Compare towns
Griswold vs Killingly vs Preston vs Springfield
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).
Killingly has the most people working from home (11.1%).
Preston has the highest household income ($117k).
Springfield has the most renters (50.4% 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 | Griswold | Killingly | Preston | Springfield |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 11,530 |
17,867 |
4,821Lowest |
154,749Highest |
| Growth since 20102010 → 2020 census | — | — | — | +1.9% U.S.: +7.4% |
| Median age | 48.1±3.9Highest 24% above U.S. |
39.5±3 about the U.S. average |
46.2±7 19% above U.S. |
33.7±0.5Lowest 13% below U.S. |
| Griswold and Preston 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% |
19.8%±2.3 U.S.: 22% |
18.7%±4.4 U.S.: 22% |
24.2%±0.9Highest U.S.: 22% |
| Age 65+ | 17.8%±3.5 U.S.: 17.2% |
19.7%±2.4 U.S.: 17.2% |
23%±4.7Highest U.S.: 17.2% |
13.2%±0.7Lowest U.S.: 17.2% |
| Preston and Killingly 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% |
22.9% U.S.: 35.7% |
28.5%Highest U.S.: 35.7% |
20.5% U.S.: 35.7% |
| Enrolled in collegeshare of residents | 1.8%±1.1Lowest U.S.: 6.4% |
5.4%±1.9 U.S.: 6.4% |
4.9%±2.4 U.S.: 6.4% |
7.5%±0.5Highest 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 | $78,719±$11k about the U.S. average |
$84,350±$8k 4% above U.S. |
$116,648±$27kHighest 44% above U.S. |
$52,656±$2kLowest 35% below U.S. |
| Preston and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Home valuemedian, owner-occupied | $275,900±$42k 17% below U.S. |
$288,600±$15k 13% below U.S. |
$361,900±$13kHighest 9% above U.S. |
$245,000±$4kLowest 26% below U.S. |
| Rentmedian gross, monthly | $1,177±$65 17% below U.S. |
$1,044±$141Lowest 26% below U.S. |
$1,433±$1kHighest about the U.S. average |
$1,144±$55 19% below U.S. |
| Preston and Griswold are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Property taxmedian, yearly | $4,628 48% above U.S. |
$3,922 26% above U.S. |
$4,749Highest 52% above U.S. |
$3,695Lowest 18% above U.S. |
| Renters paying 30%+of income on rent | 57.5%±15.5 U.S.: 51.1% |
42.8%±10.9Lowest U.S.: 51.1% |
52.6%±12.5 U.S.: 51.1% |
57.7%±3.1Highest 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 | 7.6% U.S.: 12.5% |
11.4% U.S.: 12.5% |
2.4%Lowest U.S.: 12.5% |
25.8%Highest U.S.: 12.5% |
| Housing | ||||
| Homeownersof occupied homes | 73.3% U.S.: 65.2% |
71.6% U.S.: 65.2% |
91.7%Highest U.S.: 65.2% |
49.6%Lowest U.S.: 65.2% |
| Typical home builtmedian year | 1977Highest 3 yrs older than U.S. |
1968 12 yrs older than U.S. |
1970 10 yrs older than U.S. |
1952Lowest 28 yrs older than U.S. |
| Getting to work | ||||
| Average commuteone way | 31 minHighest 17% above U.S. |
28 min 6% above U.S. |
22 min 16% below U.S. |
20 minLowest 23% below U.S. |
| Work from home | 9%±3.6 U.S.: 15.1% |
11.1%±2.3Highest U.S.: 15.1% |
10.3%±6 U.S.: 15.1% |
8.4%±0.9Lowest U.S.: 15.1% |
| Killingly and Preston 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 | #136 of 149 in CT | #93 of 149 in CT | #276 of 282 in MA |
| School district | Griswold School District | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Preston School District | Springfield |
| High school in town | Griswold High School | Killingly High School | None in town | Springfield Central High |
| Students per teacherat that high school | 11.5 |
11.1Lowest |
— | 12.2Highest |
| 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.



