From a total population of 10,676, Chatham has a median age of 36.6. The average age of males, in Chatham, is 34.7 while the average age of females is 38.2. When you compare this to median age of Illinois, Chatham is 0.4 years younger.
The median income of individuals, in Chatham, is $32,234 while the average household income is $78,455. When comparing the median income of people living in Chatham to the rest of Illinois, the average income in Chatham is $2,215 more.