Compare towns

Thompson vs Washington vs Killingly vs Griswold

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

What stands out worked out from the figures below

Thompson has the oldest population (median age 54.1).
Washington has the most expensive homes ($660k median).
Killingly has the youngest population (median age 39.5).
Griswold has the most affordable homes ($276k 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.

MeasureThompsonWashingtonKillinglyGriswold
People
Population
9,337
3,676Lowest
17,867Highest
11,530
Median age
54.1±2.2Highest
32% above CT
49.9±5.5
21% above CT
39.5±3Lowest
4% below CT
48.1±3.9
17% above CT
Thompson and Washington are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
11.4%±2.8Lowest
CT: 20.2%
19%±4.7
CT: 20.2%
19.8%±2.3Highest
CT: 20.2%
18.5%±3.7
CT: 20.2%
Killingly and Washington are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
24.4%±4.3
CT: 18.5%
26.9%±5.3Highest
CT: 18.5%
19.7%±2.4
CT: 18.5%
17.8%±3.5Lowest
CT: 18.5%
Washington and Thompson are within the Census margin of error here, so we can’t say which is really higher.
Bachelor’s degree+adults 25+
21.9%
CT: 42.5%
53.7%Highest
CT: 42.5%
22.9%
CT: 42.5%
19.9%Lowest
CT: 42.5%
Enrolled in collegeshare of residents
2.9%±1.3
CT: 7.1%
6.4%±3.3Highest
CT: 7.1%
5.4%±1.9
CT: 7.1%
1.8%±1.1Lowest
CT: 7.1%
Washington and Killingly are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian
$93,629±$18k
about the CT average
$101,549±$16kHighest
6% above CT
$84,350±$8k
12% below CT
$78,719±$11kLowest
18% below CT
Washington and Thompson are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied
$291,900±$24k
20% below CT
$660,200±$130kHighest
80% above CT
$288,600±$15k
21% below CT
$275,900±$42kLowest
25% below CT
Rentmedian gross, monthly
$1,012±$344Lowest
32% below CT
$1,204±$264Highest
19% below CT
$1,044±$141
30% below CT
$1,177±$65
21% below CT
Washington and Griswold are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly
$3,822Lowest
42% below CT
$4,709Highest
29% below CT
$3,922
41% below CT
$4,628
30% below CT
Renters paying 30%+of income on rent
54%±18.7
CT: 52.6%
26.1%±24Lowest
CT: 52.6%
42.8%±10.9
CT: 52.6%
57.5%±15.5Highest
CT: 52.6%
Griswold and Thompson are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
5.9%Lowest
CT: 10%
9%
CT: 10%
11.4%Highest
CT: 10%
7.6%
CT: 10%
Housing
Homeownersof occupied homes
84.3%Highest
CT: 66.5%
79%
CT: 66.5%
71.6%Lowest
CT: 66.5%
73.3%
CT: 66.5%
Typical home builtmedian year
1963Lowest
4 yrs older than CT
1971
4 yrs newer than CT
1968
1 yr newer than CT
1977Highest
10 yrs newer than CT
Getting to work
Average commuteone way
32 minHighest
20% above CT
26 minLowest
4% below CT
28 min
5% above CT
31 min
17% above CT
Work from home
13.1%±4.4
CT: 16%
20.1%±9Highest
CT: 16%
11.1%±2.3
CT: 16%
9%±3.6Lowest
CT: 16%
Washington and Thompson 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 #130 of 149 in CT #17 of 149 in CT #136 of 149 in CT #118 of 149 in CT
School district Thompson School District Regional School District 12 Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS Griswold School District
High school in town Tourtellotte Memorial High School Shepaug Valley School Killingly High School Griswold High School
Students per teacherat that high school
7.9Lowest
9.1
11.1
11.5Highest
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.