Columbia ZIP Codes — Tolland County, CT

There is one unique ZIP code in Columbia, Connecticut and it is 06237. Area code: 860.
1
ZIP codes
21.37
sq mi land
0.61
sq mi water
860
area code
Columbia, CT ZIP code map

About Columbia, CT

Columbia, Connecticut, is a quaint town located in Tolland County, known for its serene environment and rural charm. With a population that appreciates its tight-knit community, Columbia offers a peaceful lifestyle away from the bustle of larger cities. Residents enjoy a mix of outdoor activities and local events that promote community spirit throughout the year.

Location & geography

Columbia is situated in the northeastern part of Connecticut, approximately 12 miles from Manchester and about 15 miles from Hartford, making it an accessible location for those commuting to urban centers. The town covers a total land area of 21.37 square miles with a modest water area of 0.61 square miles, incorporating beautiful landscapes and rolling hills. The terrain is predominantly rural, consisting of forests, farmland, and a few small ponds.

Community & economy

The character of Columbia is friendly and welcoming, reflecting its small-town spirit where residents actively engage in community activities. The local economy is diverse, with a mix of agriculture, small businesses, and home-based industries that contribute to the town's charm. Daily life in Columbia revolves around family-oriented events, outdoor activities, and local gatherings that foster a sense of belonging among its residents.

Transportation

Transportation in Columbia is facilitated by several major highways, including Route 66, which provides convenient access to neighboring towns and cities. The nearest airport is Bradley International Airport, located about 25 miles to the northwest, offering regional and international flights for residents and visitors alike. Public transit options are limited, emphasizing the need for personal vehicles for most commuting needs.

History

Columbia was founded in the early 18th century and has a rich agricultural history that shaped its development into the community it is today. Throughout the years, Columbia transitioned from a primarily farming economy to include various small businesses that cater to the needs of local residents. Notable events in the town's history include the establishment of community organizations that have consistently worked to improve the quality of life for all citizens.

Did you know?

One surprising fact about Columbia is that it is home to the beautiful Columbia Lake, which provides residents with opportunities for fishing and boating. Additionally, the town features several historical sites that allow visitors to immerse themselves in its rich heritage.

ZIP codes for Columbia, CT (1)
ZIP code City County Map
06237 Columbia Tolland View map

Demographics & statistics

5,280
Population
53.5
Median age
$124,311
Median household income
$53,606
Per capita income
$295,600
Median home value
$862
Median monthly rent
85.7%
Home ownership
6.2%
Poverty rate
5.4%
Unemployment
1,946
Housing units
31.3%
Bachelor's or higher

Age distribution

Male Female
96
Under 5
75
97
5–9
76
136
10–14
105
74
15–19
57
96
20–24
74
454
25–34
353
312
35–44
242
407
45–54
316
302
55–59
235
244
60–64
189
497
65–74
385
180
75–84
140
78
85+
60
← Male
Female →

Age summary

GroupCount%
Under 1866912.7%
18 and over4,61187.3%
65 and over1,34025.4%
Median age53.5 years

Race & ethnicity

White 86.8%
Two or more races 5.4%
Hispanic or Latino 3.7%
Other race 2%
Black or African American 1.8%
American Indian / Alaska Native 0.3%
GroupCount%
White4,75986.8%
Two or more races2965.4%
Hispanic or Latino2043.7%
Other race1122%
Black or African American981.8%
American Indian / Alaska Native150.3%

Household income

Under $10k 1.4%
$10k–$15k 0.3%
$15k–$25k 3.1%
$25k–$35k 5.0%
$35k–$50k 14.9%
$50k–$75k 5.5%
$75k–$100k 8.1%
$100k–$150k 22.6%
$150k–$200k 23.4%
$200k+ 15.8%
Range% of households
Under $10k1.4%
$10k–$15k0.3%
$15k–$25k3.1%
$25k–$35k5.0%
$35k–$50k14.9%
$50k–$75k5.5%
$75k–$100k8.1%
$100k–$150k22.6%
$150k–$200k23.4%
$200k+15.8%
Median income$124,311

Housing

Home values

Under $50k 1.7%
$50k–$100k 0.7%
$100k–$150k 0.6%
$150k–$200k 4.9%
$200k–$300k 44.5%
$300k–$500k 42.8%
$500k–$1M 4.7%

Housing overview

MetricValue
Median home value$295,600
Median rent / month$862
Owner occupied85.7%
Renter occupied14.3%
Vacant4.2%
Single-family detached89.0%
Large apartment buildings0.0%
Mobile homes0.7%
Median rooms6.4
Avg household size (owned)2.54

