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 — Page 6 | 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
3 beds
142 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
New construction
With a pool

Homes for Sale in Key Biscayne, FL

Homes for Sale in Key Biscayne, FL

Hide Map
22 of 142 Listings
Map

Homes for Sale in Key Biscayne, FL

22 of 142 Listings

Your Key Biscayne agent

JA

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Portal Real EstateCall Jonathan
  1. 791 Crandon Blvd 603 — photoPrice Reduced74Active

    $3,595,000

    2 bd · 3 ba · 2,605 sqft

    791 Crandon Blvd 603, Key Biscayne, FL

    Lucia Marin · One Sotheby's International Realty

  2. 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

  3. 798 Crandon Blvd 16-C — photoPrice Reduced25Active

    $699,000

    2 bd · 2 ba · 875 sqft

    798 Crandon Blvd 16-C, Key Biscayne, FL

    Maria Rivera · The Keyes Company

  4. 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

  5. 255 Sunrise Dr 103 — photoPrice Reduced20Active

    $450,000

    1 bd · 1 ba · 608 sqft

    255 Sunrise Dr 103, Key Biscayne, FL

    Maria-Elda Castaneda · Castaneda & Associates

  6. 605 Ocean Dr 2L — photoPrice Reduced46Active

    $2,490,000

    3 bd · 3 ba · 1,772 sqft

    605 Ocean Dr 2L, Key Biscayne, FL

    MariaAmancia Vial-Ducaud · BHHS EWM Realty

  7. 155 Sunrise Dr 4B — photoPrice Reduced18Active

    $849,000

    2 bd · 2 ba · 1,212 sqft

    155 Sunrise Dr 4B, Key Biscayne, FL

    Joaquin Riera · IMS Consulting & Management

  8. 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

  9. 110 Hampton Ln — photo24Active

    $6,900,000

    6 bd · 7 ba · 3,550 sqft

    110 Hampton Ln, Key Biscayne, FL

    Jacqueline Molina · Fortune Christie's Intl R.E.

  10. 155 Ocean Lane Dr 302 — photoPrice Reduced24Active

    $749,000

    1 bd · 2 ba · 895 sqft

    155 Ocean Lane Dr 302, Key Biscayne, FL

    Melissa Llaury · One Sotheby's International Realty

  11. 177 Ocean Lane Dr 208 — photoPrice Reduced12Active

    $1,125,000

    2 bd · 2 ba · 1,260 sqft

    177 Ocean Lane Dr 208, Key Biscayne, FL

    Clara Sotorrio · City Intl R. E. Group, Inc.

  12. 251 Crandon Blvd 227 — photo12Active

    $1,900,000

    3 bd · 2 ba · 1,546 sqft

    251 Crandon Blvd 227, Key Biscayne, FL

    Dolores Urdapilleta · Urdapilleta Real Estate, LLC

  13. 260 Cape Florida Dr — photo24Active

    $29,500,000

    9 bd · 10 ba · 10,964 sqft

    260 Cape Florida Dr, Key Biscayne, FL

    Carlos Coto · One Sotheby's International Realty

  14. 360 Ocean Dr 304S — photo40Active

    $4,800,000

    2 bd · 4 ba · 1,823 sqft

    360 Ocean Dr 304S, Key Biscayne, FL

    Jacqueline Molina · Fortune Christie's Intl R.E.

  15. 200 Harbor Dr — photo24Active

    $25,900,000

    4 bd · 4 ba · 2,566 sqft

    200 Harbor Dr, Key Biscayne, FL

    Carlos Mandiola · Coldwell Banker Realty

  16. 691 Ridgewood Rd — photoPrice Reduced67Active

    $3,800,000

    4 bd · 4 ba · 3,403 sqft

    691 Ridgewood Rd, Key Biscayne, FL

    Felipe Franco · BHHS EWM Realty

  17. 545 Sabal Palm — photoPrice Reduced100Active

    $7,950,000

    5 bd · 5 ba · 4,166 sqft

    545 Sabal Palm, Key Biscayne, FL

    Brigitte De Langeron · DLS International Realty

  18. 420 Island Dr — photoPrice Reduced82Active

    $12,485,000

    6 bd · 8 ba · 6,405 sqft

    420 Island Dr, Key Biscayne, FL

    Elena Chacon · BHHS EWM Realty

  19. 360 Ocean Dr 205S — photo39Active

    $3,650,000

    2 bd · 4 ba · 1,830 sqft

    360 Ocean Dr 205S, Key Biscayne, FL

    Bruno Ricci · Fortune Christie's International Real Estate

  20. 31 Island Dr — photoPrice Reduced26Active

    $9,800,000

    6 bd · 7 ba · 5,826 sqft

    31 Island Dr, Key Biscayne, FL

    Fernando Gimenez · Gimeza A Real Estate Corp.

  21. 785 Crandon Blvd 705/805 — photo22Active

    $5,450,000

    4 bd · 5 ba · 4,200 sqft

    785 Crandon Blvd 705/805, Key Biscayne, FL

    Douglas Kinsley · Fortune Christie's International Real Estate

  22. 960 Mariner Dr — photoPrice Reduced79Active

    $19,500,000

    6 bd · 10 ba · 7,742 sqft

    960 Mariner Dr, Key Biscayne, FL

    Francisco Neri · The Corcoran Group

1…56

Explore Key Biscayne homes

By price

  • Under $300K
  • Under $500K
  • Under $700K
  • Luxury

By bedrooms

  • 2 beds
  • 3 beds
  • 4 beds
  • 5 beds

By type

  • Single family
  • Townhomes
  • Condos
  • Manufactured homes
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: 2026-09-04 04:15:45 UTC
  • Multi-family homes
  • Co-ops
  • By feature

    • New construction
    • With a pool

    Your Key Biscayne agent

    JA

    Jonathan Alfonso

    Portal Real Estate

    Lic. #3306632

    Portal Real EstateCall Jonathan

    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

    June 2026

    Key Biscayne 12-month median sale price trend

    Selling at 94.0% of asking price

    Buyers here are paying below asking. MLS · 30 sales · as of Jun 30, 2026

    Homes that sold · County records, as of Jun 30, 2026

    Median sale price
    $1,390,000$843,750–$2,350,000 typical range
    Price per sq. ft.
    $858
    Sales
    28
    Paid in cash
    71.4%

    Homes on the market · MLS, as of Jun 30, 2026

    Median days on market
    31 days

    Price trend · Assessor repeat sales, as of Jun 30, 2026

    Year-over-year
    3.7%

    Nearby areas

    ZIP codes

    • 33160 (1,497)
    • 33009 (966)
    • 33139 (808)
    • 33180 (808)
    • 33131 (745)
    • 33132 (680)
    • 33019 (591)
    • 33137 (496)

    Cities

    • Miami (6,407)
    • Miami Beach (1,608)
    • Hollywood (1,364)
    • Homestead (1,109)
    • Aventura (1,042)
    • Sunny Isles Beach (972)
    • Hallandale Beach (957)
    • Pembroke Pines (787)