From a total population of 22,370, Darien has a median age of 46.4. The average age of males, in Darien, is 44.1 while the average age of females is 48.4. When you compare this to median age of Illinois, Darien is 9.4 years older.
The median income of individuals, in Darien, is $40,859 while the average household income is $77,188. When comparing the median income of people living in Darien to the rest of Illinois, the average income in Darien is $10,840 more.