From a total population of 20,352, Polk County has a median age of 50.5. The average age of males, in Polk County, is 48.2 while the average age of females is 52.8. When you compare this to median age of North Carolina, Polk County is 12.7 years older.
The median income of individuals, in Polk County, is $26,686 while the average household income is $47,534. When comparing the median income of people living in Polk County to the rest of North Carolina, the average income in Polk County is $1,078 more.