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Connecticut ZIP Codes
Litchfield County
Colebrook, CT
06021
06021 ZIP Code — Colebrook, CT
Litchfield County, Connecticut
ZIP code 06021 is located in
Colebrook ,
Connecticut ,
within Litchfield County .
It covers approximately 31.55 square miles and serves a population of
1,594 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 860 .
About ZIP code 06021
The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $307,100. Owner-occupancy is high at 93%, well above the national average.
Median household income is $120,625. The poverty rate of 6% is below the national average. 39% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 31 minutes is near the national average.
Educational attainment is near the national average, with 36% of residents holding a bachelor's degree or higher.
Overall, ZIP code 06021 reflects a community defined by high homeownership and a significant Social Security-dependent population.
06021 ZIP code map
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Cities in ZIP code 06021
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Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
1,594
Population density
51 / sq mi
State FIPS
09
County FIPS
005
Geography
Land area
31.55 sq mi
Water area
1.37 sq mi
Latitude
42.0151
Longitude
-73.1057
Timezone
Eastern (ET)
Area code
860
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
5.5%
30.2%
32.0%
$50k – $100k
47.3%
29.4%
27.7%
$100k – $200k
43.2%
30.1%
27.1%
Over $200k
4.1%
10.3%
13.2%
Demographics & statistics
$120,625
Median household income
$307,100
Median home value
$1,277
Median monthly rent
36.4%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 260 16.3%
18 and over 1,334 83.7%
65 and over 358 22.5%
Median age 53.5 years
Race & ethnicity
Black or African American
4.6%
Group Count %
White 1,357 82.8%
Two or more races 113 6.9%
Black or African American 75 4.6%
Asian 48 2.9%
Hispanic or Latino 44 2.7%
Other race 1 0.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
5.5%
30.2%
32.0%
$50k – $100k
47.3%
29.4%
27.7%
$100k – $200k
43.2%
30.1%
27.1%
Over $200k
4.1%
10.3%
13.2%
Range % of households
Under $10k 3.7%
$15k–$25k 4.7%
$25k–$35k 1.8%
$35k–$50k 4.3%
$50k–$75k 9.2%
$75k–$100k 11.9%
$100k–$150k 33.0%
$150k–$200k 15.6%
$200k+ 15.8%
Median income $120,625
Housing
Housing overview
Metric Value
Median home value $307,100
Median rent / month $1,277
Owner occupied 93.1%
Renter occupied 6.9%
Vacant 15.4%
Single-family detached 95.4%
Large apartment buildings 1.1%
Mobile homes 0.0%
Median rooms 6.2
Avg household size (owned) 2.51
Year built
Era %
2020 or later 2.9%
2010–2019 0.1%
2000–2009 7.2%
1990–1999 8.0%
1980–1989 16.3%
1970–1979 12.9%
1960–1969 8.7%
1950–1959 7.9%
1940–1949 5.3%
1939 or earlier 30.5%
Bedrooms
Size % of units
No bedroom (studio) 1.2%
1 bedroom 6.3%
2 bedrooms 24.3%
3 bedrooms 45.8%
4 bedrooms 16.9%
5+ bedrooms 5.6%
Vehicles per household
Vehicles % of households
No vehicle 1.6%
1 vehicle 17.2%
2 vehicles 31.2%
3 or more 49.9%
Heating fuel
Fuel type %
Utility gas 6.0%
Electricity 11.0%
Propane / LP gas 4.3%
Fuel oil 64.4%
Wood 13.7%
Households & families
Household type Count %
Married-couple family 399 64.3%
Cohabiting couple 64 10.3%
Male householder, no spouse 84 13.5%
Female householder, no spouse 74 11.9%
Households with children under 18 155 25.0%
Households with seniors (65+) 231 37.2%
Average household size 2.51
Marital status
Status Male Female
Never married 24.0% 28.1%
Married 64.1% 60.9%
