Compare towns
Killingly vs Griswold vs Sprague vs Putnam
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 most homeowners (73.3%).
Sprague has the highest household income ($93k).
Putnam has the shortest commute (25 min average).
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 | Sprague | Putnam |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 17,867Highest |
11,530 |
2,962Lowest |
9,292 |
| Median age | 39.5±3Lowest 4% below CT |
48.1±3.9 17% above CT |
48.5±10.7Highest 18% above CT |
43.7±3 6% above CT |
| Sprague and Griswold are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 19.8%±2.3Highest CT: 20.2% |
18.5%±3.7 CT: 20.2% |
17.1%±5.4Lowest 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+ | 19.7%±2.4 CT: 18.5% |
17.8%±3.5Lowest CT: 18.5% |
19.9%±3.9Highest CT: 18.5% |
18.5%±3.1 CT: 18.5% |
| Sprague and Killingly 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% CT: 42.5% |
19.2%Lowest CT: 42.5% |
20% CT: 42.5% |
| Enrolled in collegeshare of residents | 5.4%±1.9Highest CT: 7.1% |
1.8%±1.1 CT: 7.1% |
0.6%±0.6Lowest 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 | $84,350±$8k 12% below CT |
$78,719±$11k 18% below CT |
$92,850±$11kHighest 3% below CT |
$70,561±$7kLowest 26% below CT |
| Sprague and Killingly 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±$42k 25% below CT |
$273,500±$17k 25% below CT |
$269,200±$11kLowest 27% 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±$65 21% below CT |
$1,247±$144Highest 16% below CT |
$1,149±$44 23% below CT |
| Sprague and Griswold are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Property taxmedian, yearly | $3,922 41% below CT |
$4,628 30% below CT |
$4,668Highest 30% below CT |
$3,860Lowest 42% below CT |
| Renters paying 30%+of income on rent | 42.8%±10.9 CT: 52.6% |
57.5%±15.5Highest CT: 52.6% |
26.9%±12.2Lowest CT: 52.6% |
37.7%±11.6 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% CT: 10% |
7.6%Lowest CT: 10% |
8.1% CT: 10% |
11.5%Highest CT: 10% |
| Housing | ||||
| Homeownersof occupied homes | 71.6% CT: 66.5% |
73.3%Highest CT: 66.5% |
67.2% CT: 66.5% |
59.8%Lowest CT: 66.5% |
| Typical home builtmedian year | 1968 1 yr newer than CT |
1977Highest 10 yrs newer than CT |
1959Lowest 8 yrs older than CT |
1961 6 yrs older than CT |
| Getting to work | ||||
| Average commuteone way | 28 min 5% above CT |
31 minHighest 17% above CT |
30 min 12% above CT |
25 minLowest 6% below CT |
| Work from home | 11.1%±2.3Highest CT: 16% |
9%±3.6 CT: 16% |
5%±2.9Lowest CT: 16% |
9%±2.8 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 | #141 of 149 in CT | #128 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Griswold School District | Sprague School District | Putnam School District |
| High school in town | Killingly High School | Griswold High School | None in town | Putnam High School |
| Students per teacherat that high school | 11.1 |
11.5Highest |
— | 9.5Lowest |
| 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.



