ZIP 52568 · Martinsburg
Who lives in ZIP code 52568 (Martinsburg, IA): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Martinsburg, IA · Keokuk County
uszips 2026
People80
Median age52.5
Household income$44,375
Home value—
Median rent—
Poverty31.3%
College degree+3.1%
Commute33 min
Place
- Metro area
- Outside any metro
- Time zone
- Central
- Density
- 118 / sq mi
- Housing units
- 33
County
Share of the ZIP's people in each county.
Age mix
30.0% are 65 or older; 80.0% are adults.
Household income
3.0% of households earn $100K+. Median per person: $30,795.
Education (adults 25+)
0.0% of degrees are in STEM fields.
Race
12.5% Hispanic or Latino (of any race).
Households & family
- Married
- 56.3%
- Never married
- 20.3%
- Divorced
- 7.8%
- Widowed
- 15.6%
- Family size
- 2.63
- Dual-income families
- 33.3%
Housing
- Own their home
- 81.8%
- Rent burden
- —
- Men / women
- 45% / 55%
Work
- In labor force
- 51.6%
- Unemployment
- 0.0%
- Self-employed
- —
- Farmers
- —
Community
- Charitable givers
- —
- Veterans
- 3.1%
- With a disability
- 21.3%
- No health insurance
- 8.8%
- Limited English
- 0.0%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.