10 Most Populated ZIP Codes in Wisconsin

The top ZIP code for population in Wisconsin is 53215 (Milwaukee, Milwaukee County), with a population of 58,375. Across the top 10 most populated ZIP codes in Wisconsin, population ranges from 58,375 to 43,965, covering communities from Milwaukee to Beloit.

Rank	ZIP	City	County	Population	Population
1	53215	Milwaukee	Milwaukee County	58,375	58,375
2	53711	Madison	Dane County	50,474	50,474
3	54601	La Crosse	La Crosse County	50,474	50,474
4	54115	De Pere	Brown County	49,663	49,663
5	53511	Beloit	Rock County	48,305	48,305
6	53704	Madison	Dane County	47,136	47,136
7	54956	Neenah	Winnebago County	46,658	46,658
8	53209	Milwaukee	Milwaukee County	44,963	44,963
9	54915	Appleton	Outagamie County	44,269	44,269
10	53590	Sun Prairie	Dane County	43,965	43,965

Methodology

Rankings are derived from the U.S. Census Bureau American Community Survey 5-Year Estimates, vintage 2019 to 2023, joined to USPS ZIP Code Tabulation Areas. We rank by population and surface the top 10 ZIP codes within Wisconsin. Values reflect ZCTA-level estimates and may differ slightly from city-level figures. Compiled and reviewed by the Zip Code Near Me Data Team.

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Reviewed by Zip Code Near Me Data Team. Last verified June 13, 2026.

10 Most Populated ZIP Codes in Wisconsin

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