Compare towns

Bethlehem vs Plainfield vs Killingly vs Watertown

Cost, people, housing, commute and schools, side by side, each benchmarked against Connecticut.

What stands out worked out from the figures below

Bethlehem has the most people working from home (13.9%).
Plainfield has the youngest population (median age 37).
Killingly has the most kids (19.8% under 18).
Watertown has the most homeowners (83.9%).

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.

MeasureBethlehemPlainfieldKillinglyWatertown
People
Population
3,423Lowest
15,141
17,867
22,253Highest
Median age
51.5±8.5Highest
25% above CT
37±4.5Lowest
10% below CT
39.5±3
4% below CT
46.3±2.9
13% above CT
Bethlehem and Watertown are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
16.3%±4Lowest
CT: 20.2%
19.4%±2.6
CT: 20.2%
19.8%±2.3Highest
CT: 20.2%
17.7%±2.6
CT: 20.2%
Killingly and Plainfield are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
24.5%±5.3Highest
CT: 18.5%
16.6%±2.4Lowest
CT: 18.5%
19.7%±2.4
CT: 18.5%
23.3%±2.8
CT: 18.5%
Bethlehem and Watertown are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
39.2%Highest
CT: 42.5%
15%Lowest
CT: 42.5%
22.9%
CT: 42.5%
38.6%
CT: 42.5%
Enrolled in collegeshare of residents
4.5%±3.1
CT: 7.1%
5.6%±1.8Highest
CT: 7.1%
5.4%±1.9
CT: 7.1%
4.2%±1.4Lowest
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
$108,929±$16kHighest
14% above CT
$76,993±$8kLowest
20% below CT
$84,350±$8k
12% below CT
$101,691±$7k
6% above CT
Bethlehem and Watertown are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied
$410,900±$36kHighest
12% above CT
$272,100±$16kLowest
26% below CT
$288,600±$15k
21% below CT
$333,500±$16k
9% below CT
Rentmedian gross, monthly
$1,127±$124
24% below CT
$1,204±$70
19% below CT
$1,044±$141Lowest
30% below CT
$1,275±$227Highest
14% below CT
Watertown and Plainfield are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly
$5,932
11% below CT
$4,209
37% below CT
$3,922Lowest
41% below CT
$6,014Highest
9% below CT
Renters paying 30%+of income on rent
69.7%±38.5Highest
CT: 52.6%
39.8%±9.5Lowest
CT: 52.6%
42.8%±10.9
CT: 52.6%
56.6%±13.3
CT: 52.6%
Bethlehem and Watertown are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
10.4%
CT: 10%
8.7%
CT: 10%
11.4%Highest
CT: 10%
4.3%Lowest
CT: 10%
Housing
Homeownersof occupied homes
70.2%Lowest
CT: 66.5%
73.6%
CT: 66.5%
71.6%
CT: 66.5%
83.9%Highest
CT: 66.5%
Typical home builtmedian year
1976Highest
9 yrs newer than CT
1971
4 yrs newer than CT
1968Lowest
1 yr newer than CT
1969
2 yrs newer than CT
Getting to work
Average commuteone way
29 minHighest
9% above CT
27 min
about the CT average
28 min
5% above CT
24 minLowest
10% below CT
Work from home
13.9%±5Highest
CT: 16%
10%±4Lowest
CT: 16%
11.1%±2.3
CT: 16%
10.1%±2.3
CT: 16%
Bethlehem 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 #82 of 149 in CT #131 of 149 in CT #136 of 149 in CT #126 of 149 in CT
School district Regional School District 14 Plainfield School District Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Watertown School District
High school in town None in town Plainfield High School Killingly High School Watertown High School
Students per teacherat that high school —
10.3Lowest
11.1Highest
10.6
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.