From a total population of 66,646, Frederick County has a median age of 35. The average age of males, in Frederick County, is 33.5 while the average age of females is 36.6. When you compare this to median age of Maryland, Frederick County is 3.1 years younger.
The median income of individuals, in Frederick County, is $32,751 while the average household income is $65,967. When comparing the median income of people living in Frederick County to the rest of Maryland, the average income in Frederick County is $3,919 less.