From a total population of 38,965, Germantown Hills has a median age of 40.4. The average age of males, in Germantown Hills, is 39.3 while the average age of females is 41.2. When you compare this to median age of Illinois, Germantown Hills is 3.4 years older.
The median income of individuals, in Germantown Hills, is $30,300 while the average household income is $68,119. When comparing the median income of people living in Germantown Hills to the rest of Illinois, the average income in Germantown Hills is $281 more.