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Key Biscayne, FL Homes for Sale — Page 7 | Realty.com

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3 beds

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Homes for Sale in Key Biscayne, FL

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4 of 148 Listings

Homes for Sale in Key Biscayne, FL

Show Map

4 of 148 Listings

Map

Homes for Sale in Key Biscayne, FL

4 of 148 Listings

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call Jonathan

39Active
$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
Price Reduced26Active
$9,800,000
6 bd · 7 ba · 5,826 sqft
31 Island Dr, Key Biscayne, FL
Fernando Gimenez · Gimeza A Real Estate Corp.
22Active
$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

Price Reduced79Active
$19,500,000
6 bd · 10 ba · 7,742 sqft
960 Mariner Dr, Key Biscayne, FL
Francisco Neri · The Corcoran Group

1…6 7

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: 2026-09-21 14:46:25 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

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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

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: 2026-09-21 14:46:25 UTC

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call Jonathan

Multi-family homes

Co-ops

By feature

New construction
With a pool

Nearby areas

ZIP codes

33160 (1,525)
33009 (972)
33139 (875)
33180 (809)
33131 (750)
33132 (739)
33019 (585)
33141 (506)

Cities

Miami (6,628)
Miami Beach (1,705)
Hollywood (1,326)
Homestead (1,156)
Aventura (1,048)
Sunny Isles Beach (990)
Hallandale Beach (963)
Pembroke Pines (767)

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

Nearby areas

ZIP codes

33160 (1,525)
33009 (972)
33139 (875)
33180 (809)
33131 (750)
33132 (739)
33019 (585)
33141 (506)

Cities

Miami (6,628)
Miami Beach (1,705)
Hollywood (1,326)
Homestead (1,156)
Aventura (1,048)
Sunny Isles Beach (990)
Hallandale Beach (963)
Pembroke Pines (767)