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Data on this report is based on areas within the legal city boundary, outlined in black on the map. Any additional neighborhoods shown on the map are associated with the city by name and are included for reference only.

Key Biscayne, FL
Real Estate & Demographic Data






Key Biscayne profile


Living in Key Biscayne



Key Biscayne is a somewhat small coastal village (i.e. on the ocean, a bay, or inlet) located in the state of Florida. With a population of 14,435 people and six associated neighborhoods, Key Biscayne is the 176th largest community in Florida.

Key Biscayne home prices are not only among the most expensive in Florida, but Key Biscayne real estate also consistently ranks among the most expensive in America.

Telecommuters are a relatively large percentage of the workforce: 25.75% of people work from home. While this number may seem small overall, as a fraction of the total workforce it is high relative to the nation. These workers are often telecommuters who work in knowledge-based, white-collar professions. For example, Silicon Valley has large numbers of people who telecommute. Other at-home workers may be self-employed people who operate small businesses out of their homes.

One of the nice things about Key Biscayne is that it is nautical, which means that parts of it are somewhat historic and touch the ocean or tidal bodies of water, such as inlets and bays. Because of this, visitors and locals will often go to these areas to take in the scenery or to enjoy waterfront activities.

If knowledge is power, Key Biscayne is a pretty powerful place. 73.44% of the adults in Key Biscayne have earned a 4-year college degree, masters degree, MD, law degree, or even PhD. Compare that to the national average of 21.84% for all cities and towns.

The per capita income in Key Biscayne in 2018 was $87,271, which is wealthy relative to Florida and the nation. This equates to an annual income of $349,084 for a family of four.

Key Biscayne is an extremely ethnically-diverse village. The people who call Key Biscayne home describe themselves as belonging to a variety of racial and ethnic groups. People of Hispanic or Latino origin are the most prevalent group in Key Biscayne, accounting for 75.02% of the village’s residents (people of Hispanic or Latino origin can be of any race). The greatest number of Key Biscayne residents report their race to be White, followed by Black or African-American. Important ancestries of people in Key Biscayne include Italian, German, English, Irish, and Brazilian.

Key Biscayne also has a high percentage of its population that was born in another country: 57.19%.

The most common language spoken in Key Biscayne is Spanish. Other important languages spoken here include English and Portuguese.


Zip Codes in Key Biscayne, FL