Key Biscayne 12-month median sale price trend

101 listings

Homes for Sale in Key Biscayne, FL

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24 of 101 Listings

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Homes for Sale in Key Biscayne, FL

24 of 101 Listings

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call Jonathan

52Active

$16,500,000

6 bd · 7 ba · — sqft

131 Cape Florida Dr, Key Biscayne, FL

Lucas Boccheciampe · Vantage Real Estate LLC

12Active

$3,300,000

3 bd · 2 ba · 1,554 sqft

119 Harbor Dr, Key Biscayne, FL

Bruno Ricci · Fortune Christie's International Real Estate

24Active

$2,795,000

3 bd · 4 ba · 1,650 sqft

596 Fernwood Rd B, Key Biscayne, FL

Martin Mas · Fortune Christie's International Real Estate

59Active

$8,000,000

6 bd · 6 ba · 1,044 sqft

544 Warren Ln, Key Biscayne, FL

James Duncan · Duncan Studio Real Estate Division PLLC

3Active

$1,360,000

3 bd · 2 ba · 1,847 sqft

Address withheld · Key Biscayne, FL

Silvestre Hernandez · Holy Keys Realty Group LLC

58Active

$2,100,000

2 bd · 2 ba · 1,880 sqft

201 Crandon Blvd 707, Key Biscayne, FL

Yahia Aly · Alexandria Realty Group LLC

41Active

$5,990,000

5 bd · 5 ba · 4,759 sqft

501 Bay Lane, Key Biscayne, FL

Brigitte Nachtigall · One Sotheby's International Realty

39Active

$2,400,000

2 bd · 2 ba · 1,875 sqft

881 Ocean Dr 16F, Key Biscayne, FL

Dolores Urdapilleta · Urdapilleta Real Estate, LLC

23Active

$1,495,000

2 bd · 2 ba · 1,790 sqft

101 Crandon Blvd 265, Key Biscayne, FL

Estefania Sundblad · Related General Realty, LLC.

45Active

$2,250,000

2 bd · 3 ba · 2,060 sqft

737 Crandon Blvd Ph-1, Key Biscayne, FL

Giulietta Ulloa · BHHS EWM Realty

49Active

$1,400,000

1 bd · 1 ba · 1,217 sqft

200 Ocean Lane Dr Pb4, Key Biscayne, FL

Martine C. Paulin P L · Compass Florida, LLC

65Active

$2,300,000

3 bd · 3 ba · 2,523 sqft

600 Grapetree Dr 6Bs, Key Biscayne, FL

Dolores Urdapilleta · Urdapilleta Real Estate, LLC

40Active

$2,100,000

3 bd · 3 ba · 2,450 sqft

575 Crandon Blvd 801, Key Biscayne, FL

Marisela Gonzalez Servat · Avanti Way Realty LLC

21Active

$1,770,000

2 bd · 2 ba · 1,496 sqft

613 Ocean Dr 5D, Key Biscayne, FL

Karina Dos Santos · Avanti Way Brickell

72Active

$2,799,000

3 bd · 3 ba · 2,632 sqft

765 Crandon Blvd 603, Key Biscayne, FL

Eva Oliver · Coldwell Banker Realty

38Active

$19,900,000

5 bd · 4 ba · 3,085 sqft

520 S Mashta Dr, Key Biscayne, FL

Maureen Jauregui · Coldwell Banker Realty

Price 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.

82Active

$4,450,000

3 bd · 3 ba · 2,604 sqft

201 Crandon Blvd 175, Key Biscayne, FL

Camila Failo · One Sotheby's International Realty

51Active

$1,395,000

2 bd · 2 ba · 1,260 sqft

199 Ocean Lane Dr 1207, Key Biscayne, FL

Nora Gonzalez · Douglas Elliman

42Active

$14,990,000

4 bd · 6 ba · 6,661 sqft

161 Cape Florida Drive, Key Biscayne, FL

Brigitte Nachtigall · One Sotheby's International Realty

31Active

$1,088,000

0 bd · 1 ba · 532 sqft

455 Grand Bay Dr 717, Key Biscayne, FL

Carlos Castro · NestWise Real Estate LLC

32Active

$1,599,900

2 bd · 2 ba · 1,531 sqft

201 Crandon Blvd 530, Key Biscayne, FL

Carmen B Llano White PA · BHHS EWM Realty

45Active

$1,175,000

2 bd · 3 ba · 1,340 sqft

224 Sea View Dr 104, Key Biscayne, FL

Maureen Jauregui · Coldwell Banker Realty

39Active

$2,950,000

3 bd · 2 ba · 1,782 sqft

1111 Crandon Blvd a501, Key Biscayne, FL

Sandra Pava · The Keyes Company

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: 2026-09-07 19:01:12 UTC

Key Biscayne housing market

June 2026

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

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

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

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

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: 2026-09-07 19:01:12 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

June 2026

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%

Registered offenders on the map

Registered offenders on the map

Registered offenders on the map

Your Key Biscayne agent

Listing data & MLS disclosures

Key Biscayne housing market

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

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

Key Biscayne, FL community profile

Explore Key Biscayne homes

Your Key Biscayne agent

Your Key Biscayne agent

Your Key Biscayne agent

Listing data & MLS disclosures

Key Biscayne, FL community profile

Key Biscayne housing market

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

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

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