Key Biscayne Homes for Sale Above $50,000,000

See what a budget above $50,000,000 really buys in Key Biscayne, and what it costs to own, before you commit.

Every home, condo and townhome currently for sale in Key Biscayne, Florida above $50,000,000, straight from BeachesMLS and updated throughout the day.

1 listings, newest first.

Ask About These Key Biscayne

Tell us which of these homes you want to see, or what you are looking for that is not here, and a Key Biscayne agent replies with the homes that fit, the questions to ask about each and a time to see them. Call or text (786) 914-1017 or send the form on this page.

Get New Key Biscayne Homes Above $50,000,000 Before You Miss Them

Well priced homes can go under contract quickly. Leave your email on this page and BreakThru Realty sends you each new listing that matches this exact search, straight from the MLS, as it comes on the market. You can also save the search, ask about a home, schedule a showing or call an agent from this page.

Thinking About Selling in Key Biscayne?

Your buyer may already be looking. BreakThru Realty works with hundreds of prequalified buyers searching for properties. Enter your address and a licensed broker prepares your selling options from the closed sales nearest your home and the buyers on file.

  • A value range built from comparable Key Biscayne sales, with the reasoning
  • Whether a buyer already working with BreakThru Realty is looking for a property like yours
  • The plan that reaches the rest of the market if no buyer on file fits
  • An estimate of your selling costs and what you would keep after closing
  • Your timing, privacy and goals, worked through before anything is listed

Find Out If We Have Your Buyer

Selling in Key Biscayne?

See what your home is worth from recent Key Biscayne sales, the days on market and today's buyer demand. See what my home would sell for.

Buying in Key Biscayne?

Every home, condo and townhome for sale in Key Biscayne, straight from the MLS and updated through the day. Find my Key Biscayne home.

Investing in Key Biscayne?

Multifamily, rental and value add property in Key Biscayne, with the taxes, association fees and price history on every listing. Evaluate Key Biscayne investments.

Nearby Key Biscayne Price Ranges

More Key Biscayne Real Estate

Key Biscayne Homes by Price Range

Key Biscayne housing market report · Key Biscayne Rentals: Homes & Apartments for Rent

Explore