5±3Lowest about the U.S. average |
| Griswold and Mendon are within the Census margin of error here, so we can’t say which is really higher. | |||
| Kids under 18 | 18.5%±3.7Lowest U.S.: 22% |
22.8%±6.2Highest U.S.: 22% |
19.8%±2.3 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+ | 17.8%±3.5 U.S.: 17.2% |
14.7%±3.4Lowest U.S.: 17.2% |
19.7%±2.4Highest U.S.: 17.2% |
| Killingly and Griswold 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% |
46.9%Highest U.S.: 35.7% |
22.9% U.S.: 35.7% |
| Enrolled in collegeshare of residents | 1.8%±1.1Lowest U.S.: 6.4% |
6.8%±2.5Highest U.S.: 6.4% |
5.4%±1.9 U.S.: 6.4% |
| Mendon and Killingly are within the Census margin of error here, so we can’t say which is really higher. | |||
| Cost of living | |||
| Household incomemedian | $78,719±$11kLowest about the U.S. average |
$132,256±$33kHighest 64% above U.S. |
$84,350±$8k 4% above U.S. |
| Home valuemedian, owner-occupied | $275,900±$42kLowest 17% below U.S. |
$616,000±$37kHighest 85% above U.S. |
$288,600±$15k 13% below U.S. |
| Rentmedian gross, monthly | $1,177±$65 17% below U.S. |
$1,840±$196Highest 30% above U.S. |
$1,044±$141Lowest 26% below U.S. |
| Property taxmedian, yearly | $4,628 48% above U.S. |
$7,213Highest 131% above U.S. |
$3,922Lowest 26% above U.S. |
| Renters paying 30%+of income on rent | 57.5%±15.5 U.S.: 51.1% |
78.7%±26Highest U.S.: 51.1% |
42.8%±10.9Lowest U.S.: 51.1% |
| Mendon 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% |
7.1%Lowest U.S.: 12.5% |
11.4%Highest U.S.: 12.5% |
| Housing | |||
| Homeownersof occupied homes | 73.3% U.S.: 65.2% |
86.9%Highest U.S.: 65.2% |
71.6%Lowest U.S.: 65.2% |
| Typical home builtmedian year | 1977 3 yrs older than U.S. |
1985Highest 5 yrs newer than U.S. |
1968Lowest 12 yrs older than U.S. |
| Getting to work | |||
| Average commuteone way | 31 minHighest 17% above U.S. |
30 min 14% above U.S. |
28 minLowest 6% above U.S. |
| Work from home | 9%±3.6Lowest U.S.: 15.1% |
15.1%±5.7Highest U.S.: 15.1% |
11.1%±2.3 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 | #118 of 149 in CT | #210 of 282 in MA | #136 of 149 in CT |
| School district | Griswold School District | Mendon-Upton | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS |
| High school in town | Griswold High School | None in town | Killingly High School |
| Students per teacherat that high school | 11.5Highest |
— | 11.1Lowest |
| On TownTapestry | |||
| Old photos in History | 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.