Realty.com
Buy

Start here

  • Homes for sale by state
  • Home buying tips
  • Before you start looking
  • The buying timeline

Afford it

  • Today's mortgage rates
  • Mortgage calculator
  • How much can I afford?
  • Get pre-approved

Make the deal

  • Writing a winning offer
  • Inspections & appraisals
  • Closing costs, itemized
  • Find a buyer's agent
Sell

Selling Options

  • What's my home worth?
  • Compare selling options
  • Get an instant cash offer
  • Buy before you sell

Resources

  • How selling works
  • When should I sell?
  • Home selling tips
  • Pricing your home
  • What's worth fixing first
  • Find a seller's agent
Home Loans
Find an Agent
Save searchAdvertiseSign In
Saved homesSaved searchesYour toursYour inquiriesRecently viewedAccount settings

Registered offenders on the map

Save search

Registered offenders on the map

Safety & registry resources

Review official public-safety information for any area from these government sources:

  • U.S. Dept. of Justice National Sex Offender Public Website (NSOPW)
  • FBI: state sex-offender registry directory
Key Biscayne, FL Homes for Sale | Realty.com
Realty.com
Buy

Start here

  • Homes for sale by state
  • Home buying tips
  • Before you start looking
  • The buying timeline

Afford it

  • Today's mortgage rates
  • Mortgage calculator
  • How much can I afford?
  • Get pre-approved

Make the deal

  • Writing a winning offer
  • Inspections & appraisals
  • Closing costs, itemized
  • Find a buyer's agent
Save searchAdvertiseSign In
Saved homesSaved searchesYour toursYour inquiriesRecently viewedAccount settings
  • Commercial

Registered offenders on the map

Save search
76 listings
Sell

Selling Options

  • What's my home worth?
  • Compare selling options
  • Get an instant cash offer
  • Buy before you sell

Resources

  • How selling works
  • When should I sell?
  • Home selling tips
  • Pricing your home
  • What's worth fixing first
  • Find a seller's agent
Home Loans
Find an Agent

Homes for Sale in Key Biscayne, FL

Homes for Sale in Key Biscayne, FL

Hide Map
24 of 76 Listings
Map

Homes for Sale in Key Biscayne, FL

24 of 76 Listings

Your Key Biscayne agent

JA

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Portal Real EstateCall Jonathan
  1. 881 Ocean Dr 20E — photo38Active

    $2,470,000

    2 bd · 2 ba · 1,875 sqft

    881 Ocean Dr 20E, Key Biscayne, FL

    Maria Becerra · Fortune Christie's International Real Estate

  2. 1121 Crandon Blvd D903 — photo24Active

    $1,225,000

    2 bd · 2 ba · 1,409 sqft

    1121 Crandon Blvd D903, Key Biscayne, FL

    Thelma Vanolli · United Realty Group Inc

  3. 781 Crandon Blvd 401 — photo39Active

    $3,975,000

    3 bd · 5 ba · 3,093 sqft

    781 Crandon Blvd 401, Key Biscayne, FL

    Brigitte Nachtigall · One Sotheby's International Realty

  4. 798 Crandon Blvd 55-B — photo15Active

    $629,000

    1 bd · 2 ba · 776 sqft

    798 Crandon Blvd 55-B, Key Biscayne, FL

    Lourdes Hernandez · Capital Intl Realty LLC

  5. 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

  6. 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.

  7. 101 Ocean Lane Dr 209 — photo21Active

    $779,000

    2 bd · 2 ba · 1,450 sqft

    101 Ocean Lane Dr 209, Key Biscayne, FL

    Maxwell Felman · RE/MAX Consultants Realty 1

  8. 600 Grapetree Dr 7Fn — photo58Active

    $1,890,000

    2 bd · 2 ba · 1,888 sqft

    600 Grapetree Dr 7Fn, Key Biscayne, FL

    Eduardo Vera · Cervera Real Estate Inc.

