Compare towns
Killingly vs Griswold
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 most people working from home (11.1%).
Griswold has the oldest population (median age 48.1).
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 | Griswold |
|---|---|---|
| Your priorities | ||
| People | ||
| Population | 17,867Highest |
11,530Lowest |
| Median age | 39.5±3Lowest 4% below CT |
48.1±3.9Highest 17% above CT |
| Kids under 18 | 19.8%±2.3Highest CT: 20.2% |
18.5%±3.7Lowest CT: 20.2% |
| Killingly and Griswold are within the Census margin of error here, so we can’t say which is really higher. | ||
| Age 65+ | 19.7%±2.4Highest CT: 18.5% |
17.8%±3.5Lowest CT: 18.5% |
| 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+ | 22.9%Highest CT: 42.5% |
19.9%Lowest CT: 42.5% |
| Enrolled in collegeshare of residents | 5.4%±1.9Highest CT: 7.1% |
1.8%±1.1Lowest CT: 7.1% |
| Cost of living | ||
| Household incomemedian | $84,350±$8kHighest 12% below CT |
$78,719±$11kLowest 18% below CT |
| Killingly and Griswold are within the Census margin of error here, so we can’t say which is really higher. | ||
| Home valuemedian, owner-occupied | $288,600±$15kHighest 21% below CT |
$275,900±$42kLowest 25% below CT |
| Killingly and Griswold 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 |
$1,177±$65Highest 21% below CT |
| Griswold and Killingly 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 |
$4,628Highest 30% below CT |
| Renters paying 30%+of income on rent | 42.8%±10.9Lowest CT: 52.6% |
57.5%±15.5Highest CT: 52.6% |
| Griswold 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 CT: 10% |
7.6%Lowest CT: 10% |
| Housing | ||
| Homeownersof occupied homes | 71.6%Lowest CT: 66.5% |
73.3%Highest CT: 66.5% |
| Typical home builtmedian year | 1968Lowest 1 yr newer than CT |
1977Highest 10 yrs newer than CT |
| Getting to work | ||
| Average commuteone way | 28 minLowest 5% above CT |
31 minHighest 17% above CT |
| Work from home | 11.1%±2.3Highest CT: 16% |
9%±3.6Lowest CT: 16% |
| Killingly and Griswold 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 | #118 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Griswold School District |
| High school in town | Killingly High School | Griswold High School |
| Students per teacherat that high school | 11.1Lowest |
11.5Highest |
| On TownTapestry | ||
| Old photos in Our Story | 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.

