From a total population of 20,916, Marquette has a median age of 28.7. The average age of males, in Marquette, is 28.4 while the average age of females is 29.2. When you compare this to median age of Michigan, Marquette is 10.6 years younger.
The median income of individuals, in Marquette, is $21,052 while the average household income is $35,719. When comparing the median income of people living in Marquette to the rest of Michigan, the average income in Marquette is $5,091 less.