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Zip Code 57331 — Dimock, SD

ZIP Code 57331 is associated with Dimock, SD, in Hutchinson County. The listed population estimate is 231; estimated density is 1.3 people per square mile. Among records with population estimates, it ranks #6 of 7 in Hutchinson County and #292 of 372 in SD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (43.473370, -98.046190)

Data MetricLocal Statistic
Postal / Zip Code57331
Primary CityDimock
State / ProvinceSD
CountyHutchinson
Total Population231
Population Density1.3 people/sq mi
TimezoneAmerica/Chicago

How 57331 Compares

MetricZIP 57331Hutchinson County recordsSD records
Population estimate2317,643 (sum)906,188 (sum)
Population Density1.3 /sq mi----
County population rank#6 of 7----
State population rank#292 of 372----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in SD

ZIP CodeCityDistancePopulation estimate
ZIP 57334Ethan5.4 mi1,081
ZIP 57366Parkston8.0 mi2,598
ZIP 57330Delmont15.7 mi594
ZIP 57301Mitchell16.4 mi19,104
ZIP 57363Mount Vernon18.1 mi866

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 →