ZIP 78009 · Castroville
Who lives in ZIP code 78009 (Castroville, TX): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Castroville, TX · Medina County
uszips 2026
People9,151
Median age43.1
Household income$103,125
Home value$368,673
Median rent$1,250/mo
Poverty4.2%
College degree+29.9%
Commute30 min
Place
- Metro area
- San Antonio-New Braunfels, TX
- Wider region
- San Antonio-New Braunfels-Kerrville, TX
- Time zone
- Central
- Density
- 50 / sq mi
- Housing units
- 2,980
County
Share of the ZIP's people in each county.
Age mix
16.9% are 65 or older; 80.8% are adults.
Household income
50.3% of households earn $100K+. Median per person: $35,659.
Education (adults 25+)
32.8% of degrees are in STEM fields.
Race
51.3% Hispanic or Latino (of any race).
Households & family
- Married
- 60.4%
- Never married
- 27.1%
- Divorced
- 7.3%
- Widowed
- 5.1%
- Family size
- 3.33
- Dual-income families
- 51.7%
Housing
- Own their home
- 86.0%
- Rent burden
- 21.0%
- Men / women
- 52% / 48%
Work
- In labor force
- 57.8%
- Unemployment
- 3.1%
- Self-employed
- 13.1%
- Farmers
- 4.9%
Community
- Charitable givers
- 19.5%
- Veterans
- 13.1%
- With a disability
- 15.7%
- No health insurance
- 10.6%
- Limited English
- 1.6%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.