From a total population of 8,322, Mount Rainier has a median age of 32.3. The average age of males, in Mount Rainier, is 32.6 while the average age of females is 31.6. When you compare this to median age of Maryland, Mount Rainier is 5.8 years younger.
The median income of individuals, in Mount Rainier, is $25,576 while the average household income is $44,902. When comparing the median income of people living in Mount Rainier to the rest of Maryland, the average income in Mount Rainier is $11,094 less.