ZIP 57720 · Buffalo
Who lives in ZIP code 57720 (Buffalo, SD): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Buffalo, SD · Harding County
uszips 2026
People518
Median age52.3
Household income$79,091
Home value—
Median rent$586/mo
Poverty12.0%
College degree+25.0%
Commute14 min
Place
- Metro area
- Outside any metro
- Time zone
- Mountain
- Density
- 0 / sq mi
- Housing units
- 264
County
Share of the ZIP's people in each county.
Age mix
21.2% are 65 or older; 79.9% are adults.
Household income
33.3% of households earn $100K+. Median per person: $48,083.
Education (adults 25+)
28.3% of degrees are in STEM fields.
Race
1.0% Hispanic or Latino (of any race).
Households & family
- Married
- 65.2%
- Never married
- 21.4%
- Divorced
- 6.6%
- Widowed
- 6.8%
- Family size
- 2.80
- Dual-income families
- 67.9%
Housing
- Own their home
- 81.1%
- Rent burden
- 12.8%
- Men / women
- 61% / 39%
Work
- In labor force
- 75.7%
- Unemployment
- 1.9%
- Self-employed
- 31.2%
- Farmers
- 37.5%
Community
- Charitable givers
- 0.0%
- Veterans
- 8.5%
- With a disability
- 9.5%
- No health insurance
- 2.3%
- Limited English
- 0.0%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.