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Key Biscayne, FL Homes for Sale — Page 5 | Realty.com

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Homes for Sale in Key Biscayne, FL

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24 of 141 Listings

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24 of 141 Listings

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call Jonathan

29Active
$3,000,000
3 bd · 4 ba · 2,604 sqft
201 Crandon Blvd 163, Key Biscayne, FL
Josefina Fiorito · Great Properties International LLC
27Active
$1,170,160
2 bd · 2 ba · 1,260 sqft
177 Ocean Lane Dr 512, Key Biscayne, FL
Ana Lagomarsino · Pixan Realty LLC
Price Reduced34Active
$720,000
3 bd · 2 ba · — sqft
550 Ocean Drive 3H, Key Biscayne, FL
Carlos Pizarro · South Florida Brokers & Assoc

Price Reduced26Active
$699,000
2 bd · 2 ba · 1,040 sqft
555 Crandon Blvd 43, Key Biscayne, FL
Roberta Tazzini · BHHS EWM Realty
38Active
$16,800,000
4 bd · 4 ba · 3,620 sqft
640 S Mashta Dr, Key Biscayne, FL
Brigitte De Langeron · DLS International Realty
Price Reduced18Active
$2,499,000
3 bd · 3 ba · 2,330 sqft
151 Crandon Blvd 345, Key Biscayne, FL
Cristina Preti · BHHS EWM Realty
Price Reduced46Active
$1,350,000
2 bd · 2 ba · 1,409 sqft
1121 Crandon Blvd E1203, Key Biscayne, FL
Maria Becerra · Fortune Christie's International Real Estate
46Active
$3,400,000
3 bd · 4 ba · 2,840 sqft
430 Grand Bay Dr 307, Key Biscayne, FL
Giulietta Ulloa · BHHS EWM Realty
Price Reduced64Active
$4,950,000
5 bd · 6 ba · 4,220 sqft
24 Grand Bay Estates Circle, Key Biscayne, FL
Anthony D Vlahovic · Engel & Voelkers Vero Beach
30Active
$5,995,000
5 bd · 6 ba · 3,762 sqft
561 Warren Ln, Key Biscayne, FL
Josefina Fiorito · Great Properties International LLC
28Active
$6,900,000
2 bd · 4 ba · 3,950 sqft
430 Grand Bay Dr 801, Key Biscayne, FL
Adriana Vollmer · Coldwell Banker Realty
Price Reduced31Active
$1,299,000
2 bd · 2 ba · 1,260 sqft
199 Ocean Lane Dr 1009, Key Biscayne, FL
Monica Steinmuller · Coldwell Banker Realty
10Active
$495,000
1 bd · 1 ba · 725 sqft
240 Galen Dr 314, Key Biscayne, FL
Ninoska Stilp · Maos Realty, LLC.
Price Reduced41Active
$769,900
2 bd · 2 ba · 1,335 sqft
170 Ocean Lane Dr 310, Key Biscayne, FL
Melinda Foley · All Florida Property Group,Inc
Price Reduced28Active
$775,000
2 bd · 2 ba · 1,090 sqft
555 Crandon Blvd 82, Key Biscayne, FL
Natalia Mendoza Saenz · Envirotek Realty
20Active
$785,000
2 bd · 2 ba · 1,242 sqft
100 Ocean Lane Dr 301, Key Biscayne, FL
Maria Jarque · Fortune Christie's International Real Estate
38Active
$4,500,000
4 bd · 4 ba · 2,825 sqft
199 Ocean Lane Dr 401, Key Biscayne, FL
Florencia Yagodnik · Swann Realty Partners, LLC.
Price Reduced66Active
$3,750,000
3 bd · 4 ba · 2,510 sqft
799 Crandon Blvd 605, Key Biscayne, FL
Ana Victoria Brisky · Urdapilleta Real Estate, LLC
Price Reduced45Active
$3,750,000
3 bd · 3 ba · 3,711 sqft
600 Grapetree Dr 11Bn, Key Biscayne, FL
Victoria Zamorano · Realty One Group Evolution
52Active
$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
30Active
$740,000
3 bd · 2 ba · 1,100 sqft
240 Galen Drive 109, Key Biscayne, FL
Natalia Salgado · DLS International Realty
Price 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
28Active
$3,750,000
2 bd · 3 ba · 1,830 sqft
350 Ocean Dr 205N, Key Biscayne, FL
Judith Zeder · Coldwell Banker Realty
Price Reduced11Active
$429,000
0 bd · 1 ba · 410 sqft
100 Sunrise Dr 5, Key Biscayne, FL
Khalil Khouri · Cristina Sammataro

1…4 5 6

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: 2026-08-26 00:32:56 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: 2026-09-03 21:04:26 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

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

Year-over-year: 3.7%

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

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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.

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: 2026-08-26 00:32:56 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: 2026-09-03 21:04:26 UTC

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call Jonathan

By feature

New construction
With a pool

Nearby areas

ZIP codes

33160 (1,494)
33009 (964)
33139 (809)
33180 (806)
33131 (751)
33132 (683)
33019 (589)
33137 (496)

Cities

Miami (6,415)
Miami Beach (1,603)
Hollywood (1,331)
Homestead (1,112)
Aventura (1,037)
Sunny Isles Beach (973)
Hallandale Beach (955)
Pembroke Pines (787)

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call 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

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 (1,494)
33009 (964)
33139 (809)
33180 (806)
33131 (751)
33132 (683)
33019 (589)
33137 (496)

Cities

Miami (6,415)
Miami Beach (1,603)
Hollywood (1,331)
Homestead (1,112)
Aventura (1,037)
Sunny Isles Beach (973)
Hallandale Beach (955)
Pembroke Pines (787)