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Zip Code 57369 — Platte, SD

ZIP Code 57369 is associated with Platte, SD, in Charles Mix County. The listed population estimate is 2,630; estimated density is 2.2 people per square mile. Among records with population estimates, it ranks #2 of 7 in Charles Mix County and #53 of 372 in SD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (43.425440, -98.946060)

Data MetricLocal Statistic
Postal / Zip Code57369
Primary CityPlatte
State / ProvinceSD
CountyCharles Mix
Total Population2,630
Population Density2.2 people/sq mi
TimezoneAmerica/Chicago

How 57369 Compares

MetricZIP 57369Charles Mix County recordsSD records
Population estimate2,6309,184 (sum)906,188 (sum)
Population Density2.2 /sq mi----
County population rank#2 of 7----
State population rank#53 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 57364New Holland16.5 mi4
ZIP 57344Harrison16.6 mi39
ZIP 57342Geddes17.5 mi393
ZIP 57523Burke19.3 mi1,041
ZIP 57317Bonesteel20.4 mi573

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 →