Postal Codes

80108 ZIP Code

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ZIP code 80108 covers Castle Rock, Colorado, with a population of about 35,485 and a median household income of $178,670.

Population
35,4851,005 per square mile
Median age
40.21.5 points above the US average
Median household income
$178,6701.9× the Colorado median
Poverty rate
3.8%8.6 points below the US average
Typical home value
$867,002up 9.4% in five years
Median rent
$1,9951.2× the Colorado median
Degree or higher
65.5%30.5 points above the US average
Homeownership
84.4%19.4 points above the US average
Time zone
Mountain UTC-07:00observes daylight saving time
Businesses
848

Where 80108 is

Castle Rock, Colorado — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population35,485
Median age40.2
Family households84.5%
Born outside the US7.6%
Speaks a language other than English at home7.6%
White (non-Hispanic)80.3%
Black (non-Hispanic)1.8%
Asian (non-Hispanic)2.6%
Hispanic or Latino10.5%
Veterans8.6%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$178,670
Income per person$80,126
Poverty rate3.8%
Households on SNAP or cash assistance2.7%

Household income distribution

Under $10k1.1%
$10–15k1.4%
$15–20k0.5%
$20–25k1.0%
$25–30k0.9%
$30–35k0.7%
$35–40k1.3%
$40–45k2.5%
$45–50k1.3%
$50–60k1.8%
$60–75k4.1%
$75–100k8.6%
$100–125k9.6%
$125–150k8.2%
$150–200k14.8%
$200k or more42.1%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed17,910
Mean adjusted gross income$212,117
Returns declaring $200,000 or more30.2%
Returns, under $25k19.2%
Returns, $25k–$50k11.2%
Returns, $50k–$75k8.9%
Returns, $75k–$100k7.3%
Returns, $100k–$200k23.3%
Returns, $200k or more30.2%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$813,500
Median gross rent$1,995
Rent as a share of household income36.3%
Owner-occupied84.4%
Vacant homes4.9%
Median year built2005

What the homes are

Detached house78.8%
Attached house5.7%
2 to 4 units1%
5 to 19 units8.8%
20 or more units5.5%
Mobile home0.2%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$867,002as of 2026-07
Typical home value, 1 yeardown 1.2%
Typical home value, 5 yearsup 9.4%
Typical home value, 10 yearsup 55.6%
Typical asking rent$2,446as of 2026-07
Typical asking rent, 1 yearup 1.8%
Typical home value since 2000
200020132026$934,652$346,449

