From a total population of 837,533, Duval County has a median age of 35.6. The average age of males, in Duval County, is 34.2 while the average age of females is 37.1. When you compare this to median age of Florida, Duval County is 5.6 years younger.
The median income of individuals, in Duval County, is $25,496 while the average household income is $46,768. When comparing the median income of people living in Duval County to the rest of Florida, the average income in Duval County is $1,003 less.