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Business for Sale | Key Biscayne, Florida

Discover business opportunities, in or around Key Biscayne, with well-established brands, who are looking for people like you to help them grow.

As of the 2010 United States Census, Key Biscayne, located in the Sunshine State, had a total population of 9,735 people.

City Statistics and Other Information About Key Biscayne


From a total population of 9,735, Key Biscayne has a median age of 41.1. The average age of males, in Key Biscayne, is 42.1 while the average age of females is 39.7. When you compare this to median age of Florida, Key Biscayne is 0.1 years younger.


The median income of individuals, in Key Biscayne, is $76,709 while the average household income is $121,023. When comparing the median income of people living in Key Biscayne to the rest of Florida, the average income in Key Biscayne is $50,210 more.

Additional Information

Miami-Dade County