From a total population of 111,011, Missoula County has a median age of 34.4. The average age of males, in Missoula County, is 33.4 while the average age of females is 35.6. When you compare this to median age of Montana, Missoula County is 5.4 years younger.
The median income of individuals, in Missoula County, is $26,559 while the average household income is $47,029. When comparing the median income of people living in Missoula County to the rest of Montana, the average income in Missoula County is $582 more.