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Zip Code 57331 — Dimock, SD

57331 is a ZIP Code associated with Dimock, SD, located within Hutchinson. 57331 ranks #6 out of 7 ZIP codes in Hutchinson County by population (and #292 out of 375 in SD). The area supports an estimated population of 231 residents across Data Pending housing units, with a population density of 1.3 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (43.473370, -98.046190)

Data MetricLocal Statistic
Postal / Zip Code57331
Primary CityDimock
State / ProvinceSD
CountyHutchinson
Total Population231
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1.3 people/sq mi
TimezoneAmerica/Chicago

How 57331 Compares

MetricZIP 57331Hutchinson CountySD State Average
Population2317,643 (Total)906,188 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density1.3 /sq mi----
County Pop Rank#6 of 7----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 57334Ethan5.4 mi1,081N/A
Zip 57366Parkston8.0 mi2,598N/A
Zip 57330Delmont15.7 mi594N/A
Zip 57301Mitchell16.4 mi19,104N/A
Zip 57363Mount Vernon18.1 mi866N/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 →