From a total population of 5,645, Sanibel has a median age of 65.5. The average age of males, in Sanibel, is 67.5 while the average age of females is 64.2. When you compare this to median age of Florida, Sanibel is 24.3 years older.
The median income of individuals, in Sanibel, is $81,744 while the average household income is $97,788. When comparing the median income of people living in Sanibel to the rest of Florida, the average income in Sanibel is $55,245 more.