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3 bedsWith a pool
Homes Over $3M in Key Biscayne, FL
57 listings

Homes Over $3M in Key Biscayne, FL

Homes Over $3M in Key Biscayne, FL

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24 of 57 Listings
Map

Homes Over $3M in Key Biscayne, FL

24 of 57 Listings

  1. 781 Crandon Blvd 401 — photo39Active

Your Key Biscayne agent

JA

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Portal Real EstateCall Jonathan

$3,975,000

3 bd · 5 ba · 3,093 sqft

781 Crandon Blvd 401, Key Biscayne, FL

Brigitte Nachtigall · One Sotheby's International Realty

  • 799 Crandon Blvd 202 — photo86Active

    $5,490,000

    4 bd · 6 ba · 3,581 sqft

    799 Crandon Blvd 202, Key Biscayne, FL

    Victor Florencio Sanchez · Ocean Club Realty, Inc.

  • 430 Grand Bay Dr 606 — photo35Active

    $3,900,000

    4 bd · 4 ba · 2,930 sqft

    430 Grand Bay Dr 606, Key Biscayne, FL

    Saddy Delgado PA · One Sotheby's International Realty

  • 445 Grand Bay Dr 104 — photo36Active

    $3,950,000

    4 bd · 5 ba · 3,250 sqft

    445 Grand Bay Dr 104, Key Biscayne, FL

    Cristina Diez · Compass Florida, LLC.

  • 548 Fernwood Rd 548 — photo50Active

    $3,300,000

    4 bd · 3 ba · 2,448 sqft

    548 Fernwood Rd 548, Key Biscayne, FL

    Alejandra Gil · Florida Realty of Miami Corp

  • 475 Woodcrest Rd — photo73Active

    $4,500,000

    4 bd · 3 ba · 2,689 sqft

    475 Woodcrest Rd, Key Biscayne, FL

    Alejandra Gil · Florida Realty of Miami Corp

  • 755 Curtiswood Dr — photo41Active

    $5,600,000

    5 bd · 5 ba · 3,197 sqft

    755 Curtiswood Dr, Key Biscayne, FL

    Pablo Rodriguez · Scale Commercial Realty

  • 131 Cape Florida Dr — photo52Active

    $16,500,000

    6 bd · 7 ba · 7,103 sqft

    131 Cape Florida Dr, Key Biscayne, FL

    Lucas Boccheciampe · Vantage Real Estate LLC

  • 119 Harbor Dr — photo12Active

    $3,300,000

    3 bd · 2 ba · 1,554 sqft

    119 Harbor Dr, Key Biscayne, FL

    Bruno Ricci · Fortune Christie's International Real Estate

  • 544 Warren Ln — photo59Active

    $8,000,000

    6 bd · 6 ba · 1,044 sqft

    544 Warren Ln, Key Biscayne, FL

    James Duncan · Duncan Studio Real Estate Division PLLC

  • 881 Ocean Dr 10a — photo32Active

    $3,750,000

    3 bd · 3 ba · 3,120 sqft

    881 Ocean Dr 10a, Key Biscayne, FL

    Carl H Cronwall PA · One Sotheby's International Realty

  • 501 Bay Lane — photo41Active

    $5,990,000

    5 bd · 5 ba · 4,759 sqft

    501 Bay Lane, Key Biscayne, FL

    Brigitte Nachtigall · One Sotheby's International Realty

  • 335 W Enid Dr — photo39Active

    $5,785,000

    5 bd · 6 ba · 3,495 sqft

    335 W Enid Dr, Key Biscayne, FL

    Victoria De Giraldo · BHHS EWM Realty

  • 520 S Mashta Dr — photo38Active

    $19,900,000

    5 bd · 4 ba · 3,085 sqft

    520 S Mashta Dr, Key Biscayne, FL

    Maureen Jauregui · Coldwell Banker Realty

  • 241 Cape Florida Dr — photoPrice Reduced100Active

    $27,900,000

    8 bd · 9 ba · 9,159 sqft

    241 Cape Florida Dr, Key Biscayne, FL

    Rosa Nelly Minano · Cervera Real Estate Inc.

