ZIP 57231 · De Smet
Who lives in ZIP code 57231 (De Smet, SD): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
De Smet, SD · Kingsbury County
uszips 2026
People1,724
Median age44.2
Household income$78,646
Home value$194,320
Median rent$725/mo
Poverty8.8%
College degree+24.7%
Commute14 min
Place
- Metro area
- Outside any metro
- Time zone
- Central
- Density
- 3 / sq mi
- Housing units
- 721
County
Share of the ZIP's people in each county.
Age mix
26.3% are 65 or older; 74.7% are adults.
Household income
37.7% of households earn $100K+. Median per person: $40,647.
Education (adults 25+)
42.9% of degrees are in STEM fields.
Race
0.1% Hispanic or Latino (of any race).
Households & family
- Married
- 61.0%
- Never married
- 17.4%
- Divorced
- 13.8%
- Widowed
- 7.9%
- Family size
- 3.04
- Dual-income families
- 63.9%
Housing
- Own their home
- 86.7%
- Rent burden
- 23.9%
- Men / women
- 49% / 51%
Work
- In labor force
- 66.7%
- Unemployment
- 0.0%
- Self-employed
- 26.0%
- Farmers
- 19.5%
Community
- Charitable givers
- 10.4%
- Veterans
- 6.9%
- With a disability
- 9.7%
- No health insurance
- 2.6%
- Limited English
- 0.0%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.