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Zip Code 57234 — Estelline, SD

ZIP Code 57234 is associated with Estelline, SD, in Deuel County. The listed population estimate is 1,339; estimated density is 5.1 people per square mile. Among records with population estimates, it ranks #2 of 7 in Deuel County and #108 of 372 in SD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (44.597190, -96.899290)

Data MetricLocal Statistic
Postal / Zip Code57234
Primary CityEstelline
State / ProvinceSD
CountyDeuel
Total Population1,339
Population Density5.1 people/sq mi
TimezoneAmerica/Chicago

How 57234 Compares

MetricZIP 57234Deuel County recordsSD records
Population estimate1,3395,458 (sum)906,188 (sum)
Population Density5.1 /sq mi----
County population rank#2 of 7----
State population rank#108 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 57223Castlewood9.4 mi1,429
ZIP 57220Bruce9.6 mi665
ZIP 57268Toronto10.6 mi435
ZIP 57248Lake Norden14.5 mi1,295
ZIP 57218Brandt15.5 mi180

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 →