Waukesha County Wisconsin Zip Codes

Cities in

Below are a list of the cities located in Waukesha County, WI. There are 31 total unique zip codes in Waukesha County, Wisconsin. The time zone for Waukesha County is the Central Daylight Time zone and they follow daylight savings time. The Federal Information Processing System (FIPS) Code for is 55133.

The population in Waukesha County, WI is currently 408,756. That is an increase of 4.88% vs the population of 389,891 in 2010.


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