Compare towns
Killingly vs Springfield vs Griswold vs Putnam
Cost, people, housing, commute and schools, side by side, each benchmarked against the U.S..
What stands out worked out from the figures below
Killingly has the most people working from home (11.1%).
Springfield has the most kids (24.2% under 18).
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 | Springfield | Griswold | Putnam |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 17,867 |
154,749Highest |
11,530 |
9,292Lowest |
| Growth since 20102010 → 2020 census | — | +1.9% U.S.: +7.4% |
— | — |
| Median age | 39.5±3 about the U.S. average |
33.7±0.5Lowest 13% below U.S. |
48.1±3.9Highest 24% above U.S. |
43.7±3 12% above U.S. |
| Griswold and Putnam are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 19.8%±2.3 U.S.: 22% |
24.2%±0.9Highest U.S.: 22% |
18.5%±3.7Lowest U.S.: 22% |
18.6%±3.6 U.S.: 22% |
| Age 65+ | 19.7%±2.4Highest U.S.: 17.2% |
13.2%±0.7Lowest U.S.: 17.2% |
17.8%±3.5 U.S.: 17.2% |
18.5%±3.1 U.S.: 17.2% |
| Killingly and Putnam 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 U.S.: 35.7% |
20.5% U.S.: 35.7% |
19.9%Lowest U.S.: 35.7% |
20% U.S.: 35.7% |
| Enrolled in collegeshare of residents | 5.4%±1.9 U.S.: 6.4% |
7.5%±0.5Highest U.S.: 6.4% |
1.8%±1.1Lowest U.S.: 6.4% |
3.9%±1.4 U.S.: 6.4% |
| Springfield and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Cost of living | ||||
| Household incomemedian | $84,350±$8kHighest 4% above U.S. |
$52,656±$2kLowest 35% below U.S. |
$78,719±$11k about the U.S. average |
$70,561±$7k 13% below U.S. |
| 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 13% below U.S. |
$245,000±$4kLowest 26% below U.S. |
$275,900±$42k 17% below U.S. |
$269,200±$11k 19% below U.S. |
| 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 26% below U.S. |
$1,144±$55 19% below U.S. |
$1,177±$65Highest 17% below U.S. |
$1,149±$44 19% below U.S. |
| Griswold and Putnam are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Property taxmedian, yearly | $3,922 26% above U.S. |
$3,695Lowest 18% above U.S. |
$4,628Highest 48% above U.S. |
$3,860 24% above U.S. |
| Renters paying 30%+of income on rent | 42.8%±10.9 U.S.: 51.1% |
57.7%±3.1Highest U.S.: 51.1% |
57.5%±15.5 U.S.: 51.1% |
37.7%±11.6Lowest U.S.: 51.1% |
| Springfield and Griswold are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 11.4% U.S.: 12.5% |
25.8%Highest U.S.: 12.5% |
7.6%Lowest U.S.: 12.5% |
11.5% U.S.: 12.5% |
| Housing | ||||
| Homeownersof occupied homes | 71.6% U.S.: 65.2% |
49.6%Lowest U.S.: 65.2% |
73.3%Highest U.S.: 65.2% |
59.8% U.S.: 65.2% |
| Typical home builtmedian year | 1968 12 yrs older than U.S. |
1952Lowest 28 yrs older than U.S. |
1977Highest 3 yrs older than U.S. |
1961 19 yrs older than U.S. |
| Getting to work | ||||
| Average commuteone way | 28 min 6% above U.S. |
20 minLowest 23% below U.S. |
31 minHighest 17% above U.S. |
25 min 6% below U.S. |
| Work from home | 11.1%±2.3Highest U.S.: 15.1% |
8.4%±0.9Lowest U.S.: 15.1% |
9%±3.6 U.S.: 15.1% |
9%±2.8 U.S.: 15.1% |
| 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 | #276 of 282 in MA | #118 of 149 in CT | #128 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Springfield | Griswold School District | Putnam School District |
| High school in town | Killingly High School | Springfield Central High | Griswold High School | Putnam High School |
| Students per teacherat that high school | 11.1 |
12.2Highest |
11.5 |
9.5Lowest |
| On TownTapestry | ||||
| Old photos in History | None yet | 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.



