From a total population of 20,610, Lake Zurich has a median age of 38.8. The average age of males, in Lake Zurich, is 37.9 while the average age of females is 39.4. When you compare this to median age of Illinois, Lake Zurich is 1.8 years older.
The median income of individuals, in Lake Zurich, is $41,168 while the average household income is $108,294. When comparing the median income of people living in Lake Zurich to the rest of Illinois, the average income in Lake Zurich is $11,149 more.