ZIP 51009 · Calumet
Who lives in ZIP code 51009 (Calumet, IA): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Calumet, IA · O'Brien County
uszips 2026
People113
Median age38.3
Household income$58,750
Home value$77,875
Median rent—
Poverty14.2%
College degree+21.1%
Commute20 min
Place
- Metro area
- Outside any metro
- Time zone
- Central
- Density
- 164 / sq mi
- Housing units
- 50
County
Share of the ZIP's people in each county.
Age mix
19.5% are 65 or older; 70.8% are adults.
Household income
28.0% of households earn $100K+. Median per person: $30,625.
Education (adults 25+)
43.8% of degrees are in STEM fields.
Race
0.9% Hispanic or Latino (of any race).
Households & family
- Married
- 51.1%
- Never married
- 22.7%
- Divorced
- 13.6%
- Widowed
- 12.5%
- Family size
- 3.23
- Dual-income families
- 23.1%
Housing
- Own their home
- 96.0%
- Rent burden
- —
- Men / women
- 50% / 50%
Work
- In labor force
- 54.3%
- Unemployment
- 2.3%
- Self-employed
- —
- Farmers
- —
Community
- Charitable givers
- —
- Veterans
- 10.0%
- With a disability
- 15.0%
- No health insurance
- 1.8%
- Limited English
- 0.0%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.