Compare towns
Griswold vs Killingly vs North Haven vs Plainfield
Cost, people, housing, commute and schools, side by side, each benchmarked against Connecticut.
What stands out worked out from the figures below
Griswold has the oldest population (median age 48.1).
Killingly has the most renters (28.4% rent).
North Haven has the highest household income ($133k).
Plainfield has the youngest population (median age 37).
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 | North Haven | Plainfield |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 11,530Lowest |
17,867 |
24,336Highest |
15,141 |
| Median age | 48.1±3.9Highest 17% above CT |
39.5±3 4% below CT |
45.7±1.3 11% above CT |
37±4.5Lowest 10% below CT |
| Griswold and North Haven are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 18.5%±3.7Lowest CT: 20.2% |
19.8%±2.3 CT: 20.2% |
21.5%±2.5Highest CT: 20.2% |
19.4%±2.6 CT: 20.2% |
| North Haven and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 17.8%±3.5 CT: 18.5% |
19.7%±2.4 CT: 18.5% |
22.3%±2.1Highest CT: 18.5% |
16.6%±2.4Lowest CT: 18.5% |
| North Haven 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% CT: 42.5% |
22.9% CT: 42.5% |
46.5%Highest CT: 42.5% |
15%Lowest CT: 42.5% |
| Enrolled in collegeshare of residents | 1.8%±1.1Lowest CT: 7.1% |
5.4%±1.9 CT: 7.1% |
4.5%±1.3 CT: 7.1% |
5.6%±1.8Highest CT: 7.1% |
| Plainfield 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 18% below CT |
$84,350±$8k 12% below CT |
$132,689±$7kHighest 39% above CT |
$76,993±$8kLowest 20% below CT |
| Home valuemedian, owner-occupied | $275,900±$42k 25% below CT |
$288,600±$15k 21% below CT |
$393,200±$15kHighest 7% above CT |
$272,100±$16kLowest 26% below CT |
| Rentmedian gross, monthly | $1,177±$65 21% below CT |
$1,044±$141Lowest 30% below CT |
$1,720±$127Highest 16% above CT |
$1,204±$70 19% below CT |
| Property taxmedian, yearly | $4,628 30% below CT |
$3,922Lowest 41% below CT |
$6,964Highest 5% above CT |
$4,209 37% below CT |
| Renters paying 30%+of income on rent | 57.5%±15.5Highest CT: 52.6% |
42.8%±10.9 CT: 52.6% |
45.2%±10 CT: 52.6% |
39.8%±9.5Lowest CT: 52.6% |
| Griswold and North Haven are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 7.6% CT: 10% |
11.4%Highest CT: 10% |
4.1%Lowest CT: 10% |
8.7% CT: 10% |
| Housing | ||||
| Homeownersof occupied homes | 73.3% CT: 66.5% |
71.6%Lowest CT: 66.5% |
81.3%Highest CT: 66.5% |
73.6% CT: 66.5% |
| Typical home builtmedian year | 1977Highest 10 yrs newer than CT |
1968 1 yr newer than CT |
1964Lowest 3 yrs older than CT |
1971 4 yrs newer than CT |
| Getting to work | ||||
| Average commuteone way | 31 minHighest 17% above CT |
28 min 5% above CT |
22 minLowest 18% below CT |
27 min about the CT average |
| Work from home | 9%±3.6Lowest CT: 16% |
11.1%±2.3 CT: 16% |
14.9%±2.8Highest CT: 16% |
10%±4 CT: 16% |
| North Haven 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 | #118 of 149 in CT | #136 of 149 in CT | #84 of 149 in CT | #131 of 149 in CT |
| School district | Griswold School District | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Area Cooperative Educational Services · North Haven School District | Plainfield School District |
| High school in town | Griswold High School | Killingly High School | North Haven High School | Plainfield High School |
| Students per teacherat that high school | 11.5Highest |
11.1 |
11.0 |
10.3Lowest |
| 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.



