ZIP 57750 · Interior
Who lives in ZIP code 57750 (Interior, SD): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Interior, SD · Jackson County
uszips 2026
People365
Median age23.6
Household income—
Home value—
Median rent$907/mo
Poverty77.8%
College degree+19.6%
Commute—
Place
- Metro area
- Outside any metro
- Time zone
- Mountain
- Density
- 0 / sq mi
- Housing units
- 115
Spans 2 counties
Share of the ZIP's people in each county.
Age mix
7.9% are 65 or older; 64.9% are adults.
Household income
7.8% of households earn $100K+. Median per person: —.
Education (adults 25+)
0.0% of degrees are in STEM fields.
Race
0.0% Hispanic or Latino (of any race).
Households & family
- Married
- 40.2%
- Never married
- 47.7%
- Divorced
- 4.7%
- Widowed
- 7.4%
- Family size
- 3.69
- Dual-income families
- 2.2%
Housing
- Own their home
- 45.2%
- Rent burden
- 118.5%
- Men / women
- 47% / 53%
Work
- In labor force
- 19.1%
- Unemployment
- 0.0%
- Self-employed
- 28.6%
- Farmers
- 28.6%
Community
- Charitable givers
- 0.0%
- Veterans
- 3.0%
- With a disability
- 7.1%
- No health insurance
- 26.6%
- Limited English
- 0.0%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.