From a total population of 7,455, Treasure Island has a median age of 55.5. The average age of males, in Treasure Island, is 55 while the average age of females is 55.9. When you compare this to median age of Florida, Treasure Island is 14.3 years older.
The median income of individuals, in Treasure Island, is $48,552 while the average household income is $62,432. When comparing the median income of people living in Treasure Island to the rest of Florida, the average income in Treasure Island is $22,053 more.