ZIP 51111 · Sioux City
Who lives in ZIP code 51111 (Sioux City, IA): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Sioux City, IA · Woodbury County
uszips 2026
People39
Median age26.4
Household income—
Home value—
Median rent—
Poverty0.0%
College degree+0.0%
Commute—
Place
- Metro area
- Sioux City, IA-NE-SD
- Wider region
- Sioux City-Le Mars, IA-NE-SD
- Time zone
- Central
- Density
- 3 / sq mi
- Housing units
- 27
County
Share of the ZIP's people in each county.
Age mix
0.0% are 65 or older; 100.0% are adults.
Household income
0.0% of households earn $100K+. Median per person: $35,938.
Education (adults 25+)
— of degrees are in STEM fields.
Race
0.0% Hispanic or Latino (of any race).
Households & family
- Married
- 69.2%
- Never married
- 0.0%
- Divorced
- 0.0%
- Widowed
- 30.8%
- Family size
- 1.80
- Dual-income families
- 100.0%
Housing
- Own their home
- 0.0%
- Rent burden
- —
- Men / women
- 62% / 39%
Work
- In labor force
- 100.0%
- Unemployment
- 0.0%
- Self-employed
- —
- Farmers
- —
Community
- Charitable givers
- —
- Veterans
- 0.0%
- With a disability
- 0.0%
- No health insurance
- 69.2%
- Limited English
- 0.0%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.