Home > SD > Hyde County > Stephan > Zip 57346

Zip Code 57346 — Stephan, SD

57346 is a ZIP Code associated with Stephan, SD, located within Hyde. 57346 ranks #3 out of 3 ZIP codes in Hyde County by population (and #370 out of 375 in SD). The area supports an estimated population of 13 residents across Data Pending housing units, with a population density of 18.2 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (44.248180, -99.457560)

Data MetricLocal Statistic
Postal / Zip Code57346
Primary CityStephan
State / ProvinceSD
CountyHyde
Total Population13
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density18.2 people/sq mi
TimezoneAmerica/Chicago

How 57346 Compares

MetricZIP 57346Hyde CountySD State Average
Population131,177 (Total)906,188 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density18.2 /sq mi----
County Pop Rank#3 of 3----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 57339Fort Thompson9.4 mi1,390N/A
Zip 57548Lower Brule14.0 mi1,442N/A
Zip 57540Holabird16.6 mi223N/A
Zip 57371Ree Heights16.9 mi238N/A
Zip 57536Harrold19.1 mi277N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →