From a total population of 13,798, Yankton has a median age of 39.3. The average age of males, in Yankton, is 37.2 while the average age of females is 42.1. When you compare this to median age of South Dakota, Yankton is 2.5 years older.
The median income of individuals, in Yankton, is $25,193 while the average household income is $42,250. When comparing the median income of people living in Yankton to the rest of South Dakota, the average income in Yankton is $1,118 less.