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Zip Code 57374 — Spencer, SD

57374 is a ZIP Code associated with Spencer, SD, located within McCook. The postal region supports an estimated population of 272 residents across Data Pending housing units, with a population density of 1.4 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (43.755820, -97.603610)

Data MetricLocal Statistic
Postal / Zip Code57374
Primary CitySpencer
State / ProvinceSD
CountyMcCook
Total Population272
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1.4 people/sq mi
TimezoneAmerica/Chicago

How 57374 Compares

MetricZIP 57374McCook CountySD State Average
Population2725,828906,188
Median IncomeData PendingN/AN/A
Population Density1.4 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 57321Canova8.5 mi390N/A
Zip 57058Salem10.0 mi1,881N/A
Zip 57311Alexandria10.8 mi1,389N/A
Zip 57340Fulton12.6 mi244N/A
Zip 57332Emery14.6 mi903N/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 →