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142 listings

Homes for Sale in Key Biscayne, FL

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22 of 142 Listings

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22 of 142 Listings

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call Jonathan

Price Reduced74

Active

$3,595,000

2 bd · 3 ba · 2,605 sqft

791 Crandon Blvd 603, Key Biscayne, FL

Lucia Marin · One Sotheby's International Realty

68Active

$19,800,000

4 bd · 9 ba · 8,240 sqft

100 Cape Florida Dr, Key Biscayne, FL

Lucia Marin · One Sotheby's International Realty

Price Reduced25Active

$699,000

2 bd · 2 ba · 875 sqft

798 Crandon Blvd 16-C, Key Biscayne, FL

Maria Rivera · The Keyes Company

32Active

$3,600,000

3 bd · 3 ba · 3,120 sqft

881 Ocean Dr 20a, Key Biscayne, FL

MariaAmancia Vial-Ducaud · BHHS EWM Realty

Price Reduced20Active

$450,000

1 bd · 1 ba · 608 sqft

255 Sunrise Dr 103, Key Biscayne, FL

Maria-Elda Castaneda · Castaneda & Associates

Price Reduced46Active

$2,490,000

3 bd · 3 ba · 1,772 sqft

605 Ocean Dr 2L, Key Biscayne, FL

MariaAmancia Vial-Ducaud · BHHS EWM Realty

Price Reduced18Active

$849,000

2 bd · 2 ba · 1,212 sqft

155 Sunrise Dr 4B, Key Biscayne, FL

Joaquin Riera · IMS Consulting & Management

Price Reduced41Active

$8,950,000

4 bd · 7 ba · 3,798 sqft

350 E Ocean Dr 301N, Key Biscayne, FL

Kinga Konsorska · Douglas Elliman

24Active

$6,900,000

6 bd · 7 ba · 3,550 sqft

110 Hampton Ln, Key Biscayne, FL

Jacqueline Molina · Fortune Christie's Intl R.E.

Price Reduced24Active

$749,000

1 bd · 2 ba · 895 sqft

155 Ocean Lane Dr 302, Key Biscayne, FL

Melissa Llaury · One Sotheby's International Realty

Price Reduced12Active

$1,125,000

2 bd · 2 ba · 1,260 sqft

177 Ocean Lane Dr 208, Key Biscayne, FL

Clara Sotorrio · City Intl R. E. Group, Inc.

12Active

$1,900,000

3 bd · 2 ba · 1,546 sqft

251 Crandon Blvd 227, Key Biscayne, FL

Dolores Urdapilleta · Urdapilleta Real Estate, LLC

24Active

$29,500,000

9 bd · 10 ba · 10,964 sqft

260 Cape Florida Dr, Key Biscayne, FL

Carlos Coto · One Sotheby's International Realty

40Active

$4,800,000

2 bd · 4 ba · 1,823 sqft

360 Ocean Dr 304S, Key Biscayne, FL

Jacqueline Molina · Fortune Christie's Intl R.E.

24Active

$25,900,000

4 bd · 4 ba · 2,566 sqft

200 Harbor Dr, Key Biscayne, FL

Carlos Mandiola · Coldwell Banker Realty

Price Reduced67Active

$3,800,000

4 bd · 4 ba · 3,403 sqft

691 Ridgewood Rd, Key Biscayne, FL

Felipe Franco · BHHS EWM Realty

Price Reduced100Active

$7,950,000

5 bd · 5 ba · 4,166 sqft

545 Sabal Palm, Key Biscayne, FL

Brigitte De Langeron · DLS International Realty

Price Reduced82Active

$12,485,000

6 bd · 8 ba · 6,405 sqft

420 Island Dr, Key Biscayne, FL

Elena Chacon · BHHS EWM Realty

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…5 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: 2026-09-04 04:15:45 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

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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.

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 (1,497)
33009 (966)
33139 (808)
33180 (808)
33131 (745)
33132 (680)
33019 (591)
33137 (496)

Cities

Miami (6,407)
Miami Beach (1,608)
Hollywood (1,364)
Homestead (1,109)
Aventura (1,042)
Sunny Isles Beach (972)
Hallandale Beach (957)
Pembroke Pines (787)

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: 2026-09-04 04:15:45 UTC

Key Biscayne, FL Homes for Sale — Page 6 | Realty.com

Nearby areas

ZIP codes

33160 (1,497)
33009 (966)
33139 (808)
33180 (808)
33131 (745)
33132 (680)
33019 (591)
33137 (496)

Cities

Miami (6,407)
Miami Beach (1,608)
Hollywood (1,364)
Homestead (1,109)
Aventura (1,042)
Sunny Isles Beach (972)
Hallandale Beach (957)
Pembroke Pines (787)

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%