From a total population of 71,083, Waukesha County has a median age of 34.1. The average age of males, in Waukesha County, is 33.3 while the average age of females is 35.2. When you compare this to median age of Wisconsin, Waukesha County is 4.7 years younger.
The median income of individuals, in Waukesha County, is $28,866 while the average household income is $58,126. When comparing the median income of people living in Waukesha County to the rest of Wisconsin, the average income in Waukesha County is $959 more.