ZIP 57330 · Delmont
Who lives in ZIP code 57330 (Delmont, SD): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Delmont, SD · Douglas County
uszips 2026
People594
Median age40.1
Household income$71,563
Home value$133,351
Median rent$618/mo
Poverty23.5%
College degree+40.8%
Commute20 min
Place
- Metro area
- Outside any metro
- Time zone
- Central
- Density
- 2 / sq mi
- Housing units
- 171
Spans 3 counties
Share of the ZIP's people in each county.
Age mix
29.5% are 65 or older; 69.2% are adults.
Household income
39.2% of households earn $100K+. Median per person: $25,147.
Education (adults 25+)
42.7% of degrees are in STEM fields.
Race
1.3% Hispanic or Latino (of any race).
Households & family
- Married
- 54.7%
- Never married
- 32.9%
- Divorced
- 4.8%
- Widowed
- 7.6%
- Family size
- 3.56
- Dual-income families
- 55.3%
Housing
- Own their home
- 86.5%
- Rent burden
- 11.1%
- Men / women
- 44% / 56%
Work
- In labor force
- 47.7%
- Unemployment
- 0.5%
- Self-employed
- 27.8%
- Farmers
- 33.3%
Community
- Charitable givers
- 0.0%
- Veterans
- 7.8%
- With a disability
- 17.8%
- No health insurance
- 9.4%
- Limited English
- 0.0%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.