Year built

Era%
2020 or later0.0%
2010–20194.2%
2000–20099.3%
1990–199921.5%
1980–198916.8%
1970–197913.3%
1960–19698.8%
1950–195911.6%
1940–19494.8%
1939 or earlier9.7%

Bedrooms

Size% of units
No bedroom (studio)0.1%
1 bedroom3.9%
2 bedrooms21.2%
3 bedrooms55.7%
4 bedrooms15.2%
5+ bedrooms3.9%

Vehicles per household

Vehicles% of households
No vehicle1.0%
1 vehicle25.2%
2 vehicles39.0%
3 or more34.8%

Heating fuel

Fuel type%
Utility gas2.9%
Electricity10.3%
Propane / LP gas9.3%
Fuel oil67.8%
Wood6.5%
No fuel used2.1%

Households & families

Household typeCount%
Married-couple family1,32761.4%
Cohabiting couple1547.1%
Male householder, no spouse46221.4%
Female householder, no spouse21810.1%
Households with children under 1845020.8%
Households with seniors (65+)91242.2%
Average household size2.42

Marital status

StatusMaleFemale
Never married35.3%24.7%
Married51.1%62.5%
Separated0.0%0.0%
Widowed2.9%7.3%
Divorced10.8%5.6%

Education

Less than 9th grade 9.6%
Some HS, no diploma 2.6%
HS graduate 31.5%
Some college, no degree 18.6%
Associate's degree 6.5%
Bachelor's degree 18.7%
Graduate / professional 12.6%
Metric%
HS diploma or higher87.8%
Bachelor's or higher31.3%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool314.8%
Kindergarten528.0%
Elementary school32249.5%
High school11617.8%
College / grad school12919.8%

Employment

Industry of employment

Education & healthcare 27.2%
Construction 13.7%
Professional & management 11.5%
Finance & real estate 10.2%
Manufacturing 8.4%
Retail trade 6.1%
Other services 5.7%
Public administration 4.5%
Wholesale trade 4.2%
Transportation & utilities 3.2%
Arts, food & hospitality 2.8%
Information 1.3%
Agriculture & mining 1.2%

Occupation

Category%
Management, business & arts50.8%
Service8.6%
Sales & office15.8%
Natural resources & construction15.8%
Production & transportation9.1%

Employment type

Type%
Private sector80.4%
Government13.3%
Self-employed6.3%
Unpaid family workers0.0%

Commute

Method%
Drive alone78.2%
Carpool5.6%
Public transit0.0%
Walk0.9%
Other means0.0%
Avg commute (minutes)30.2

Poverty

All people 6.2%
Under 18 years 0.0%
18 and over 7.1%
Married-couple families 0.6%
Female-led households 0.0%

Income support

Source% of households
Social Security40.4%
Retirement income35.4%
Supplemental Security13.5%
Cash public assistance11.6%
Food stamps / SNAP17.8%

Health indicators

Condition%
High blood pressure30.2%
High cholesterol33.1%
Heart disease5.7%
Stroke2.3%
Asthma10.3%
Arthritis23.5%
Kidney disease2.4%
Pulmonary disease5.4%
Cancer7.5%
Behavior / access%
Binge drinking15.4%
No physical activity16.3%
Less than 7 hrs sleep31.8%
Fair or poor health8.8%
Poor mental health12.8%
Poor physical health7.9%
No health insurance6.6%
Visited doctor (checkup)75.4%
Visited dentist76.1%
Cholesterol screening93.6%
Teeth loss7.5%

Veterans & disability

VeteransCount%
Civilian veterans60113.0%
Disability%
Any disability19.7%
Under 180.0%
18–64 years16.5%
65 and over37.3%

Health insurance coverage

Type%
Private insurance80.6%
Public insurance37.3%
Uninsured under 1913.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only5,10996.8%
Spanish310.6%
Other Indo-European190.4%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)5,12497.0%
Born in same state5,07196.0%
Born in different state3,59268.0%
Foreign born531.0%
Naturalized citizen1563.0%
Not a US citizen156100.0%

Ancestry

AncestryCount%
French70413.3%
Italian62811.9%
Arab3606.8%
German1072%
AncestryCount%
Norwegian771.5%
English290.5%
Irish110.2%

Technology access

Metric% of households
Computer access40.9%
Internet access96.9%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions
What ZIP codes does Columbia, CT have?
Columbia, CT has one ZIP code: 06237. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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