ZIP 94505 · Discovery Bay
Who lives in ZIP code 94505 (Discovery Bay, CA): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Discovery Bay, CA · Contra Costa County
uszips 2026
People14,970
Median age45.8
Household income$146,480
Home value$823,010
Median rent$3,029/mo
Poverty7.4%
College degree+32.6%
Commute44 min
Place
- Metro area
- San Francisco-Oakland-Fremont, CA
- Wider region
- San Jose-San Francisco-Oakland, CA
- Metro division
- Oakland-Fremont-Berkeley, CA
- Time zone
- Pacific
- Density
- 347 / sq mi
- Housing units
- 5,446
Spans 3 counties
Share of the ZIP's people in each county.
Age mix
19.2% are 65 or older; 77.5% are adults.
Household income
66.5% of households earn $100K+. Median per person: $57,859.
Education (adults 25+)
40.7% of degrees are in STEM fields.
Race
19.2% Hispanic or Latino (of any race).
Households & family
- Married
- 56.7%
- Never married
- 28.0%
- Divorced
- 11.9%
- Widowed
- 3.3%
- Family size
- 3.17
- Dual-income families
- 54.1%
Housing
- Own their home
- 90.2%
- Rent burden
- —
- Men / women
- 49% / 51%
Work
- In labor force
- 60.1%
- Unemployment
- 8.6%
- Self-employed
- 15.4%
- Farmers
- 0.0%
Community
- Charitable givers
- 51.9%
- Veterans
- 6.1%
- With a disability
- 11.7%
- No health insurance
- 5.8%
- Limited English
- 0.1%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.