From a total population of 10,233, Gary has a median age of 43.1. The average age of males, in Gary, is 40.9 while the average age of females is 45.2. When you compare this to median age of South Dakota, Gary is 6.3 years older.
The median income of individuals, in Gary, is $26,487 while the average household income is $52,160. When comparing the median income of people living in Gary to the rest of South Dakota, the average income in Gary is $176 more.