From a total population of 144,648, Onondaga County has a median age of 29.7. The average age of males, in Onondaga County, is 28.9 while the average age of females is 30.4. When you compare this to median age of New York, Onondaga County is 8.4 years younger.
The median income of individuals, in Onondaga County, is $19,283 while the average household income is $31,566. When comparing the median income of people living in Onondaga County to the rest of New York, the average income in Onondaga County is $13,546 less.