5 Bedroom Homes in Key Biscayne, FL

14 listings

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3 beds New construction With a pool

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14 Listings

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5 Bedroom Homes in Key Biscayne, FL

14 Listings

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call Jonathan

41Active
$5,600,000
5 bd · 5 ba · 3,197 sqft
755 Curtiswood Dr, Key Biscayne, FL
Pablo Rodriguez · Scale Commercial Realty
41Active
$5,990,000
5 bd · 5 ba · 4,759 sqft
501 Bay Lane, Key Biscayne, FL
Brigitte Nachtigall · One Sotheby's International Realty
38Active
$19,900,000
5 bd · 4 ba · 3,085 sqft
520 S Mashta Dr, Key Biscayne, FL
Maureen Jauregui · Coldwell Banker Realty

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: 2026-09-18 21:13:43 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: 2026-09-18 12:38:26 UTC

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

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

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: 2026-09-18 21:13:43 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: 2026-09-18 12:38:26 UTC

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

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

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

Registered offenders on the map

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

Key Biscayne, FL community profile

Explore Key Biscayne homes

Listing data & MLS disclosures

Your Key Biscayne agent

Your Key Biscayne agent

Key Biscayne, FL community profile

Key Biscayne housing market