From a total population of 21,098, Greenbelt has a median age of 33.3. The average age of males, in Greenbelt, is 31.3 while the average age of females is 35.9. When you compare this to median age of Maryland, Greenbelt is 4.8 years younger.
The median income of individuals, in Greenbelt, is $31,704 while the average household income is $62,685. When comparing the median income of people living in Greenbelt to the rest of Maryland, the average income in Greenbelt is $4,966 less.