Zip Code 57601 — Mobridge, SD

ZIP Code 57601 is associated with Mobridge, SD, in Dewey County. The listed population estimate is 3,422; estimated density is 3.1 people per square mile. Among records with population estimates, it ranks #2 of 7 in Dewey County and #45 of 372 in SD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (45.366460, -100.511080)

Data MetricLocal Statistic
Postal / Zip Code57601
Primary CityMobridge
State / ProvinceSD
CountyDewey
Total Population3,422
Population Density3.1 people/sq mi
TimezoneAmerica/Denver

How 57601 Compares

MetricZIP 57601Dewey County recordsSD records
Population estimate3,4228,754 (sum)906,188 (sum)
Population Density3.1 /sq mi----
County population rank#2 of 7----
State population rank#45 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 57657Trail City16.5 mi247
ZIP 57652Ridgeview18.0 mi265
ZIP 57631Glenham18.4 mi364
ZIP 57630Glencross18.5 mi11
ZIP 57420Akaska18.7 mi260

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 →