From a total population of 59,416, West Allis has a median age of 37.9. The average age of males, in West Allis, is 36.6 while the average age of females is 39.3. When you compare this to median age of Wisconsin, West Allis is 0.9 years younger.
The median income of individuals, in West Allis, is $25,021 while the average household income is $44,475. When comparing the median income of people living in West Allis to the rest of Wisconsin, the average income in West Allis is $2,886 less.