Compare towns

Killingly vs Plainfield vs Millis vs Seymour

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 most renters (28.4% rent).
Plainfield has the youngest population (median age 37).
Millis has the most expensive homes ($604k median).

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.

MeasureKillinglyPlainfieldMillisSeymour
People
Population
17,867Highest
15,141
8,888Lowest
16,889
Growth since 20102010 → 2020 census — —
+7.2%
U.S.: +7.4%
—
Median age
39.5±3
about the U.S. average
37±4.5Lowest
5% below U.S.
46.4±3Highest
19% above U.S.
41.6±3
7% above U.S.
Millis and Seymour are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
19.8%±2.3Highest
U.S.: 22%
19.4%±2.6
U.S.: 22%
18.4%±2.8Lowest
U.S.: 22%
19.3%±3.9
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%
16.6%±2.4Lowest
U.S.: 17.2%
23.5%±3.9Highest
U.S.: 17.2%
16.8%±2.4
U.S.: 17.2%
Millis 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%
15%Lowest
U.S.: 35.7%
54.5%Highest
U.S.: 35.7%
33.3%
U.S.: 35.7%
Enrolled in collegeshare of residents
5.4%±1.9
U.S.: 6.4%
5.6%±1.8
U.S.: 6.4%
4.9%±1.6Lowest
U.S.: 6.4%
6.4%±2.1Highest
U.S.: 6.4%
Seymour and Plainfield 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.
$76,993±$8kLowest
5% below U.S.
$155,996±$9kHighest
93% above U.S.
$107,708±$15k
33% above U.S.
Home valuemedian, owner-occupied
$288,600±$15k
13% below U.S.
$272,100±$16kLowest
18% below U.S.
$603,500±$31kHighest
81% above U.S.
$370,000±$19k
11% above U.S.
Rentmedian gross, monthly
$1,044±$141Lowest
26% below U.S.
$1,204±$70
15% below U.S.
$1,696±$279Highest
20% above U.S.
$1,608±$86
14% above U.S.
Millis and Seymour 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.
$4,209
35% above U.S.
$9,344Highest
200% above U.S.
$6,635
113% above U.S.
Renters paying 30%+of income on rent
42.8%±10.9
U.S.: 51.1%
39.8%±9.5Lowest
U.S.: 51.1%
56.5%±16.6Highest
U.S.: 51.1%
45.2%±17.3
U.S.: 51.1%
Millis and Seymour 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%
8.7%
U.S.: 12.5%
4.8%Lowest
U.S.: 12.5%
6.7%
U.S.: 12.5%
Housing
Homeownersof occupied homes
71.6%Lowest
U.S.: 65.2%
73.6%
U.S.: 65.2%
83.2%Highest
U.S.: 65.2%
74.2%
U.S.: 65.2%
Typical home builtmedian year
1968Lowest
12 yrs older than U.S.
1971
9 yrs older than U.S.
1974Highest
6 yrs older than U.S.
1973
7 yrs older than U.S.
Getting to work
Average commuteone way
28 min
6% above U.S.
27 minLowest
about the U.S. average
31 min
16% above U.S.
32 minHighest
21% above U.S.
Work from home
11.1%±2.3
U.S.: 15.1%
10%±4Lowest
U.S.: 15.1%
17.5%±4.2Highest
U.S.: 15.1%
16.4%±3.5
U.S.: 15.1%
Millis and Seymour 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 #131 of 149 in CT #63 of 282 in MA #105 of 149 in CT
School district Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Plainfield School District Millis Seymour School District
High school in town Killingly High School Plainfield High School Millis High School Seymour High School
Students per teacherat that high school
11.1
10.3Lowest
10.7
11.8Highest
On TownTapestry
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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.