From a total population of 156,850, Sullivan County has a median age of 44.1. The average age of males, in Sullivan County, is 43.1 while the average age of females is 45.4. When you compare this to median age of Tennessee, Sullivan County is 5.8 years older.
The median income of individuals, in Sullivan County, is $24,085 while the average household income is $39,577. When comparing the median income of people living in Sullivan County to the rest of Tennessee, the average income in Sullivan County is $726 less.