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ZIP 80104 · Castle Rock

Who lives in ZIP code 80104 (Castle Rock, CO): age, income, housing, education and work.

Source: uszips 2026 (ACS-based ZIP file)

2026 ZIP profile

Castle Rock, CO · Douglas County

uszips 2026
People38,479
Median age38.2
Household income$134,335
Home value$624,583
Median rent$1,880/mo
Poverty4.2%
College degree+55.8%
Commute30 min

Place

Metro area
Denver-Aurora-Centennial, CO
Wider region
Denver-Aurora-Greeley, CO
Time zone
Mountain
Density
210 / sq mi
Housing units
14,383

County

Douglas100%

Share of the ZIP's people in each county.

Age mix

Under 1011.8%
10–1912.7%
20s11.7%
30s17.2%
40s14.5%
50s12.1%
60s10.9%
70s7.2%
80+1.9%

14.3% are 65 or older; 77.7% are adults.

Household income

Under $25K6.8%
$25K–50K7.8%
$50K–75K8.0%
$75K–100K13.0%
$100K–150K19.6%
$150K+44.9%

64.5% of households earn $100K+. Median per person: $61,262.

Education (adults 25+)

Less than high school3.2%
High school13.5%
Some college27.5%
Bachelor's36.2%
Graduate19.6%

48.5% of degrees are in STEM fields.

Race

White80.9%
Black0.5%
Asian2.3%
Native American0.7%
Pacific Islander0.1%
Other2.6%
Two or more12.8%

11.4% Hispanic or Latino (of any race).

Households & family

Married
63.3%
Never married
24.4%
Divorced
9.4%
Widowed
2.8%
Family size
3.07
Dual-income families
70.5%

Housing

Own their home
79.4%
Rent burden
35.5%
Men / women
50% / 50%

Work

In labor force
74.3%
Unemployment
3.8%
Self-employed
14.6%
Farmers
0.7%

Community

Charitable givers
39.8%
Veterans
8.0%
With a disability
8.5%
No health insurance
3.7%
Limited English
0.9%

Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.

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