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Zip Code 57385 — Woonsocket, SD

ZIP Code 57385 is associated with Woonsocket, SD, in Sanborn County. The listed population estimate is 1,408; estimated density is 2.3 people per square mile. Among records with population estimates, it ranks #1 of 3 in Sanborn County and #104 of 372 in SD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (44.044330, -98.295070)

Data MetricLocal Statistic
Postal / Zip Code57385
Primary CityWoonsocket
State / ProvinceSD
CountySanborn
Total Population1,408
Population Density2.3 people/sq mi
TimezoneAmerica/Chicago

How 57385 Compares

MetricZIP 57385Sanborn County recordsSD records
Population estimate1,4082,632 (sum)906,188 (sum)
Population Density2.3 /sq mi----
County population rank#1 of 3----
State population rank#104 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 57358Lane6.7 mi15
ZIP 57312Alpena11.4 mi596
ZIP 57359Letcher12.1 mi652
ZIP 57314Artesian15.2 mi572
ZIP 57382Wessington Springs18.8 mi1,180

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 →