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With a pool
Homes Over $3M in Key Biscayne, FL — Page 2
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. 625 Curtiswood Dr — photo48Active

Your Key Biscayne agent

JA

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Portal Real EstateCall Jonathan

$9,200,000

5 bd · 6 ba · 4,416 sqft

625 Curtiswood Dr, Key Biscayne, FL

Jennifer Molina · One Sotheby's International Realty

  • 350 Ocean Dr 405N — photo33Active

    $3,799,000

    2 bd · 4 ba · 1,727 sqft

    350 Ocean Dr 405N, Key Biscayne, FL

    Lucas Boccheciampe · Vantage Real Estate LLC

  • 571 Glenridge Rd — photo45Active

    $7,490,000

    5 bd · 7 ba · 3,768 sqft

    571 Glenridge Rd, Key Biscayne, FL

    Dora Puig · Luxe Living Realty

  • 799 Crandon Blvd Ph-8 — photo47Active

    $18,500,000

    5 bd · 6 ba · 4,566 sqft

    799 Crandon Blvd Ph-8, Key Biscayne, FL

    Natalia Anda · Coldwell Banker Realty

  • 350 Ocean Dr Lph2N — photoPrice Reduced93Active

    $17,900,000

    5 bd · 6 ba · 4,764 sqft

    350 Ocean Dr Lph2N, Key Biscayne, FL

    Giulietta Ulloa · BHHS EWM Realty

  • 238 Buttonwood Dr — photo22Active

    $8,500,000

    6 bd · 7 ba · 4,190 sqft

    238 Buttonwood Dr, Key Biscayne, FL

    Fernanda Moreno · Douglas Elliman

  • 485 W Matheson Dr — photo82Active

    $237,000,000

    5 bd · 9 ba · 11,528 sqft

    485 W Matheson Dr, Key Biscayne, FL

    Jill Eber · Coldwell Banker Realty

  • 255 Ridgewood Rd — photo30Active

    $3,550,000

    4 bd · 3 ba · 2,177 sqft

    255 Ridgewood Rd, Key Biscayne, FL

    Maria Parra Loughlin · Compass Florida, LLC.

  • 791 Crandon Blvd 404 — photo85Active

    $3,549,000

    3 bd · 3 ba · 2,510 sqft

    791 Crandon Blvd 404, Key Biscayne, FL

    Victor Florencio Sanchez · Ocean Club Realty, Inc.

  • 690 Warren Ln — photo39Active

    $5,478,000

    4 bd · 4 ba · 3,549 sqft

    690 Warren Ln, Key Biscayne, FL

    Brigitte Nachtigall · One Sotheby's International Realty

  • 791 Crandon Blvd 302 — photo50Active

    $3,340,000

    3 bd · 3 ba · 2,510 sqft

    791 Crandon Blvd 302, Key Biscayne, FL

    Elena Chacon · BHHS EWM Realty

  • 685 Harbor Ln — photo46Active

    $6,950,000

    5 bd · 6 ba · 5,421 sqft

    685 Harbor Ln, Key Biscayne, FL

    Marisela Gonzalez Servat · Avanti Way Realty LLC

  • 524 Warren Ln — photoPrice Reduced61Active

    $3,730,000

    5 bd · 4 ba · 2,700 sqft

    524 Warren Ln, Key Biscayne, FL

    Fabrice Ernandes · Serhant

  • 640 S Mashta Dr — photo38Active

    $16,800,000

    4 bd · 4 ba · 3,620 sqft

    640 S Mashta Dr, Key Biscayne, FL

    Brigitte De Langeron · DLS International Realty

  • 24 Grand Bay Estates Circle — photoPrice Reduced64Active

    $4,899,000

    5 bd · 6 ba · 4,220 sqft

    24 Grand Bay Estates Circle, Key Biscayne, FL

    Anthony D Vlahovic · Engel & Voelkers Vero Beach

  • 430 Grand Bay Dr 801 — photo28Active

    $6,900,000

    2 bd · 4 ba · 3,950 sqft

    430 Grand Bay Dr 801, Key Biscayne, FL

    Adriana Vollmer · Coldwell Banker Realty

  • 799 Crandon Blvd 605 — photoPrice Reduced77Active

    $3,750,000

    3 bd · 4 ba · 2,510 sqft

    799 Crandon Blvd 605, Key Biscayne, FL

    Ana Victoria Brisky · Urdapilleta Real Estate, LLC

  • 600 Grapetree Dr 11Bn — photoPrice Reduced45Active

    $3,599,000

    3 bd · 3 ba · 3,711 sqft

    600 Grapetree Dr 11Bn, Key Biscayne, FL

    Victoria Zamorano · Realty One Group Evolution

  • 445 Grand Bay Drive Ph-1a — photo52Active

    $18,900,000

    5 bd · 6 ba · 8,435 sqft

    445 Grand Bay Drive Ph-1a, Key Biscayne, FL

    Brigitte Nachtigall · One Sotheby's International Realty

  • 350 Ocean Dr 701N — photoPrice Reduced52Active

    $11,495,000

    4 bd · 6 ba · 3,787 sqft

    350 Ocean Dr 701N, Key Biscayne, FL

    Lucia Marin · One Sotheby's International Realty

  • 350 Ocean Dr 205N — photoPrice Reduced28Active

    $3,500,000

    2 bd · 3 ba · 1,830 sqft

    350 Ocean Dr 205N, Key Biscayne, FL

    Judith Zeder · Coldwell Banker Realty

  • 100 Cape Florida Dr — photo68Active

    $19,800,000

    4 bd · 9 ba · 8,240 sqft

    100 Cape Florida Dr, Key Biscayne, FL

    Lucia Marin · One Sotheby's International Realty

  • 881 Ocean Dr 20a — photo32Active

    $3,600,000

    3 bd · 3 ba · 3,120 sqft

    881 Ocean Dr 20a, Key Biscayne, FL

    MariaAmancia Vial-Ducaud · BHHS EWM Realty

  • 350 E Ocean Dr 301N — photoPrice Reduced41Active

    $8,950,000

    4 bd · 7 ba · 3,798 sqft

    350 E Ocean Dr 301N, Key Biscayne, FL

    Kinga Konsorska · Douglas Elliman

  • 123

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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 07:36:31 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: 2026-10-01 12:17:48 UTC

    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

    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.