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Colorado ZIP Codes
Boulder County
Jamestown, CO
80455
80455 ZIP Code — Jamestown, CO
Boulder County, Colorado
ZIP code 80455 is located in
Jamestown ,
Colorado ,
within Boulder County .
It covers approximately 32.31 square miles and serves a population of
402 residents.
This is a standard ZIP code in the Mountain (MT) timezone,
served by area code 720 .
About ZIP code 80455
The housing stock consists of a mix of housing types. Most homes were built in the 1990s, giving the area an established character. Median home value is $377,300. Owner-occupancy is high at 89%, well above the national average.
The gap between median ($126,875) and mean household income suggests income inequality — a small number of higher earners pull the average up. SNAP benefit usage at 23% of households reflects economic stress in the area. 41% 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 32 minutes is near the national average. Remote work is prevalent — 38% of workers work from home.
Educational attainment is high — 63% of residents hold a bachelor's degree or higher, well above the national average of 33%.
Overall, ZIP code 80455 reflects a community defined by a highly educated population, high homeownership, a high rate of remote workers, a significant Social Security-dependent population, and elevated reliance on food assistance.
80455 ZIP code map
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Cities in ZIP code 80455
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Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
402
Population density
12 / sq mi
State FIPS
08
County FIPS
013
Geography
Land area
32.31 sq mi
Water area
0.01 sq mi
Latitude
40.0791
Longitude
-105.4302
Timezone
Mountain (MT)
Area code
720
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
44.7%
29.3%
32.5%
$50k – $100k
21.4%
25.4%
31.0%
$100k – $200k
14.9%
29.1%
26.9%
Over $200k
19.1%
16.2%
9.6%
Demographics & statistics
$126,875
Median household income
$377,300
Median home value
$1,113
Median monthly rent
62.5%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 43 10.7% 18 and over 359 89.3% 65 and over 106 26.4% Median age 57.4 years
Race & ethnicity
Group Count % White 375 92.4% Two or more races 12 3% Asian 11 2.7% Hispanic or Latino 4 1% Other race 4 1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
44.7%
29.3%
32.5%
$50k – $100k
21.4%
25.4%
31.0%
$100k – $200k
14.9%
29.1%
26.9%
Over $200k
19.1%
16.2%
9.6%
Range % of households Under $10k 22.1% $10k–$15k 1.9% $15k–$25k 3.8% $50k–$75k 6.7% $75k–$100k 7.7% $100k–$150k 13.9% $150k–$200k 19.7% $200k+ 24.0% Median income $126,875
Housing
Housing overview
Metric Value Median home value $377,300 Median rent / month $1,113 Owner occupied 88.9% Renter occupied 11.1% Vacant 25.7% Single-family detached 63.6% Large apartment buildings 0.0% Mobile homes 15.0% Median rooms 6.1 Avg household size (owned) 1.88
Year built
Era % 2020 or later 0.0% 2010–2019 0.0% 2000–2009 6.4% 1990–1999 25.7% 1980–1989 7.9% 1970–1979 6.4% 1960–1969 17.1% 1950–1959 6.8% 1940–1949 4.3% 1939 or earlier 25.4%
Bedrooms
Size % of units No bedroom (studio) 0.0% 1 bedroom 13.6% 2 bedrooms 30.4% 3 bedrooms 43.6% 4 bedrooms 10.4% 5+ bedrooms 2.1%
Vehicles per household
Vehicles % of households No vehicle 0.0% 1 vehicle 36.1% 2 vehicles 20.7% 3 or more 43.3%
Heating fuel
Fuel type % Utility gas 7.7% Electricity 23.1% Propane / LP gas 60.6% Wood 8.7%
Households & families
Household type Count % Married-couple family 87 41.8% Cohabiting couple 22 10.6% Male householder, no spouse 66 31.7% Female householder, no spouse 33 15.9% Households with children under 18 36 17.3% Households with seniors (65+) 90 43.3% Average household size 1.93
