From a total population of 112,698, La Salle County has a median age of 41.6. The average age of males, in La Salle County, is 40.1 while the average age of females is 43.1. When you compare this to median age of Illinois, La Salle County is 4.6 years older.
The median income of individuals, in La Salle County, is $25,668 while the average household income is $51,232. When comparing the median income of people living in La Salle County to the rest of Illinois, the average income in La Salle County is $4,351 less.