Compare towns
Killingly vs Griswold vs Northampton vs Plainfield
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 highest household income ($84k).
Griswold has the oldest population (median age 48.1).
Northampton has the most people working from home (24.1%).
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 | Killingly | Griswold | Northampton | Plainfield |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 17,867 |
11,530Lowest |
30,962Highest |
15,141 |
| Growth since 20102010 → 2020 census | — | — | +3.6% U.S.: +7.4% |
— |
| Median age | 39.5±3 about the U.S. average |
48.1±3.9Highest 24% above U.S. |
41.3±2.2 6% above U.S. |
37±4.5Lowest 5% below U.S. |
| Kids under 18 | 19.8%±2.3Highest U.S.: 22% |
18.5%±3.7 U.S.: 22% |
16%±1.8Lowest U.S.: 22% |
19.4%±2.6 U.S.: 22% |
| Killingly and Plainfield are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 19.7%±2.4 U.S.: 17.2% |
17.8%±3.5 U.S.: 17.2% |
20.4%±1.7Highest U.S.: 17.2% |
16.6%±2.4Lowest U.S.: 17.2% |
| Northampton 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% U.S.: 35.7% |
19.9% U.S.: 35.7% |
62.7%Highest U.S.: 35.7% |
15%Lowest U.S.: 35.7% |
| Enrolled in collegeshare of residents | 5.4%±1.9 U.S.: 6.4% |
1.8%±1.1Lowest U.S.: 6.4% |
14%±1.4Highest U.S.: 6.4% |
5.6%±1.8 U.S.: 6.4% |
| Cost of living | ||||
| Household incomemedian | $84,350±$8kHighest 4% above U.S. |
$78,719±$11k about the U.S. average |
$80,288±$6k about the U.S. average |
$76,993±$8kLowest 5% below U.S. |
| Killingly and Northampton are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Home valuemedian, owner-occupied | $288,600±$15k 13% below U.S. |
$275,900±$42k 17% below U.S. |
$429,700±$17kHighest 29% above U.S. |
$272,100±$16kLowest 18% below U.S. |
| Rentmedian gross, monthly | $1,044±$141Lowest 26% below U.S. |
$1,177±$65 17% below U.S. |
$1,439±$75Highest about the U.S. average |
$1,204±$70 15% below U.S. |
| Property taxmedian, yearly | $3,922Lowest 26% above U.S. |
$4,628 48% above U.S. |
$5,680Highest 82% above U.S. |
$4,209 35% above U.S. |
| Renters paying 30%+of income on rent | 42.8%±10.9 U.S.: 51.1% |
57.5%±15.5 U.S.: 51.1% |
57.6%±6.7Highest U.S.: 51.1% |
39.8%±9.5Lowest U.S.: 51.1% |
| Northampton 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% |
7.6%Lowest U.S.: 12.5% |
13.4%Highest U.S.: 12.5% |
8.7% U.S.: 12.5% |
| Housing | ||||
| Homeownersof occupied homes | 71.6% U.S.: 65.2% |
73.3% U.S.: 65.2% |
57.3%Lowest U.S.: 65.2% |
73.6%Highest U.S.: 65.2% |
| Typical home builtmedian year | 1968 12 yrs older than U.S. |
1977Highest 3 yrs older than U.S. |
1955Lowest 25 yrs older than U.S. |
1971 9 yrs older than U.S. |
| Getting to work | ||||
| Average commuteone way | 28 min 6% above U.S. |
31 minHighest 17% above U.S. |
21 minLowest 19% below U.S. |
27 min about the U.S. average |
| Work from home | 11.1%±2.3 U.S.: 15.1% |
9%±3.6Lowest U.S.: 15.1% |
24.1%±3.4Highest U.S.: 15.1% |
10%±4 U.S.: 15.1% |
| Schools | ||||
| Public school scoresrank in state, math + reading | #136 of 149 in CT | #118 of 149 in CT | #159 of 282 in MA | #131 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Griswold School District | Northampton · Northampton-Smith Vocational Agricultural | Plainfield School District |
| High school in town | Killingly High School | Griswold High School | Northampton High | Plainfield High School |
| Students per teacherat that high school | 11.1 |
11.5 |
14.7Highest |
10.3Lowest |
| 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.



