Home > SD > Perkins County > Lodgepole > Zip 57640

Zip Code 57640 — Lodgepole, SD

57640 is a ZIP Code associated with Lodgepole, SD, located within Perkins. The postal region supports an estimated population of 41 residents across Data Pending housing units, with a population density of 0.1 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (45.765600, -102.704350)

Data MetricLocal Statistic
Postal / Zip Code57640
Primary CityLodgepole
State / ProvinceSD
CountyPerkins
Total Population41
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density0.1 people/sq mi
TimezoneAmerica/Denver

How 57640 Compares

MetricZIP 57640Perkins CountySD State Average
Population414,097906,188
Median IncomeData PendingN/AN/A
Population Density0.1 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 57650Ralph16.4 mi17N/A
Zip 57649Prairie City20.5 mi273N/A
Zip 57638Lemmon25.0 mi1,852N/A
Zip 57651Reva26.5 mi191N/A
Zip 57620Bison27.5 mi564N/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 →