From a total population of 698, Elsah has a median age of 20.7. The average age of males, in Elsah, is 20.8 while the average age of females is 20.6. When you compare this to median age of Illinois, Elsah is 16.3 years younger.
The median income of individuals, in Elsah, is $20,768 while the average household income is $46,806. When comparing the median income of people living in Elsah to the rest of Illinois, the average income in Elsah is $9,251 less.