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ZIP 57657 · Trail City

Who lives in ZIP code 57657 (Trail City, SD): age, income, housing, education and work.

Source: uszips 2026 (ACS-based ZIP file)

2026 ZIP profile

Trail City, SD · Corson County

uszips 2026
People247
Median age38.9
Household income—
Home value—
Median rent—
Poverty30.0%
College degree+14.4%
Commute15 min

Place

Metro area
Outside any metro
Time zone
Mountain
Density
1 / sq mi
Housing units
75

Spans 2 counties

Corson78%
Dewey22%

Share of the ZIP's people in each county.

Age mix

Under 109.3%
10–1917.8%
20s15.4%
30s7.7%
40s12.6%
50s8.1%
60s19.0%
70s8.9%
80+1.2%

19.0% are 65 or older; 75.7% are adults.

Household income

Under $25K41.4%
$25K–50K5.3%
$50K–75K9.3%
$75K–100K17.3%
$100K–150K14.7%
$150K+12.0%

26.7% of households earn $100K+. Median per person: —.

Education (adults 25+)

Less than high school11.0%
High school28.8%
Some college45.9%
Bachelor's14.4%
Graduate0.0%

19.0% of degrees are in STEM fields.

Race

White37.2%
Black0.0%
Asian0.0%
Native American55.1%
Pacific Islander0.0%
Other1.6%
Two or more6.1%

1.6% Hispanic or Latino (of any race).

Households & family

Married
42.8%
Never married
41.3%
Divorced
14.4%
Widowed
1.5%
Family size
3.70
Dual-income families
36.8%

Housing

Own their home
88.0%
Rent burden
—
Men / women
64% / 36%

Work

In labor force
44.3%
Unemployment
24.7%
Self-employed
—
Farmers
—

Community

Charitable givers
—
Veterans
0.0%
With a disability
25.5%
No health insurance
4.0%
Limited English
0.0%

Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.

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