There are 24 zip codes in Peoria County, Illinois. The most populated is 61614, located in Peoria. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
6161428,399Peoria
6160428,220Peoria
6161523,167Peoria
6160315,789Peoria
6160513,776Peoria
6152511,543Dunlap
6160710,522Peoria
6152310,356Chillicothe
616067,232Peoria
616165,890Peoria
615473,835Mapleton
615283,435Edwards
615363,207Hanna City
615173,196Brimfield
615292,730Elmwood
615332,363Glasford
615691,010Trivoli
61602862Peoria
61526808Edelstein
61625438Peoria
61451225Laura
61552220Mossville
61539150Kingston Mines
6156292Rome
showing: 24 rows

Zip Codes in Peoria County, Illinois by Population (2024)