Compare towns
Killingly vs Northbridge vs Griswold 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 oldest housing (typical home built 1968).
Northbridge has the most expensive homes ($449k median).
Griswold has the oldest population (median age 48.1).
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 | Northbridge | Griswold | Plainfield |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 17,867Highest |
16,458 |
11,530Lowest |
15,141 |
| Growth since 20102010 → 2020 census | — | +4% U.S.: +7.4% |
— | — |
| Median age | 39.5±3 about the U.S. average |
43.8±2.6 13% above U.S. |
48.1±3.9Highest 24% above U.S. |
37±4.5Lowest 5% below U.S. |
| Griswold and Northbridge 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% |
21.1%±2.9Highest U.S.: 22% |
18.5%±3.7Lowest U.S.: 22% |
19.4%±2.6 U.S.: 22% |
| Northbridge and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 19.7%±2.4Highest U.S.: 17.2% |
16.4%±2.1Lowest U.S.: 17.2% |
17.8%±3.5 U.S.: 17.2% |
16.6%±2.4 U.S.: 17.2% |
| Killingly and Griswold 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% |
36.9%Highest U.S.: 35.7% |
19.9% U.S.: 35.7% |
15%Lowest U.S.: 35.7% |
| Enrolled in collegeshare of residents | 5.4%±1.9 U.S.: 6.4% |
4.3%±1.3 U.S.: 6.4% |
1.8%±1.1Lowest U.S.: 6.4% |
5.6%±1.8Highest U.S.: 6.4% |
| 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 | $84,350±$8k 4% above U.S. |
$111,319±$19kHighest 38% above U.S. |
$78,719±$11k about the U.S. average |
$76,993±$8kLowest 5% below U.S. |
| Home valuemedian, owner-occupied | $288,600±$15k 13% below U.S. |
$448,600±$15kHighest 35% above U.S. |
$275,900±$42k 17% below U.S. |
$272,100±$16kLowest 18% below U.S. |
| Rentmedian gross, monthly | $1,044±$141Lowest 26% below U.S. |
$1,207±$102Highest 15% below U.S. |
$1,177±$65 17% below U.S. |
$1,204±$70 15% below U.S. |
| Northbridge and Plainfield are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Property taxmedian, yearly | $3,922Lowest 26% above U.S. |
$4,821Highest 55% above U.S. |
$4,628 48% above U.S. |
$4,209 35% above U.S. |
| Renters paying 30%+of income on rent | 42.8%±10.9 U.S.: 51.1% |
51.2%±9.8 U.S.: 51.1% |
57.5%±15.5Highest U.S.: 51.1% |
39.8%±9.5Lowest U.S.: 51.1% |
| Griswold and Northbridge are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 11.4%Highest U.S.: 12.5% |
7.9% U.S.: 12.5% |
7.6%Lowest U.S.: 12.5% |
8.7% U.S.: 12.5% |
| Housing | ||||
| Homeownersof occupied homes | 71.6% U.S.: 65.2% |
70.5%Lowest U.S.: 65.2% |
73.3% U.S.: 65.2% |
73.6%Highest U.S.: 65.2% |
| Typical home builtmedian year | 1968Lowest 12 yrs older than U.S. |
1973 7 yrs older than U.S. |
1977Highest 3 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. |
31 minHighest 17% above U.S. |
27 minLowest about the U.S. average |
| Work from home | 11.1%±2.3 U.S.: 15.1% |
16.2%±3.6Highest U.S.: 15.1% |
9%±3.6Lowest U.S.: 15.1% |
10%±4 U.S.: 15.1% |
| Northbridge 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 | #136 of 149 in CT | #226 of 282 in MA | #118 of 149 in CT | #131 of 149 in CT |
| School district | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Northbridge | Griswold School District | Plainfield School District |
| High school in town | Killingly High School | Northbridge High | Griswold High School | Plainfield High School |
| Students per teacherat that high school | 11.1 |
10.8 |
11.5Highest |
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.