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139 listings

Homes for Sale in Key Biscayne, FL

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24 of 139 Listings

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24 of 139 Listings

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call Jonathan

46Active

$11,750,000

7 bd · 6 ba · 5,074 sqft

110 Reef Ln 10, Key Biscayne, FL

Bento Queiroz · Compass Florida, LLC

38Active

$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

26Active

$2,600,000

3 bd · 3 ba · 2,412 sqft

200 Ocean Lane Dr 401, Key Biscayne, FL

Maria Parra Loughlin · Compass Florida, LLC.

24Active

$1,225,000

2 bd · 2 ba · 1,409 sqft

1121 Crandon Blvd D903, Key Biscayne, FL

Thelma Vanolli · United Realty Group Inc

39Active

$3,975,000

3 bd · 5 ba · 3,093 sqft

781 Crandon Blvd 401, Key Biscayne, FL

Brigitte Nachtigall · One Sotheby's International Realty

37Active

$995,000

1 bd · 2 ba · 895 sqft

155 Ocean Lane Dr 1002, Key Biscayne, FL

Brigitte De Langeron · DLS International Realty

15Active

$629,000

1 bd · 2 ba · 776 sqft

798 Crandon Blvd 55-B, Key Biscayne, FL

Lourdes Hernandez · Capital Intl Realty LLC

86Active

$5,490,000

4 bd · 6 ba · 3,581 sqft

799 Crandon Blvd 202, Key Biscayne, FL

Victor Florencio Sanchez · Ocean Club Realty, Inc.

35Active

$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

36Active

$3,950,000

4 bd · 5 ba · 3,250 sqft

445 Grand Bay Dr 104, Key Biscayne, FL

Cristina Diez · Compass Florida, LLC.

21Active

$779,000

2 bd · 2 ba · 1,450 sqft

101 Ocean Lane Dr 209, Key Biscayne, FL

Maxwell Felman · RE/MAX Consultants Realty 1

50Active

$3,300,000

4 bd · 3 ba · 2,448 sqft

548 Fernwood Rd 548, Key Biscayne, FL

Alejandra Gil · Florida Realty of Miami Corp

73Active

$4,500,000

4 bd · 3 ba · 2,689 sqft

475 Woodcrest Rd, Key Biscayne, FL

Alejandra Gil · Florida Realty of Miami Corp

27Active

$999,000

2 bd · 2 ba · 1,260 sqft

155 Ocean Lane Dr 413, Key Biscayne, FL

Alejandro Pis Dudot · Coldwell Banker Realty

58Active

$1,890,000

2 bd · 2 ba · 1,888 sqft

600 Grapetree Dr 7Fn, Key Biscayne, FL

Eduardo Vera · Cervera Real Estate Inc.

19Active

$890,000

2 bd · 2 ba · 1,450 sqft

55 Ocean Lane Dr 2028, Key Biscayne, FL

Lorena Garcia Morillo · BHHS EWM Realty

45Active

$1,800,000

2 bd · 3 ba · 1,547 sqft

151 Crandon Blvd 138, Key Biscayne, FL

Ifigenia Gonzalez · BHHS EWM Realty

16Active

$950,000

2 bd · 2 ba · 1,330 sqft

210 Sea View Dr 506, Key Biscayne, FL

Luis Henao · Miller Eaton LLC

19Active

$580,000

2 bd · 2 ba · 1,100 sqft

240 Galen Dr 110, Key Biscayne, FL

Frederique Leforestier · One Sotheby's International Realty

30Active

$2,650,000

3 bd · 3 ba · 2,001 sqft

151 Crandon Blvd 1130, Key Biscayne, FL

Patricia Peraita · Coldwell Banker Realty

39Active

$799,000

2 bd · 2 ba · 1,335 sqft

150 Ocean Lane Dr 2H, Key Biscayne, FL

Maria Lazbal · Miami One Real Estate, LLC

41Active

$5,600,000

5 bd · 5 ba · 3,197 sqft

755 Curtiswood Dr, Key Biscayne, FL

Pablo Rodriguez · Scale Commercial Realty

38Active

$825,000

1 bd · 2 ba · 895 sqft

155 Ocean Lane Dr 103, Key Biscayne, FL

Lisa Cachon · Cachon Realty Group. LLC

52Active

$16,500,000

6 bd · 7 ba · 7,103 sqft

131 Cape Florida Dr, Key Biscayne, FL

Lucas Boccheciampe · Vantage Real Estate LLC

1 2…6

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: 2026-10-05 23:02:31 UTC

Key Biscayne housing market

September 2026 · This period is still settling

Selling at 94.7% of asking price

Buyers here are paying below asking. MLS · 15 sales · as of Sep 30, 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

Explore Key Biscayne homes

By price

Homes Under $900K
Homes Under $1M
Homes Under $1.25M
Homes Under $1.5M
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Homes Under $2.25M
Homes Under $2.5M
Homes Under $2.75M
Homes Under $3M
Homes Over $3M
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By bedrooms

2 Bedroom Homes
3 Bedroom Homes

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

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.

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call Jonathan

By type

Single-Family Homes
Condos

By feature

Homes with a Pool
Waterfront Homes

Nearby areas

ZIP codes

33160 (1,529)
33009 (986)
33139 (884)
33180 (805)
33131 (764)
33132 (754)
33019 (585)
33141 (518)

Cities

Miami (6,729)
Miami Beach (1,739)
Hollywood (1,379)
Homestead (1,181)
Aventura (1,039)

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call Jonathan

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call Jonathan

Nearby areas

ZIP codes

33160 (1,529)
33009 (986)
33139 (884)
33180 (805)
33131 (764)
33132 (754)
33019 (585)
33141 (518)

Cities

Miami (6,729)
Miami Beach (1,739)
Hollywood (1,379)
Homestead (1,181)
Aventura (1,039)

Sunny Isles Beach (994)

Hallandale Beach (980)

Pembroke Pines (786)

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: 2026-10-05 23:02:31 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 94.7% of asking price

Buyers here are paying below asking. MLS · 15 sales · as of Sep 30, 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 Homes for Sale | Realty.com