  9. 210 Sea View Dr 506 — photo16Active

    $950,000

    2 bd · 2 ba · 1,330 sqft

    210 Sea View Dr 506, Key Biscayne, FL

    Luis Henao · Miller Eaton LLC

  10. 199 Ocean Lane Dr 206 — photo40Active

    $1,100,000

    2 bd · 2 ba · 1,260 sqft

    199 Ocean Lane Dr 206, Key Biscayne, FL

    Dolores Urdapilleta · Urdapilleta Real Estate, LLC

  11. 240 Galen Dr 110 — photo19Active

    $580,000

    2 bd · 2 ba · 1,100 sqft

    240 Galen Dr 110, Key Biscayne, FL

    Frederique Leforestier · One Sotheby's International Realty

  12. 151 Crandon Blvd 1130 — photo30Active

    $2,650,000

    3 bd · 3 ba · 2,001 sqft

    151 Crandon Blvd 1130, Key Biscayne, FL

    Patricia Peraita · Coldwell Banker Realty

  13. 150 Ocean Lane Dr 2H — photo39Active

    $799,000

    2 bd · 2 ba · 1,335 sqft

    150 Ocean Lane Dr 2H, Key Biscayne, FL

    Maria Lazbal · Miami One Real Estate, LLC

  14. 155 Ocean Lane Dr 103 — photo38Active

    $825,000

    1 bd · 2 ba · 895 sqft

    155 Ocean Lane Dr 103, Key Biscayne, FL

    Lisa Cachon · Cachon Realty Group. LLC

  15. 100 Ocean Lane Dr 303 — photo17Active

    $505,000

    1 bd · 2 ba · 870 sqft

    100 Ocean Lane Dr 303, Key Biscayne, FL

    Nestor Palacios · Luxe Properties

  16. 195 Sunrise Dr 7 — photoPrice Reduced39Active

    $519,000

    1 bd · 1 ba · 790 sqft

    195 Sunrise Dr 7, Key Biscayne, FL

    Emma Jauregui · Coldwell Banker Realty

  17. 455 Grand Bay Dr 1020 — photo10Active

    $975,000

    0 bd · 1 ba · 376 sqft

    455 Grand Bay Dr 1020, Key Biscayne, FL

    Lourdes Lorenzo-Luaces · Arch Realty Inc

  18. 77 Crandon Blvd 5C — photo59Active

    $770,000

    2 bd · 2 ba · 1,105 sqft

    77 Crandon Blvd 5C, Key Biscayne, FL

    Grehyni Narvaez · Avanti Way Realty LLC

  19. 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

  20. listing photo3Active

    $1,360,000

    3 bd · 2 ba · 1,847 sqft

    Address withheld · Key Biscayne, FL

    Silvestre Hernandez · Holy Keys Realty Group LLC

  21. 255 Sunrise Dr 107 — photo18Active

    $459,000

    1 bd · 1 ba · 608 sqft

    255 Sunrise Dr 107, Key Biscayne, FL

    Devin Herrera · BHHS EWM Realty

  22. 210 Sea View Dr 207 — photo55Active

    $579,000

    1 bd · 2 ba · 875 sqft

    210 Sea View Dr 207, Key Biscayne, FL

    David Deleon · Compass Florida, LLC

  23. 881 Ocean Dr 16F — photo40Active

    $2,400,000

    2 bd · 2 ba · 1,875 sqft

    881 Ocean Dr 16F, Key Biscayne, FL

    Dolores Urdapilleta · Urdapilleta Real Estate, LLC

  24. 101 Crandon Blvd 265 — photo23Active

    $1,495,000

    2 bd · 2 ba · 1,790 sqft

    101 Crandon Blvd 265, Key Biscayne, FL

    Estefania Sundblad · Related General Realty, LLC.

12…4
Realty.com

L. Custen Realty, Inc. d/b/a Realty.com/L. Custen Realty CT, LLC d/b/a Realty.com (Tom O’Leary-Broker)(CT properties only), 8323 Southwest Freeway, Suite 900, Houston, Texas 77074

Equal Housing OpportunityEqual Housing Lender

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.

© 2026 Realty.com. All rights reserved.·Privacy·Terms·California Privacy Rights·Accessibility·Licensing

Listing data & MLS disclosures

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: 2026-09-30 04:21:58 UTC
  • Your Key Biscayne agent

    JA

    Jonathan Alfonso

    Portal Real Estate

    Lic. #3306632

    Portal Real EstateCall Jonathan

    Nearby areas

    ZIP codes

    • 33160 (1,534)
    • 33009 (973)
    • 33139 (874)
    • 33180 (807)
    • 33131 (758)
    • 33132 (749)
    • 33019 (585)
    • 33141 (510)

    Cities

    • Miami (6,687)
    • Miami Beach (1,710)
    • Hollywood (1,337)
    • Homestead (1,162)
    • Aventura (1,043)
    • Sunny Isles Beach (995)
    • Hallandale Beach (964)
    • Pembroke Pines (769)

    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

    August 2026 · This period is still settling

    Selling at 95.9% of asking price

    Buyers here are paying below asking. MLS · 22 sales · as of Aug 27, 2026