ZIP 57656 · Timber Lake
Who lives in ZIP code 57656 (Timber Lake, SD): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Timber Lake, SD · Dewey County
uszips 2026
People1,000
Median age28.1
Household income$66,094
Home value$81,899
Median rent$546/mo
Poverty13.2%
College degree+23.7%
Commute29 min
Place
- Metro area
- Outside any metro
- Time zone
- Mountain
- Density
- 1 / sq mi
- Housing units
- 371
Spans 2 counties
Share of the ZIP's people in each county.
Age mix
11.6% are 65 or older; 62.1% are adults.
Household income
38.1% of households earn $100K+. Median per person: $43,846.
Education (adults 25+)
21.5% of degrees are in STEM fields.
Race
1.2% Hispanic or Latino (of any race).
Households & family
- Married
- 54.1%
- Never married
- 31.2%
- Divorced
- 8.1%
- Widowed
- 6.5%
- Family size
- 3.51
- Dual-income families
- 55.6%
Housing
- Own their home
- 71.4%
- Rent burden
- 17.7%
- Men / women
- 51% / 49%
Work
- In labor force
- 66.0%
- Unemployment
- 4.7%
- Self-employed
- 28.6%
- Farmers
- 31.4%
Community
- Charitable givers
- 0.0%
- Veterans
- 4.7%
- With a disability
- 7.3%
- No health insurance
- 17.0%
- Limited English
- 0.3%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.