From a total population of 4,377, Marine City has a median age of 42.4. The average age of males, in Marine City, is 41.5 while the average age of females is 43.2. When you compare this to median age of Michigan, Marine City is 3.1 years older.
The median income of individuals, in Marine City, is $24,820 while the average household income is $48,703. When comparing the median income of people living in Marine City to the rest of Michigan, the average income in Marine City is $1,323 less.