Separated 1.4% 0.3%
Widowed 2.3% 5.3%
Divorced 8.2% 5.3%
Education
Some college, no degree
16.0%
Graduate / professional
17.2%
Metric %
HS diploma or higher 95.1%
Bachelor's or higher 36.4%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 17 6.0%
Kindergarten 0 0.0%
Elementary school 118 41.5%
High school 65 22.9%
College / grad school 84 29.6%
Employment
Industry of employment
Education & healthcare
26.2%
Professional & management
9.1%
Arts, food & hospitality
6.5%
Public administration
5.1%
Transportation & utilities
4.5%
Finance & real estate
4.5%
Agriculture & mining
0.3%
Occupation
Category %
Management, business & arts 35.1%
Service 16.1%
Sales & office 17.1%
Natural resources & construction 15.7%
Production & transportation 15.9%
Employment type
Type %
Private sector 75.2%
Government 20.2%
Self-employed 4.3%
Unpaid family workers 0.3%
Commute
Method %
Drive alone 83.6%
Carpool 6.9%
Public transit 0.4%
Walk 0.4%
Work from home 5.2%
Other means 3.4%
Avg commute (minutes) 30.5
Poverty
Married-couple families
1.0%
Female-led households
41.4%
Income support
Source % of households
Social Security 39.1%
Retirement income 36.6%
Supplemental Security 0.6%
Cash public assistance 1.3%
Food stamps / SNAP 2.3%
Health indicators
Condition %
Obesity 29.4%
High blood pressure 27.7%
High cholesterol 33.4%
Diabetes 7.9%
Heart disease 5.9%
Stroke 2.4%
Asthma 10.5%
Arthritis 24.7%
Kidney disease 2.4%
Pulmonary disease 5.8%
Cancer 7.2%
Behavior / access %
Smoking 15.4%
Binge drinking 17.6%
No physical activity 17.5%
Less than 7 hrs sleep 32.1%
Depression 20.3%
Fair or poor health 9.8%
Poor mental health 13.5%
Poor physical health 8.5%
No health insurance 7.2%
Visited doctor (checkup) 75.3%
Visited dentist 73.7%
Cholesterol screening 92.7%
Teeth loss 8.1%
Veterans & disability
Veterans Count %
Civilian veterans 100 7.6%
Disability %
Any disability 11.8%
Under 18 1.9%
18–64 years 9.4%
65 and over 25.4%
Health insurance coverage
Type %
Private insurance 80.6%
Public insurance 35.8%
No insurance 1.3%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,532 96.1%
Spanish 0 0.0%
Other Indo-European 0 0.0%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 1,497 93.9%
Born in same state 1,489 93.4%
Born in different state 994 62.4%
Foreign born 8 0.5%
Naturalized citizen 97 6.1%
Not a US citizen 66 68.0%
Ancestry
Ancestry Count %
Italian 316 19.8%
French 276 17.3%
German 98 6.1%
Arab 41 2.6%
Ancestry Count %
Norwegian 28 1.8%
Irish 27 1.7%
Dutch 15 0.9%
Polish 5 0.3%
Technology access
Metric % of households
Computer access 39.0%
Internet access 95.2%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 06021
What city is ZIP code 06021 in?
ZIP code 06021 is primarily assigned to Colebrook, Connecticut.
What county is ZIP code 06021 in?
ZIP code 06021 falls within Litchfield County, Connecticut.
Is ZIP code 06021 mostly owner-occupied?
93% of occupied units in ZIP code 06021 are owner-occupied, well above the national average.
Does ZIP code 06021 have a large retiree population?
39% of households in ZIP code 06021 receive Social Security income, suggesting a significant retiree or disability population.
What is the median household income in ZIP code 06021?
The median household income in ZIP code 06021 is $120,625, above the national median of ~$75,000.
What is the typical home value in ZIP code 06021?
The median home value in ZIP code 06021 is $307,100.
What timezone is ZIP code 06021 in?
ZIP code 06021 observes the EST timezone.
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