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Demographics, home values, and business data for ZIP code 57038
City
Jefferson
State
South Dakota
County
Union
Population
1,774
Real Estate · Zillow ZHVI
Typical Home Value
$383,724
Prior Year
$370,335
1-Year Change
+3.6%
Metro: Sioux City, IA-NE-SD · Updated 2026-03-31
ZIP Intelligence · Sprytne.com
ZIP code 57038 covers Jefferson, South Dakota, in Union County. Population: approximately 1,774 residents. Typical home value: $383,724, up +3.6% YoY.
Sources: US ZIP database · Zillow ZHVI · SEC EDGAR
Timezone
America/Chicago
Latitude
42.6013°N
Longitude
-96.5784°
ZIP code 57038 is in Jefferson, South Dakota (Union County).
The typical home value in ZIP 57038 is $383,724, up +3.6% year-over-year, per Zillow ZHVI data updated 2026-03-31.
ZIP code 57038 has approximately 1,774 residents.
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South Dakota
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City Profile
Jefferson
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Geographic data: US ZIP code database. Home values: Zillow Research ZHVI, updated 2026-03-31. Company data: SEC EDGAR.