From a total population of 43,707, Rock Falls has a median age of 43.9. The average age of males, in Rock Falls, is 42.7 while the average age of females is 45.4. When you compare this to median age of Iowa, Rock Falls is 5.9 years older.
The median income of individuals, in Rock Falls, is $27,605 while the average household income is $45,012. When comparing the median income of people living in Rock Falls to the rest of Iowa, the average income in Rock Falls is $16 less.