From a total population of 5,557, Lake Mills has a median age of 39.8. The average age of males, in Lake Mills, is 40.1 while the average age of females is 39. When you compare this to median age of Wisconsin, Lake Mills is 1.0 year older.
The median income of individuals, in Lake Mills, is $28,795 while the average household income is $57,976. When comparing the median income of people living in Lake Mills to the rest of Wisconsin, the average income in Lake Mills is $888 more.