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Zip Code 57066 — Tyndall, SD

ZIP Code 57066 is associated with Tyndall, SD, in Bon Homme County. The listed population estimate is 1,424; estimated density is 4.8 people per square mile. Among records with population estimates, it ranks #2 of 5 in Bon Homme County and #101 of 372 in SD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (42.988740, -97.867030)

Data MetricLocal Statistic
Postal / Zip Code57066
Primary CityTyndall
State / ProvinceSD
CountyBon Homme
Total Population1,424
Population Density4.8 people/sq mi
TimezoneAmerica/Chicago

How 57066 Compares

MetricZIP 57066Bon Homme County recordsSD records
Population estimate1,4247,126 (sum)906,188 (sum)
Population Density4.8 /sq mi----
County population rank#2 of 5----
State population rank#101 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 57315Avon9.2 mi1,094
ZIP 57063Tabor10.1 mi882
ZIP 57062Springfield10.5 mi2,484
ZIP 57059Scotland10.8 mi1,242
ZIP 57354Kaylor14.0 mi86

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 →