Marital status
Status Male Female Never married 18.3% 30.5% Married 46.0% 51.7% Separated 0.0% 5.2% Widowed 5.0% 0.0% Divorced 30.7% 12.6%
Education
Some college, no degree
5.8%
Graduate / professional
21.6%
Metric % HS diploma or higher 96.6% Bachelor's or higher 62.5%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 0 0.0% Kindergarten 4 7.4% Elementary school 22 40.7% High school 12 22.2% College / grad school 16 29.6%
Employment
Industry of employment
Education & healthcare
25.2%
Professional & management
14.7%
Public administration
7.6%
Arts, food & hospitality
7.1%
Agriculture & mining
5.5%
Finance & real estate
3.8%
Occupation
Category % Management, business & arts 58.4% Service 15.1% Sales & office 13.9% Natural resources & construction 10.9% Production & transportation 1.7%
Employment type
Type % Private sector 60.5% Government 25.6% Self-employed 13.9% Unpaid family workers 0.0%
Commute
Method % Drive alone 55.9% Carpool 5.9% Public transit 0.0% Walk 0.0% Work from home 38.2% Other means 0.0% Avg commute (minutes) 32.4
Poverty
Married-couple families
4.6%
Female-led households
0.0%
Income support
Source % of households Social Security 41.3% Retirement income 15.9% Supplemental Security 0.0% Cash public assistance 0.0% Food stamps / SNAP 23.1%
Health indicators
Condition % Obesity 18.1% High blood pressure 23.6% High cholesterol 30.6% Diabetes 6.5% Heart disease 4.8% Stroke 2.1% Asthma 9.2% Arthritis 19.8% Kidney disease 2.3% Pulmonary disease 4.3% Cancer 6.9%
Behavior / access % Smoking 10.8% Binge drinking 18.8% No physical activity 10.8% Less than 7 hrs sleep 23.7% Depression 18.6% Fair or poor health 7.6% Poor mental health 11.4% Poor physical health 7.3% No health insurance 7.0% Visited doctor (checkup) 67.0% Visited dentist 76.1% Cholesterol screening 93.8% Teeth loss 5.2%
Veterans & disability
Veterans Count % Civilian veterans 12 3.3%
Disability % Any disability 5.7% Under 18 0.0% 18–64 years 6.3% 65 and over 6.6%
Health insurance coverage
Type % Private insurance 70.4% Public insurance 30.3% No insurance 6.0% Uninsured under 19 11.6%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 402 100.0% Spanish 7 1.7% Other Indo-European 0 0.0% Asian & Pacific Islander 7 1.7% Other languages 0 0.0%
Place of birth & citizenship
Origin Count % Native born (US) 367 91.3% Born in same state 367 91.3% Born in different state 22 5.5% Foreign born 0 0.0% Naturalized citizen 35 8.7% Not a US citizen 25 71.4%
Ancestry
Ancestry Count % French 70 17.4% Italian 52 12.9%
Ancestry Count % Arab 30 7.5% Polish 11 2.7%
Technology access
Metric % of households Computer access 51.7% Internet access 95.2%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 80455
What city is ZIP code 80455 in?
ZIP code 80455 is primarily assigned to Jamestown, Colorado.
What county is ZIP code 80455 in?
ZIP code 80455 falls within Boulder County, Colorado.
How educated is the population of ZIP code 80455?
63% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.
Does ZIP code 80455 have an older population?
26% of residents in ZIP code 80455 are 65 or older, above the national average of ~17%.
Is ZIP code 80455 mostly owner-occupied?
89% of occupied units in ZIP code 80455 are owner-occupied, well above the national average.
What is the poverty rate in ZIP code 80455?
16% of residents in ZIP code 80455 live below the poverty line, above the national average.
What timezone is ZIP code 80455 in?
ZIP code 80455 observes the MST timezone.
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