ZIP 63304 · Saint Charles
Who lives in ZIP code 63304 (Saint Charles, MO): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Saint Charles, MO · St. Charles County
uszips 2026
People43,195
Median age40.7
Household income$114,442
Home value$350,122
Median rent$1,749/mo
Poverty3.5%
College degree+49.3%
Commute24 min
Place
- Metro area
- St. Louis, MO-IL
- Wider region
- St. Louis-St. Charles-Farmington, MO-IL
- Time zone
- Central
- Density
- 303 / sq mi
- Housing units
- 16,284
County
Share of the ZIP's people in each county.
Age mix
18.4% are 65 or older; 76.5% are adults.
Household income
58.1% of households earn $100K+. Median per person: $53,174.
Education (adults 25+)
41.0% of degrees are in STEM fields.
Race
4.1% Hispanic or Latino (of any race).
Households & family
- Married
- 61.4%
- Never married
- 25.5%
- Divorced
- 8.4%
- Widowed
- 4.7%
- Family size
- 3.00
- Dual-income families
- 62.8%
Housing
- Own their home
- 87.7%
- Rent burden
- 35.2%
- Men / women
- 49% / 51%
Work
- In labor force
- 69.1%
- Unemployment
- 3.5%
- Self-employed
- 11.5%
- Farmers
- 0.5%
Community
- Charitable givers
- 40.9%
- Veterans
- 5.4%
- With a disability
- 10.8%
- No health insurance
- 2.4%
- Limited English
- 0.2%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.