Home > SD > Faulk County > Onaka > Zip 57466

Zip Code 57466 — Onaka, SD

57466 is a ZIP Code associated with Onaka, SD, located within Faulk. The postal region supports an estimated population of 192 residents across Data Pending housing units, with a population density of 0.5 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (45.200450, -99.458850)

Data MetricLocal Statistic
Postal / Zip Code57466
Primary CityOnaka
State / ProvinceSD
CountyFaulk
Total Population192
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density0.5 people/sq mi
TimezoneAmerica/Chicago

How 57466 Compares

MetricZIP 57466Faulk CountySD State Average
Population1921,711906,188
Median IncomeData PendingN/AN/A
Population Density0.5 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 57475Tolstoy8.1 mi99N/A
Zip 57473Seneca14.6 mi246N/A
Zip 57471Roscoe16.1 mi546N/A
Zip 57438Faulkton17.4 mi973N/A
Zip 57450Hoven18.4 mi624N/A

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 →