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Colorado ZIP Codes
Fremont County
Cotopaxi, CO
81223
81223 ZIP Code — Cotopaxi, CO
Fremont County, Colorado
ZIP code 81223 is located in
Cotopaxi ,
Colorado ,
within Fremont County .
It covers approximately 401.76 square miles and serves a population of
2,023 residents.
This is a standard ZIP code in the Mountain (MT) timezone,
served by area code 719 .
About ZIP code 81223
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $261,200. Owner-occupancy is high at 92%, well above the national average.
Median household income is $42,534. Poverty affects 21% of residents, above the national average. 57% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is sales and office, with professional and management as the leading industry. An above-average commute of 43 minutes suggests many residents work outside the immediate area. Remote work is prevalent — 23% of workers work from home.
College attainment at 20% is below the national average, consistent with a trades and production-oriented local economy.
Notable community characteristics include a notable veteran presence at 16% of civilians, above the national average of 7%.
Overall, ZIP code 81223 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, a strong veteran community, high homeownership, a high rate of remote workers, and a significant Social Security-dependent population.
81223 ZIP code map
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Cities in ZIP code 81223
Below are the cities the US Postal Service accepts for ZIP code 81223. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
2,023
Population density
5 / sq mi
State FIPS
08
County FIPS
043
Geography
Land area
401.76 sq mi
Water area
0.01 sq mi
Latitude
38.4516
Longitude
-105.5138
Timezone
Mountain (MT)
Area code
719
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
73.1%
47.4%
32.5%
$50k – $100k
17.2%
31.7%
31.0%
$100k – $200k
6.1%
18.2%
26.9%
Over $200k
3.7%
2.7%
9.6%
Demographics & statistics
$42,534
Median household income
$261,200
Median home value
$1,648
Median monthly rent
19.7%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 128 6.3%
18 and over 1,895 93.7%
65 and over 905 44.7%
Median age 62.3 years
Race & ethnicity
Black or African American
1.9%
Group Count %
White 1,930 94.1%
Two or more races 51 2.5%
Black or African American 39 1.9%
Hispanic or Latino 29 1.4%
Asian 3 0.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
73.1%
47.4%
32.5%
$50k – $100k
17.2%
31.7%
31.0%
$100k – $200k
6.1%
18.2%
26.9%
Over $200k
3.7%
2.7%
9.6%
Range % of households
Under $10k 3.2%
$10k–$15k 7.4%
$15k–$25k 12.2%
$25k–$35k 12.1%
$35k–$50k 36.4%
$50k–$75k 11.0%
$75k–$100k 7.4%
$100k–$150k 6.1%
$150k–$200k 2.6%
$200k+ 1.5%
Median income $42,534
Housing
Housing overview
Metric Value
Median home value $261,200
Median rent / month $1,648
Owner occupied 92.3%
Renter occupied 7.7%
Vacant 41.3%
Single-family detached 83.2%
Large apartment buildings 0.0%
Mobile homes 15.9%
Median rooms 4.9
Avg household size (owned) 1.96
Year built
Era %
2020 or later 0.0%
2010–2019 13.1%
2000–2009 30.5%
1990–1999 28.3%
1980–1989 8.0%
1970–1979 12.6%
1960–1969 3.0%
1950–1959 0.0%
1940–1949 0.0%
1939 or earlier 4.5%
Bedrooms
Size % of units
No bedroom (studio) 0.9%
1 bedroom 7.2%
2 bedrooms 38.8%
3 bedrooms 45.6%
4 bedrooms 7.5%
5+ bedrooms 0.0%
Vehicles per household
Vehicles % of households
No vehicle 1.4%
1 vehicle 10.0%
2 vehicles 47.8%
3 or more 40.8%
Heating fuel
Fuel type %
Utility gas 5.1%
Electricity 5.3%
Propane / LP gas 54.3%
Fuel oil 4.9%
Wood 27.7%
No fuel used 2.2%
Households & families
Household type Count %
Married-couple family 651 64.6%
Cohabiting couple 35 3.5%
Male householder, no spouse 236 23.4%
