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Zip Code 57255 — New Effington, SD

57255 is a ZIP Code associated with New Effington, SD, located within Roberts. The postal region supports an estimated population of 488 residents across Data Pending housing units, with a population density of 1.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (45.867020, -96.949850)

Data MetricLocal Statistic
Postal / Zip Code57255
Primary CityNew Effington
State / ProvinceSD
CountyRoberts
Total Population488
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1.8 people/sq mi
TimezoneAmerica/Chicago

How 57255 Compares

MetricZIP 57255Roberts CountySD State Average
Population4888,969906,188
Median IncomeData PendingN/AN/A
Population Density1.8 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 57224Claire City10.6 mi164N/A
Zip 57260Rosholt11.4 mi1,119N/A
Zip 57262Sisseton14.5 mi5,100N/A
Zip 57270Veblen18.3 mi764N/A
Zip 57257Peever25.7 mi637N/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 →