Compare towns
Thompson vs Killingly vs Griswold vs Putnam
Cost, people, housing, commute and schools, side by side, each benchmarked against Connecticut.
What stands out worked out from the figures below
Thompson has the most people working from home (13.1%).
Killingly has the youngest population (median age 39.5).
Putnam has the most renters (40.2% rent).
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 | Thompson | Killingly | Griswold | Putnam |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 9,337 |
17,867Highest |
11,530 |
9,292Lowest |
| Median age | 54.1±2.2Highest 32% above CT |
39.5±3Lowest 4% below CT |
48.1±3.9 17% above CT |
43.7±3 6% above CT |
| Thompson and Griswold are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 11.4%±2.8Lowest CT: 20.2% |
19.8%±2.3Highest CT: 20.2% |
18.5%±3.7 CT: 20.2% |
18.6%±3.6 CT: 20.2% |
| Killingly and Putnam are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 24.4%±4.3Highest CT: 18.5% |
19.7%±2.4 CT: 18.5% |
17.8%±3.5Lowest CT: 18.5% |
18.5%±3.1 CT: 18.5% |
| Thompson and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Bachelor’s degree+adults 25+ | 21.9% CT: 42.5% |
22.9%Highest CT: 42.5% |
19.9%Lowest CT: 42.5% |
20% CT: 42.5% |
| Enrolled in collegeshare of residents | 2.9%±1.3 CT: 7.1% |
5.4%±1.9Highest CT: 7.1% |
1.8%±1.1Lowest CT: 7.1% |
3.9%±1.4 CT: 7.1% |
| Killingly and Putnam are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Cost of living | ||||
| Household incomemedian | $93,629±$18kHighest about the CT average |
$84,350±$8k 12% below CT |
$78,719±$11k 18% below CT |
$70,561±$7kLowest 26% below CT |
| Thompson and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Home valuemedian, owner-occupied | $291,900±$24kHighest 20% below CT |
$288,600±$15k 21% below CT |
$275,900±$42k 25% below CT |
$269,200±$11kLowest 27% below CT |
| Thompson and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Rentmedian gross, monthly | $1,012±$344Lowest 32% below CT |
$1,044±$141 30% below CT |
$1,177±$65Highest 21% below CT |
$1,149±$44 23% below CT |
| Griswold and Putnam are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Property taxmedian, yearly | $3,822Lowest 42% below CT |
$3,922 41% below CT |
$4,628Highest 30% below CT |
$3,860 42% below CT |
| Renters paying 30%+of income on rent | 54%±18.7 CT: 52.6% |
42.8%±10.9 CT: 52.6% |
57.5%±15.5Highest CT: 52.6% |
37.7%±11.6Lowest CT: 52.6% |
| Griswold and Thompson are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 5.9%Lowest CT: 10% |
11.4% CT: 10% |
7.6% CT: 10% |
11.5%Highest CT: 10% |
| Housing | ||||
| Homeownersof occupied homes | 84.3%Highest CT: 66.5% |
71.6% CT: 66.5% |
73.3% CT: 66.5% |
59.8%Lowest CT: 66.5% |
| Typical home builtmedian year | 1963 4 yrs older than CT |
1968 1 yr newer than CT |
1977Highest 10 yrs newer than CT |
1961Lowest 6 yrs older than CT |
| Getting to work | ||||
| Average commuteone way | 32 minHighest 20% above CT |
28 min 5% above CT |
31 min 17% above CT |
25 minLowest 6% below CT |
| Work from home | 13.1%±4.4Highest CT: 16% |
11.1%±2.3 CT: 16% |
9%±3.6Lowest CT: 16% |
9%±2.8Lowest CT: 16% |
| Thompson 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 | #130 of 149 in CT | #136 of 149 in CT | #118 of 149 in CT | #128 of 149 in CT |
| School district | Thompson School District | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Griswold School District | Putnam School District |
| High school in town | Tourtellotte Memorial High School | Killingly High School | Griswold High School | Putnam High School |
| Students per teacherat that high school | 7.9Lowest |
11.1 |
11.5Highest |
9.5 |
| On TownTapestry | ||||
| Old photos in History | None yet | None yet | 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.



