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Live from the Miami MLS

Homes and condos for sale in Key Biscayne

Every active listing in Miami-Dade, not only the towers Stefania writes about. What has actually sold in a building is on its own page, and it comes from the county roll rather than from a listing.

Showing 25–48 of 141 active listings

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For sale in Key Biscayne · 141 active now

Stefania watches this search and writes to you herself when something is worth your time. This site will not send you automated alerts — no daily digest, no drip.

New this week

$3,900,000

430 Grand Bay Dr #606

4 bd · 4 ba · 2,930 sq ft

Key BiscayneCondominium$1,331/sq ft2 days on market$3,370 HOA

Listing courtesy of One Sotheby's International Realty · 305-503-5275

$3,950,000

445 Grand Bay Dr #104

4 bd · 5 ba · 3,250 sq ft

Key BiscayneCondominium$1,215/sq ft26 days on market$3,888 HOA

Listing courtesy of Compass Florida, LLC. · 305-851-2820

New this week

$3,300,000

548 Fernwood Rd #548

4 bd · 3 ba · 2,448 sq ft

Key BiscayneTownhouse$1,348/sq ft1 days on market

Listing courtesy of Florida Realty of Miami Corp · 305-598-5488

↓ 3.9% on October 10

$749,000was $779,000

101 Ocean Lane Dr #209

2 bd · 2 ba · 1,450 sq ft

Key BiscayneCondominium$517/sq ft22 days on market$5,480 HOA

Listing courtesy of RE/MAX Consultants Realty 1 · 954-767-4667

New this week

$4,500,000

475 Woodcrest Rd

4 bd · 3 ba · 2,689 sq ft

Key BiscayneSingle Family Residence$1,673/sq ft1 days on market

Listing courtesy of Florida Realty of Miami Corp · 305-598-5488

$999,000

155 Ocean Lane Dr #413

2 bd · 2 ba · 1,260 sq ft

Key BiscayneCondominium$793/sq ft15 days on market$5,450 HOA

Listing courtesy of Coldwell Banker Realty · 305-253-2800

$1,890,000

600 Grapetree Dr #7FN

2 bd · 2 ba · 1,888 sq ft

Key BiscayneCondominium$1,001/sq ft29 days on market$2,115 HOA

Listing courtesy of Cervera Real Estate Inc. · 305-361-0099

New this week

$890,000

55 Ocean Lane Dr #2028

2 bd · 2 ba · 1,450 sq ft

Key BiscayneCondominium$614/sq ftListed today

Listing courtesy of BHHS EWM Realty · 305-361-5600

$2,650,000

151 Crandon Blvd #1130

3 bd · 3 ba · 2,001 sq ft

Key BiscayneCondominium$1,324/sq ft48 days on market$2,536 HOA

Listing courtesy of Coldwell Banker Realty · 305-361-7287

New this week

$799,000

150 Ocean Lane Dr #2H

2 bd · 2 ba · 1,335 sq ft

Key BiscayneCondominium$599/sq ft1 days on market$1 HOA

Listing courtesy of Miami One Real Estate, LLC · 954-990-3150

$5,600,000

755 Curtiswood Dr

5 bd · 5 ba · 3,197 sq ft

Key BiscayneSingle Family Residence$1,752/sq ft10 days on market

Listing courtesy of Scale Commercial Realty · 786-865-5534

↓ 3.1% on October 10

$799,500was $825,000

155 Ocean Lane Dr #103

1 bd · 2 ba · 895 sq ft

Key BiscayneCondominium$893/sq ft32 days on market$1,623 HOA

Listing courtesy of Cachon Realty Group. LLC · 239-298-1991

$16,500,000

131 Cape Florida Dr

6 bd · 7 ba · 7,103 sq ft

Key BiscayneSingle Family Residence$2,323/sq ft44 days on market

Listing courtesy of Vantage Real Estate LLC · 954-298-0176

$3,300,000

119 Harbor Dr

3 bd · 2 ba · 1,554 sq ft

Key BiscayneSingle Family Residence$2,124/sq ft13 days on market

Listing courtesy of Fortune Christie's International Real Estate · 305-400-6393

↓ 1.9% on September 17

$519,000was $529,000

195 Sunrise Dr #7

1 bd · 1 ba · 790 sq ft

Key BiscayneCondominium$657/sq ft23 days on market$1,300 HOA

Listing courtesy of Coldwell Banker Realty · 305-361-5722

$975,000

455 Grand Bay Dr #1020

Studio · 1 ba · 376 sq ft

Key BiscayneCondominium$2,593/sq ft28 days on market$1,234 HOA

Listing courtesy of Arch Realty Inc · 305-361-1550

↓ 2.5% on September 24

$2,725,000was $2,795,000

596 Fernwood Rd #B

3 bd · 4 ba · 1,650 sq ft

Key BiscayneTownhouse$1,652/sq ft51 days on market

Listing courtesy of Fortune Christie's International Real Estate · 305-400-6393

$8,000,000

544 Warren Ln

6 bd · 6 ba · 1,044 sq ft

Key BiscayneSingle Family Residence$7,663/sq ft24 days on market

Listing courtesy of Duncan Studio Real Estate Division PLLC · 305-979-2520

$3,750,000

881 Ocean Dr #10A

3 bd · 3 ba · 3,120 sq ft

Key BiscayneCondominium$1,202/sq ft20 days on market$6,705 HOA

Listing courtesy of One Sotheby's International Realty · 305-365-2811

$770,000

77 Crandon Blvd #5C

2 bd · 2 ba · 1,105 sq ft

Key BiscayneCondominium$697/sq ft28 days on market$1,356 HOA

Listing courtesy of Avanti Way Realty LLC · 305-229-1146

New this week

$459,000

255 Sunrise Dr #107

1 bd · 1 ba · 608 sq ft

Key BiscayneCondominium$755/sq ft2 days on market$458 HOA

Listing courtesy of BHHS EWM Realty · 305-960-2400

New this week

$6,350,000

571 S Mashta Dr

4 bd · 3 ba · 2,761 sq ft

Key BiscayneSingle Family Residence$2,300/sq ft6 days on market

Listing courtesy of HR 19 Realty LLC · 786-477-5091

Copyright Southeast Florida Multiple Listing Service © 2026. Accuracy of listing information is not guaranteed. Listing information is provided for personal consumer, non-commercial use, solely to identify potential properties for potential purchase. All other use is strictly prohibited, is a violation of the terms of use, and may violate federal and state law.

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