ZIP 66538 · Seneca
Who lives in ZIP code 66538 (Seneca, KS): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Seneca, KS · Nemaha County
uszips 2026
People3,602
Median age41.3
Household income$78,981
Home value$299,112
Median rent$808/mo
Poverty8.2%
College degree+32.9%
Commute11 min
Place
- Metro area
- Outside any metro
- Time zone
- Central
- Density
- 10 / sq mi
- Housing units
- 1,361
County
Share of the ZIP's people in each county.
Age mix
21.8% are 65 or older; 72.2% are adults.
Household income
38.8% of households earn $100K+. Median per person: $40,694.
Education (adults 25+)
48.3% of degrees are in STEM fields.
Race
2.0% Hispanic or Latino (of any race).
Households & family
- Married
- 59.5%
- Never married
- 24.7%
- Divorced
- 7.5%
- Widowed
- 8.2%
- Family size
- 3.11
- Dual-income families
- 58.0%
Housing
- Own their home
- 81.0%
- Rent burden
- 19.5%
- Men / women
- 53% / 47%
Work
- In labor force
- 61.8%
- Unemployment
- 2.0%
- Self-employed
- 17.5%
- Farmers
- 17.5%
Community
- Charitable givers
- 17.5%
- Veterans
- 8.6%
- With a disability
- 12.5%
- No health insurance
- 4.5%
- Limited English
- 0.0%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.