Home > SD > Corson County > Little Eagle > Zip 57639

Zip Code 57639 — Little Eagle, SD

57639 is a ZIP Code associated with Little Eagle, SD, located within Corson. The postal region supports an estimated population of 290 residents across Data Pending housing units, with a population density of 56.6 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (45.679000, -100.803240)

Data MetricLocal Statistic
Postal / Zip Code57639
Primary CityLittle Eagle
State / ProvinceSD
CountyCorson
Total Population290
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density56.6 people/sq mi
TimezoneAmerica/Denver

How 57639 Compares

MetricZIP 57639Corson CountySD State Average
Population2904,221906,188
Median IncomeData PendingN/AN/A
Population Density56.6 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 57642McLaughlin8.3 mi1,969N/A
Zip 57657Trail City11.3 mi247N/A
Zip 57658Wakpala11.9 mi319N/A
Zip 57621Bullhead14.8 mi294N/A
Zip 57659Walker20.6 mi16N/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 →