From a total population of 15,027, Carroll County has a median age of 47.2. The average age of males, in Carroll County, is 46 while the average age of females is 48.1. When you compare this to median age of Illinois, Carroll County is 10.2 years older.
The median income of individuals, in Carroll County, is $26,918 while the average household income is $49,629. When comparing the median income of people living in Carroll County to the rest of Illinois, the average income in Carroll County is $3,101 less.