From a total population of 13,978, Greendale has a median age of 43.3. The average age of males, in Greendale, is 38.3 while the average age of females is 45.6. When you compare this to median age of Wisconsin, Greendale is 4.5 years older.
The median income of individuals, in Greendale, is $32,151 while the average household income is $63,480. When comparing the median income of people living in Greendale to the rest of Wisconsin, the average income in Greendale is $4,244 more.