From a total population of 1,377, Salem has a median age of 46.5. The average age of males, in Salem, is 45.6 while the average age of females is 48.7. When you compare this to median age of South Dakota, Salem is 9.7 years older.
The median income of individuals, in Salem, is $30,069 while the average household income is $50,729. When comparing the median income of people living in Salem to the rest of South Dakota, the average income in Salem is $3,758 more.