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Zip Code 57714 — Allen, SD

57714 is a ZIP Code associated with Allen, SD, located within Bennett. The postal region supports an estimated population of 1,144 residents across Data Pending housing units, with a population density of 2.7 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (43.326890, -101.918430)

Data MetricLocal Statistic
Postal / Zip Code57714
Primary CityAllen
State / ProvinceSD
CountyBennett
Total Population1,144
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density2.7 people/sq mi
TimezoneAmerica/Denver

How 57714 Compares

MetricZIP 57714Bennett CountySD State Average
Population1,1443,301906,188
Median IncomeData PendingN/AN/A
Population Density2.7 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 57551Martin14.9 mi2,084N/A
Zip 57752Kyle16.3 mi1,553N/A
Zip 57577Wanblee18.8 mi940N/A
Zip 57750Interior19.0 mi365N/A
Zip 57716Batesland22.9 mi201N/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 →