$346,449 in 2000 to $867,002 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2.7%
Bachelor's degree or higher65.5%
High school diploma or higher98.3%
Works from home29.9%
Drives to work alone61.9%
Takes public transport0.4%
Commutes 45 minutes or more18.6%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity25.9% 7.5 pts below the national average of 33.4%
Diagnosed diabetes7% 5 pts below the national average of 12%
Currently smokes7.9% 5.3 pts below the national average of 13.2%
High blood pressure26.9% 7.2 pts below the national average of 34.1%
Fair or poor general health11.3% 9 pts below the national average of 20.3%
No health insurance (18–64)5.8% 5.5 pts below the national average of 11.3%
Depression21.6% same as the national average of 21.9%
No leisure-time physical activity13.5% 11.9 pts below the national average of 25.4%
Arthritis23.7% 1.4 pts below the national average of 25.1%
Binge drinking18.3% 2.3 pts above the national average of 16%
Taking blood pressure medication71.1% 3.6 pts below the national average of 74.7%
Cancer (non-skin)9.1% 1.4 pts above the national average of 7.7%
Current asthma10.8% same as the national average of 10.4%
Coronary heart disease4.5% 1.7 pts below the national average of 6.2%
Routine check-up in past year75.5% 1.2 pts below the national average of 76.7%
Cholesterol screening89.1% 3.2 pts above the national average of 85.9%
Cognitive disability10.6% 4.2 pts below the national average of 14.8%
Colorectal screening66.9% 2.6 pts above the national average of 64.3%
COPD4.2% 2.4 pts below the national average of 6.6%
Visited a dentist76.6% 15.3 pts above the national average of 61.3%
Any disability21.3% 9.4 pts below the national average of 30.7%
Hearing disability5.5% 1.2 pts below the national average of 6.7%
High cholesterol32.5% 3.7 pts below the national average of 36.2%
Independent living disability5% 3.4 pts below the national average of 8.4%
Mammography use76.6% 0.7 pts above the national average of 75.9%
Poor mental health (14+ days)14.1% 2.7 pts below the national average of 16.8%
Mobility disability8.1% 5.9 pts below the national average of 14%
Poor physical health (14+ days)9.9% 3.6 pts below the national average of 13.5%
Self-care disability2.2% 1.8 pts below the national average of 4%
Sleeps under 7 hours26.4% 10 pts below the national average of 36.4%
Stroke2.3% 1.1 pts below the national average of 3.4%
All natural teeth lost5.4% 7.6 pts below the national average of 13%
Vision disability2.8% 2.8 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments848
People employed7,380
Annual payroll$324,295,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 48.9% of US census tracts
FEMA ratingVery Low to Relatively High across the 8 census tracts this ZIP code covers
Expected annual loss64.4 out of 100
Community resilience64.7 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Wildfire96Relatively High at its worst in this ZIP code
Lightning95.9Very High at its worst in this ZIP code
Hail94Relatively High at its worst in this ZIP code
Winter weather89.6Very High at its worst in this ZIP code
Strong wind73.9Relatively High at its worst in this ZIP code
Landslide71.1Very Low at its worst in this ZIP code
Tornado70.7Relatively High at its worst in this ZIP code
Volcanic activity60.2Very Low at its worst in this ZIP code
River flooding52.4Relatively High at its worst in this ZIP code
Cold wave39.1Relatively Moderate at its worst in this ZIP code
Earthquake24.4Very Low at its worst in this ZIP code
Drought20Relatively Low at its worst in this ZIP code
Ice storm15.5Very Low at its worst in this ZIP code
Heat wave5.1Very Low at its worst in this ZIP code
Compared with Colorado and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPColoradoUnited States
Median household income$178,670$92,470$78,538
Income per person$80,126$50,489$43,289
Poverty rate3.8%9.4%12.4%
Median home value$813,500$502,200$303,400
Median gross rent$1,995$1,693$1,348
Homeownership84.4%66.3%65%
Bachelor's degree or higher65.5%44.7%35%
Unemployment rate2.7%4.5%5.2%
Works from home29.9%18.8%13.5%
Born outside the US7.6%9.6%13.9%
Median age40.237.538.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationCASTLE ROCK, CO US6 km away
Rain in a year18 in
Snow in a year58 in

Average high and low by month

January45.6°F / 18°F0.55 in rain, 8 in snow
February46.7°F / 19.9°F0.7 in rain, 10.7 in snow
March53.8°F / 26.5°F1.54 in rain, 10.7 in snow
April59.1°F / 32.5°F2.08 in rain, 8.3 in snow
May68.4°F / 41.6°F1.97 in rain, 1.1 in snow
June80.2°F / 50.5°F2.2 in rain
July85.7°F / 56.4°F2.32 in rain
August83.6°F / 54.7°F2.52 in rain
September76.7°F / 46.6°F1.39 in rain, 0.4 in snow
October64.8°F / 34.6°F0.85 in rain, 2.7 in snow
November53.9°F / 25.7°F0.79 in rain, 6.7 in snow
December45.7°F / 18°F0.69 in rain, 8.9 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarket22% of this ZIP code's area
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Douglas County School District RE-1100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability11more vulnerable than 11% of US census tracts
Socioeconomic status7more vulnerable than 7% of US census tracts
Household characteristics17more vulnerable than 17% of US census tracts
Racial and ethnic minority status32more vulnerable than 32% of US census tracts
Housing type and transport26more vulnerable than 26% of US census tracts
Walkability7.4 out of 20Below average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

80134 Parker, CO4.9 km away
80104 Castle Rock, CO8.2 km away
80109 Castle Rock, CO9.9 km away
80124 Lone Tree, CO12.1 km away
80130 Littleton, CO12.2 km away
80138 Parker, CO13.4 km away
80116 Franktown, CO13.6 km away
80131 Louviers, CO13.7 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Douglas County100% of this ZIP code's land area
Time zoneMountain (UTC-07:00 standard)
Daylight saving timeObserved
Land area35.29 sq mi
Population density1,005 people per sq mi
Latitude, longitude39.4455, -104.8530

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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