  • 161 Cape Florida Drive — photo42Active

    $14,990,000

    4 bd · 6 ba · 6,661 sqft

    161 Cape Florida Drive, Key Biscayne, FL

    Brigitte Nachtigall · One Sotheby's International Realty

  • 631 N Mashta Drive — photo49Active

    $18,500,000

    4 bd · 5 ba · 2,255 sqft

    631 N Mashta Drive, Key Biscayne, FL

    Javier Gustavo Quiroz · Coldwell Banker

  • 430 Grand Bay Dr 708 — photoPrice Reduced14Active

    $3,490,000

    3 bd · 3 ba · 2,840 sqft

    430 Grand Bay Dr 708, Key Biscayne, FL

    Joan Mc Caughan · Coldwell Banker Realty

  • listing photo28Active

    $3,975,000

    3 bd · 5 ba · 3,186 sqft

    Address withheld · Key Biscayne, FL

    Ana Rodrigues Da Cruz · Coldwell Banker Realty

  • 200 Ocean Lane Dr 501 — photoPrice Reduced50Active

    $3,750,000

    4 bd · 4 ba · 1,880 sqft

    200 Ocean Lane Dr 501, Key Biscayne, FL

    Alejandro Deane · Luxuri International Real Estate Miami, LLC.

  • 650 Curtiswood Dr — photo41Active

    $5,199,000

    6 bd · 5 ba · 3,356 sqft

    650 Curtiswood Dr, Key Biscayne, FL

    Claudine Coto · One Sotheby's International Realty

  • 797 Glenridge Rd — photoPrice Reduced37Active

    $5,100,000

    5 bd · 5 ba · 3,535 sqft

    797 Glenridge Rd, Key Biscayne, FL

    Camila Freytes De Marotta · Swann Realty Partners, LLC.

  • 425 Harbor Dr — photo50Active

    $7,450,000

    7 bd · 9 ba · 4,565 sqft

    425 Harbor Dr, Key Biscayne, FL

    Mark Chatburn · One Sotheby's International Realty

  • 785 Crandon Blvd 205/305 — photo37Active

    $6,900,000

    4 bd · 5 ba · 4,200 sqft

    785 Crandon Blvd 205/305, Key Biscayne, FL

    Kaila Mardoyan · Douglas Elliman

  • 123

    Explore Key Biscayne homes

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    The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Listing data is derived from various Multiple Listing Services; each source MLS and its required disclaimer are shown with the listings on the applicable page. Realty.com is an independently owned and operated brokerage.

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    Your Key Biscayne agent

    JA

    Jonathan Alfonso

    Portal Real Estate

    Lic. #3306632

    Portal Real EstateCall Jonathan

    Listing data & MLS disclosures

    BeachesMLS
    All listings featuring the BMLS logo are provided by Beaches MLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Information is provided exclusively for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
    Listing information ©2026 Beaches Multiple Listing Service®. All Rights Reserved. Data Last Updated: 2026-09-30 21:13:35 UTC
    MIAMI REALTORS MLS
    The multiple listing information is provided by MIAMI Association of Realtors® from a copyrighted compilation of listings. The compilation of listings and each individual listingare ©2026 MIAMI Association of Realtors®. All Rights Reserved.
    The information provided is for consumers’ personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Last Updated: 2026-09-29 15:58:46 UTC

    Key Biscayne housing market

    September 2026 · This period is still settling

    Selling at 94.8% of asking price

    Buyers here are paying below asking. MLS · 12 sales · as of Sep 25, 2026

    Homes on the market · MLS, as of Sep 27, 2026

    Median list price
    $2,600,000
    Homes for sale
    139

    Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Sep 11, 2026

    Median home size
    1,838 sq. ft.

    Key Biscayne, FL community profile

    Population
    15,327
    Median income
    $154,457
    Housing units
    7,079
    People per sq. mi.
    982.5
    Area
    15.6 sq. mi.

    Source: HJN community data