Compare towns
Griswold vs Groton vs Killingly vs Lisbon
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).
Groton has the most people working from home (27.5%).
Killingly has the shortest commute (28 min average).
Lisbon has the most homeowners (97.9%).
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 | Groton | Killingly | Lisbon |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 11,530 |
11,390 |
17,867Highest |
4,211Lowest |
| Growth since 20102010 → 2020 census | — | +6.3% U.S.: +7.4% |
— | — |
| Median age | 48.1±3.9Highest 24% above U.S. |
41.4±2.7 6% above U.S. |
39.5±3Lowest about the U.S. average |
44.5±5.2 14% above U.S. |
| Griswold and Lisbon 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% |
28.3%±4.9Highest U.S.: 22% |
19.8%±2.3 U.S.: 22% |
22.1%±6.4 U.S.: 22% |
| Groton and Lisbon are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 17.8%±3.5 U.S.: 17.2% |
17.3%±2.8Lowest U.S.: 17.2% |
19.7%±2.4 U.S.: 17.2% |
21.3%±4.3Highest U.S.: 17.2% |
| Lisbon 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% U.S.: 35.7% |
70.1%Highest U.S.: 35.7% |
22.9% U.S.: 35.7% |
19.2%Lowest U.S.: 35.7% |
| Enrolled in collegeshare of residents | 1.8%±1.1Lowest U.S.: 6.4% |
5.6%±1.9Highest U.S.: 6.4% |
5.4%±1.9 U.S.: 6.4% |
4.2%±2.1 U.S.: 6.4% |
| Groton 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±$11kLowest about the U.S. average |
$192,958±$27kHighest 139% above U.S. |
$84,350±$8k 4% above U.S. |
$92,708±$12k 15% above U.S. |
| Home valuemedian, owner-occupied | $275,900±$42kLowest 17% below U.S. |
$743,400±$46kHighest 123% above U.S. |
$288,600±$15k 13% below U.S. |
$315,700±$26k 5% below U.S. |
| Rentmedian gross, monthly | $1,177±$65 17% below U.S. |
$1,458±$335Highest 3% above U.S. |
$1,044±$141Lowest 26% below U.S. |
— |
| Groton 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. |
$10,000+Highest at least 221% above U.S. |
$3,922Lowest 26% above U.S. |
$4,044 30% above U.S. |
| Renters paying 30%+of income on rent | 57.5%±15.5 U.S.: 51.1% |
43.8%±17 U.S.: 51.1% |
42.8%±10.9Lowest U.S.: 51.1% |
100%±75.1Highest U.S.: 51.1% |
| Lisbon 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% |
3.8%Lowest U.S.: 12.5% |
11.4%Highest U.S.: 12.5% |
6.6% U.S.: 12.5% |
| Housing | ||||
| Homeownersof occupied homes | 73.3% U.S.: 65.2% |
88.8% U.S.: 65.2% |
71.6%Lowest U.S.: 65.2% |
97.9%Highest U.S.: 65.2% |
| Typical home builtmedian year | 1977 3 yrs older than U.S. |
1988Highest 8 yrs newer than U.S. |
1968Lowest 12 yrs older than U.S. |
1976 4 yrs older than U.S. |
| Getting to work | ||||
| Average commuteone way | 31 min 17% above U.S. |
32 minHighest 22% above U.S. |
28 minLowest 6% above U.S. |
32 min 20% above U.S. |
| Work from home | 9%±3.6 U.S.: 15.1% |
27.5%±5.8Highest U.S.: 15.1% |
11.1%±2.3 U.S.: 15.1% |
8.3%±3.4Lowest U.S.: 15.1% |
| Schools | ||||
| Public school scoresrank in state, math + reading | #118 of 149 in CT | #39 of 282 in MA | #136 of 149 in CT | #102 of 149 in CT |
| School district | Griswold School District | Groton-Dunstable | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Lisbon School District |
| High school in town | Griswold High School | Groton Dunstable Regional | Killingly High School | None in town |
| Students per teacherat that high school | 11.5 |
13.7Highest |
11.1Lowest |
— |
| 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.