From a total population of 10,048, Marshall County has a median age of 33.6. The average age of males, in Marshall County, is 32.1 while the average age of females is 36. When you compare this to median age of Indiana, Marshall County is 3.6 years younger.
The median income of individuals, in Marshall County, is $16,457 while the average household income is $32,988. When comparing the median income of people living in Marshall County to the rest of Indiana, the average income in Marshall County is $8,496 less.