Compare towns

Putnam vs Union vs Griswold

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

What stands out worked out from the figures below

Putnam has the shortest commute (25 min average).
Union has the most homeowners (92.9%).

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.

MeasurePutnamUnionGriswold
People
Population
9,292
944Lowest
11,530Highest
Median age
43.7±3Lowest
6% above CT
49.9±4.3Highest
21% above CT
48.1±3.9
17% above CT
Union and Griswold are within the Census margin of error here, so we can’t say which is really higher.
Kids under 18
18.6%±3.6Highest
CT: 20.2%
16.9%±4.3Lowest
CT: 20.2%
18.5%±3.7
CT: 20.2%
Putnam and Griswold are within the Census margin of error here, so we can’t say which is really higher.
Age 65+
18.5%±3.1
CT: 18.5%
24.5%±2.6Highest
CT: 18.5%
17.8%±3.5Lowest
CT: 18.5%
Bachelor’s degree+adults 25+
20%
CT: 42.5%
24%Highest
CT: 42.5%
19.9%Lowest
CT: 42.5%
Enrolled in collegeshare of residents
3.9%±1.4
CT: 7.1%
5%±3.3Highest
CT: 7.1%
1.8%±1.1Lowest
CT: 7.1%
Union and Putnam are within the Census margin of error here, so we can’t say which is really higher.
Cost of living
Household incomemedian
$70,561±$7kLowest
26% below CT
$88,958±$14kHighest
7% below CT
$78,719±$11k
18% below CT
Union and Griswold are within the Census margin of error here, so we can’t say which is really higher.
Home valuemedian, owner-occupied
$269,200±$11kLowest
27% below CT
$330,400±$26kHighest
10% below CT
$275,900±$42k
25% below CT
Union and Griswold are within the Census margin of error here, so we can’t say which is really higher.
Rentmedian gross, monthly
$1,149±$44Lowest
23% below CT
—
$1,177±$65Highest
21% below CT
Griswold and Putnam are within the Census margin of error here, so we can’t say which is really higher.
Property taxmedian, yearly
$3,860Lowest
42% below CT
$4,793Highest
28% below CT
$4,628
30% below CT
Renters paying 30%+of income on rent
37.7%±11.6Lowest
CT: 52.6%
90%±64.7Highest
CT: 52.6%
57.5%±15.5
CT: 52.6%
Union and Griswold are within the Census margin of error here, so we can’t say which is really higher.
Below poverty line
11.5%Highest
CT: 10%
5.7%Lowest
CT: 10%
7.6%
CT: 10%
Housing
Homeownersof occupied homes
59.8%Lowest
CT: 66.5%
92.9%Highest
CT: 66.5%
73.3%
CT: 66.5%
Typical home builtmedian year
1961Lowest
6 yrs older than CT
1976
9 yrs newer than CT
1977Highest
10 yrs newer than CT
Getting to work
Average commuteone way
25 minLowest
6% below CT
32 minHighest
20% above CT
31 min
17% above CT
Work from home
9%±2.8
CT: 16%
9%±3.7
CT: 16%
9%±3.6
CT: 16%
Schools
Public school scoresrank in state, math + reading #128 of 149 in CT — #118 of 149 in CT
School district Putnam School District Union School District Griswold School District
High school in town Putnam High School None in town Griswold High School
Students per teacherat that high school
9.5Lowest
—
11.5Highest
On TownTapestry
Old photos in History 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.