From a total population of 22,325, Blue Island has a median age of 34.4. The average age of males, in Blue Island, is 34.5 while the average age of females is 34.4. When you compare this to median age of Illinois, Blue Island is 2.6 years younger.
The median income of individuals, in Blue Island, is $18,867 while the average household income is $39,023. When comparing the median income of people living in Blue Island to the rest of Illinois, the average income in Blue Island is $11,152 less.