From a total population of 41,054, Union County has a median age of 38.8. The average age of males, in Union County, is 36.5 while the average age of females is 40.7. When you compare this to median age of New Jersey, Union County is 0.5 years younger.
The median income of individuals, in Union County, is $27,057 while the average household income is $62,778. When comparing the median income of people living in Union County to the rest of New Jersey, the average income in Union County is $9,302 less.