Oshkosh, WI ZIP Codes

Total ZIPs

80,708

Total Population

ZIP Codes in Oshkosh, WI

ZIP Code	Population	Density	Timezone
54901	37,710	873	America/Chicago
54902	22,375	246	America/Chicago
54904	20,623	107	America/Chicago

All data sourced from the U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023).

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.