Female householder, no spouse 85 8.4%
Households with children under 18 59 5.9%
Households with seniors (65+) 574 57.0%
Average household size 2.01
Marital status
Status Male Female
Never married 14.5% 21.9%
Married 63.4% 69.5%
Separated 0.0% 0.0%
Widowed 4.1% 3.5%
Divorced 18.0% 5.1%
Education
Some HS, no diploma
10.4%
Some college, no degree
27.8%
Graduate / professional
4.8%
Metric %
HS diploma or higher 83.8%
Bachelor's or higher 19.7%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 6 5.2%
Kindergarten 0 0.0%
Elementary school 63 54.8%
High school 29 25.2%
College / grad school 17 14.8%
Employment
Industry of employment
Professional & management
26.5%
Education & healthcare
23.8%
Arts, food & hospitality
8.7%
Transportation & utilities
2.3%
Occupation
Category %
Management, business & arts 24.8%
Service 13.3%
Sales & office 44.8%
Natural resources & construction 11.2%
Production & transportation 5.8%
Employment type
Type %
Private sector 71.3%
Government 7.4%
Self-employed 20.3%
Unpaid family workers 1.0%
Commute
Method %
Drive alone 48.3%
Carpool 24.5%
Public transit 0.6%
Walk 0.0%
Work from home 22.8%
Other means 3.8%
Avg commute (minutes) 42.6
Poverty
Married-couple families
9.8%
Female-led households
0.0%
Income support
Source % of households
Social Security 56.8%
Retirement income 34.0%
Supplemental Security 3.5%
Cash public assistance 3.8%
Food stamps / SNAP 8.9%
Health indicators
Condition %
Obesity 29.4%
High blood pressure 36.5%
High cholesterol 37.3%
Diabetes 12.3%
Heart disease 8.6%
Stroke 4.0%
Asthma 10.1%
Arthritis 33.6%
Kidney disease 3.7%
Pulmonary disease 9.3%
Cancer 9.2%
Behavior / access %
Smoking 17.6%
Binge drinking 14.3%
No physical activity 20.4%
Less than 7 hrs sleep 30.0%
Depression 20.0%
Fair or poor health 14.9%
Poor mental health 12.9%
Poor physical health 12.5%
No health insurance 11.0%
Visited doctor (checkup) 70.8%
Visited dentist 62.7%
Cholesterol screening 93.9%
Teeth loss 12.6%
Veterans & disability
Veterans Count %
Civilian veterans 303 16.0%
Disability %
Any disability 18.2%
Under 18 0.0%
18–64 years 9.3%
65 and over 30.5%
Health insurance coverage
Type %
Private insurance 54.2%
Public insurance 53.3%
No insurance 13.1%
Uninsured under 19 25.2%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,993 98.5%
Spanish 3 0.2%
Other Indo-European 3 0.2%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 1,966 97.2%
Born in same state 1,904 94.1%
Born in different state 546 27.0%
Foreign born 62 3.1%
Naturalized citizen 57 2.8%
Not a US citizen 57 100.0%
Ancestry
Ancestry Count %
Italian 383 18.9%
French 269 13.3%
English 115 5.7%
Ancestry Count %
Polish 114 5.6%
Arab 59 2.9%
German 14 0.7%
Technology access
Metric % of households
Computer access 49.8%
Internet access 90.3%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 81223
What city is ZIP code 81223 in?
ZIP code 81223 is primarily assigned to Cotopaxi, Colorado.
What county is ZIP code 81223 in?
ZIP code 81223 falls within Fremont County, Colorado.
Does ZIP code 81223 have an older population?
45% of residents in ZIP code 81223 are 65 or older, above the national average of ~17%.
Does ZIP code 81223 have a large retiree population?
57% of households in ZIP code 81223 receive Social Security income, suggesting a significant retiree or disability population.
Is ZIP code 81223 mostly owner-occupied?
92% of occupied units in ZIP code 81223 are owner-occupied, well above the national average.
What is the poverty rate in ZIP code 81223?
21% of residents in ZIP code 81223 live below the poverty line, above the national average.
What timezone is ZIP code 81223 in?
ZIP code 81223 observes the MST timezone.
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