From a total population of 31,449, Highland Park has a median age of 45.7. The average age of males, in Highland Park, is 43.5 while the average age of females is 47.2. When you compare this to median age of Illinois, Highland Park is 8.7 years older.
The median income of individuals, in Highland Park, is $68,688 while the average household income is $115,382. When comparing the median income of people living in Highland Park to the rest of Illinois, the average income in Highland Park is $38,669 more.