Compare towns

Plainfield vs Smithfield vs Killingly vs Ansonia

Cost, people, housing, commute and schools, side by side, each benchmarked against the U.S..

What stands out worked out from the figures below

Plainfield has the youngest population (median age 37).
Smithfield has the most expensive homes ($446k median).
Killingly has the most kids (19.8% under 18).
Ansonia has the most renters (41.9% rent).

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.

MeasurePlainfieldSmithfieldKillinglyAnsonia
People
Population
15,141Lowest
22,233Highest
17,867
19,033
Growth since 20102010 → 2020 census —
+3.2%Highest
U.S.: +7.4%
—
-1.7%Lowest
U.S.: +7.4%
Median age
37±4.5Lowest
5% below U.S.
41.8±2.6Highest
7% above U.S.
39.5±3
about the U.S. average
40.1±1.6
3% above U.S.
Smithfield and Ansonia are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
19.4%±2.6
U.S.: 22%
16.9%±2.4Lowest
U.S.: 22%
19.8%±2.3Highest
U.S.: 22%
18.3%±2.8
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+
16.6%±2.4Lowest
U.S.: 17.2%
21.1%±2.1Highest
U.S.: 17.2%
19.7%±2.4
U.S.: 17.2%
18.1%±2.7
U.S.: 17.2%
Smithfield and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
15%Lowest
U.S.: 35.7%
40%Highest
U.S.: 35.7%
22.9%
U.S.: 35.7%
21.9%
U.S.: 35.7%
Enrolled in collegeshare of residents
5.6%±1.8
U.S.: 6.4%
16.7%±0.9Highest
U.S.: 6.4%
5.4%±1.9Lowest
U.S.: 6.4%
6.2%±1.8
U.S.: 6.4%
Cost of living
Household incomemedian
$76,993±$8kLowest
5% below U.S.
$102,077±$8kHighest
26% above U.S.
$84,350±$8k
4% above U.S.
$85,877±$10k
6% above U.S.
Smithfield and Ansonia are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied
$272,100±$16kLowest
18% below U.S.
$446,400±$12kHighest
34% above U.S.
$288,600±$15k
13% below U.S.
$287,200±$14k
14% below U.S.
Rentmedian gross, monthly
$1,204±$70
15% below U.S.
$1,016±$241Lowest
28% below U.S.
$1,044±$141
26% below U.S.
$1,476±$121Highest
4% above U.S.
Property taxmedian, yearly
$4,209
35% above U.S.
$5,207
67% above U.S.
$3,922Lowest
26% above U.S.
$5,446Highest
75% above U.S.
Renters paying 30%+of income on rent
39.8%±9.5
U.S.: 51.1%
57.1%±17.7Highest
U.S.: 51.1%
42.8%±10.9
U.S.: 51.1%
39.7%±10Lowest
U.S.: 51.1%
Smithfield and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
8.7%
U.S.: 12.5%
6.2%Lowest
U.S.: 12.5%
11.4%Highest
U.S.: 12.5%
9.4%
U.S.: 12.5%
Housing
Homeownersof occupied homes
73.6%
U.S.: 65.2%
81.6%Highest
U.S.: 65.2%
71.6%
U.S.: 65.2%
58.1%Lowest
U.S.: 65.2%
Typical home builtmedian year
1971
9 yrs older than U.S.
1976Highest
4 yrs older than U.S.
1968
12 yrs older than U.S.
1954Lowest
26 yrs older than U.S.
Getting to work
Average commuteone way
27 min
about the U.S. average
25 minLowest
7% below U.S.
28 minHighest
6% above U.S.
27 min
about the U.S. average
Work from home
10%±4
U.S.: 15.1%
14%±3.1Highest
U.S.: 15.1%
11.1%±2.3
U.S.: 15.1%
9.1%±2.9Lowest
U.S.: 15.1%
Smithfield 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 #131 of 149 in CT #8 of 38 in RI #136 of 149 in CT #142 of 149 in CT
School district Plainfield School District Smithfield Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Connecticut Technical Education and Career System · Ansonia School District
High school in town Plainfield High School Smithfield High School Killingly High School Emmett O'Brien Technical High School
Students per teacherat that high school
10.3Lowest
11.8
11.1
12.2Highest
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.