From a total population of 8,101, Long Grove has a median age of 42.8. The average age of males, in Long Grove, is 42.7 while the average age of females is 42.9. When you compare this to median age of Illinois, Long Grove is 5.8 years older.
The median income of individuals, in Long Grove, is $46,517 while the average household income is $96,768. When comparing the median income of people living in Long Grove to the rest of Illinois, the average income in Long Grove is $16,498 more.