From a total population of 73,399, Arlington Heights has a median age of 42.4. The average age of males, in Arlington Heights, is 40.5 while the average age of females is 44. When you compare this to median age of Illinois, Arlington Heights is 5.4 years older.
The median income of individuals, in Arlington Heights, is $41,994 while the average household income is $78,865. When comparing the median income of people living in Arlington Heights to the rest of Illinois, the average income in Arlington Heights is $11,975 more.