Home > IA > Buena Vista County > Storm Lake > Zip 50588

Zip Code 50588 — Storm Lake, IA

50588 is a ZIP Code associated with Storm Lake, IA, located within Buena Vista. 50588 ranks #1 out of 8 ZIP codes in Buena Vista County by population (and #62 out of 970 in IA). The area supports an estimated population of 13,431 residents across Data Pending housing units, with a population density of 37.4 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (42.657770, -95.163910)

Data MetricLocal Statistic
Postal / Zip Code50588
Primary CityStorm Lake
State / ProvinceIA
CountyBuena Vista
Total Population13,431
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density37.4 people/sq mi
TimezoneAmerica/Chicago

How 50588 Compares

MetricZIP 50588Buena Vista CountyIA State Average
Population13,43120,568 (Total)3,210,984 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density37.4 /sq mi----
County Pop Rank#1 of 8----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 50592Truesdale5.0 mi187N/A
Zip 51002Alta8.3 mi2,787N/A
Zip 50568Newell9.0 mi1,384N/A
Zip 50576Rembrandt10.0 mi277N/A
Zip 50567Nemaha10.2 mi280N/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 →