From a total population of 28,603, Cumberland County has a median age of 37.1. The average age of males, in Cumberland County, is 35.7 while the average age of females is 38.1. When you compare this to median age of New Jersey, Cumberland County is 2.2 years younger.
The median income of individuals, in Cumberland County, is $23,892 while the average household income is $50,787. When comparing the median income of people living in Cumberland County to the rest of New Jersey, the average income in Cumberland County is $12,467 less.