From a total population of 75,569, Decatur has a median age of 40.9. The average age of males, in Decatur, is 39.8 while the average age of females is 41.7. When you compare this to median age of Michigan, Decatur is 1.6 years older.
The median income of individuals, in Decatur, is $22,034 while the average household income is $46,536. When comparing the median income of people living in Decatur to the rest of Michigan, the average income in Decatur is $4,109 less.