There are 10 zip codes in Humboldt County, Iowa. The most populated is 50548, located in Humboldt. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON
Zip Code
Population
City
505485,591Humboldt
50529966Dakota City
50558742Livermore
50519678Bode
50577383Renwick
50591309Thor
50582178Rutland
50520177Bradgate
50570152Ottosen
50545150Hardy

Zip Codes in Humboldt County, Iowa by Population (2024)