From a total population of 29,450, Westfield has a median age of 40.8. The average age of males, in Westfield, is 40.6 while the average age of females is 41. When you compare this to median age of New Jersey, Westfield is 1.5 years older.
The median income of individuals, in Westfield, is $64,374 while the average household income is $138,165. When comparing the median income of people living in Westfield to the rest of New Jersey, the average income in Westfield is $28,015 more.