From a total population of 14,946, Mills County has a median age of 41.7. The average age of males, in Mills County, is 40.9 while the average age of females is 42.9. When you compare this to median age of Iowa, Mills County is 3.7 years older.
The median income of individuals, in Mills County, is $27,942 while the average household income is $65,160. When comparing the median income of people living in Mills County to the rest of Iowa, the average income in Mills County is $321 more.