From a total population of 3,358, Galena has a median age of 51.5. The average age of males, in Galena, is 48.6 while the average age of females is 54.5. When you compare this to median age of Illinois, Galena is 14.5 years older.
The median income of individuals, in Galena, is $27,796 while the average household income is $45,811. When comparing the median income of people living in Galena to the rest of Illinois, the average income in Galena is $2,223 less.