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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 97–120 of 140 active listings

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For sale in Key Biscayne · 140 active now

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↓ 5.5% on August 25

$2,600,000was $2,750,000

209 E Enid Dr #36

4 bd · 4 ba · 2,442 sq ft

Key BiscayneTownhouse$1,065/sq ft157 days on market$1,793 HOA

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

↓ 5.4% on September 29

$1,400,000was $1,480,000

232 Sea View Dr #108

2 bd · 3 ba · 1,340 sq ft

Key BiscayneTownhouse$1,045/sq ft167 days on market

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

$237,000,000

485 W Matheson Dr

5 bd · 9 ba · 11,528 sq ft

Key BiscayneSingle Family Residence$20,559/sq ft128 days on market

Listing courtesy of Coldwell Banker Realty · 305-672-6300

$3,550,000

255 Ridgewood Rd

4 bd · 3 ba · 2,177 sq ft

Key BiscayneSingle Family Residence$1,631/sq ft158 days on market

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

↓ 4.3% on August 19

$1,220,000was $1,275,000

200 Ocean Lane Dr #407

2 bd · 2 ba · 1,580 sq ft

Key BiscayneStock Cooperative$772/sq ft175 days on market$8,839 HOA

Listing courtesy of Compass Florida, LLC · 305-697-5402

$3,549,000

791 Crandon Blvd #404

3 bd · 3 ba · 2,510 sq ft

Key BiscayneCondominium$1,414/sq ft34 days on market$9,543 HOA

Listing courtesy of Ocean Club Realty, Inc. · 305-361-2020

↓ 1.8% on October 6

$5,378,000was $5,478,000

690 Warren Ln

4 bd · 4 ba · 3,549 sq ft

Key BiscayneSingle Family Residence$1,515/sq ft172 days on market

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

↓ 2.5% on October 19

$19,450,000was $19,950,000

120 Knollwood Dr

6 bd · 7 ba · 6,208 sq ft

Key BiscayneSingle Family Residence$3,133/sq ft172 days on market

Listing courtesy of Cervera Real Estate Inc. · 305-374-3434

$1,950,000

719 Crandon Blvd #310

2 bd · 2 ba · 1,700 sq ft

Key BiscayneCondominium$1,147/sq ft47 days on market$1,505 HOA

Listing courtesy of Ocean Club Realty, Inc. · 305-361-2020

$3,340,000

791 Crandon Blvd #302

3 bd · 3 ba · 2,510 sq ft

Key BiscayneCondominium$1,331/sq ft49 days on market$9,549 HOA

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

↓ 3.8% on June 16

$875,000was $910,000

201 Crandon Blvd #932

1 bd · 2 ba · 1,089 sq ft

Key BiscayneCondominium$803/sq ft74 days on market$1,343 HOA

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

$6,950,000

685 Harbor Ln

5 bd · 6 ba · 5,421 sq ft

Key BiscayneSingle Family Residence$1,282/sq ft180 days on market

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

↓ 3.1% on June 16

$3,730,000was $3,850,000

524 Warren Ln

5 bd · 4 ba · 2,700 sq ft

Key BiscayneSingle Family Residence$1,381/sq ft186 days on market

Listing courtesy of Serhant · 646-480-7665

$1,170,160

177 Ocean Lane Dr #512

2 bd · 2 ba · 1,260 sq ft

Key BiscayneCondominium$929/sq ft58 days on market$4,703 HOA

Listing courtesy of Pixan Realty LLC · 786-405-2177

↓ 4.5% on September 14

$2,865,000was $3,000,000

201 Crandon Blvd #163

3 bd · 4 ba · 2,604 sq ft

Key BiscayneTownhouse$1,100/sq ft158 days on market$2,776 HOA

Listing courtesy of Great Properties International LLC · 786-593-4260

$16,800,000

640 S Mashta Dr

4 bd · 4 ba · 3,620 sq ft

Key BiscayneSingle Family Residence$4,641/sq ft170 days on market

Listing courtesy of DLS International Realty · 305-459-3875

↓ 13.9% on October 19

$2,280,000was $2,649,000

151 Crandon Blvd #345

3 bd · 3 ba · 2,330 sq ft

Key BiscayneCondominium$979/sq ft206 days on market$9,199 HOA

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

↓ 3.1% on July 7

$1,250,000was $1,290,000

151 Crandon Blvd #320

2 bd · 2 ba · 1,488 sq ft

Key BiscayneCondominium$840/sq ft207 days on market

Listing courtesy of Fortune Christie's International Real Estate · 305-361-3440

↓ 6.7% on September 19

$4,899,000was $5,250,000

24 Grand Bay Estates Circle

5 bd · 4,220 sq ft

Key BiscayneSingle Family Residence$1,161/sq ft214 days on market$1,509 HOA

Listing courtesy of Engel & Voelkers Vero Beach · 772-410-1455

$6,900,000

430 Grand Bay Dr #801

2 bd · 4 ba · 3,950 sq ft

Key BiscayneCondominium$1,747/sq ft162 days on market$4,398 HOA

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

↓ 3.8% on September 1

$1,299,000was $1,350,000

199 Ocean Lane Dr #1009

2 bd · 2 ba · 1,260 sq ft

Key BiscayneCondominium$1,031/sq ft189 days on market$3,895 HOA

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

↓ 2.6% on October 6

$7,390,000was $7,590,000

741 Harbor Dr

6 bd · 7 ba · 4,043 sq ft

Key BiscayneSingle Family Residence$1,828/sq ft130 days on market

Listing courtesy of Coldwell Banker Realty · 305-667-4815

$495,000

240 Galen Dr #314

1 bd · 1 ba · 725 sq ft

Key BiscayneCondominium$683/sq ft101 days on market$761 HOA

Listing courtesy of Maos Realty, LLC. · 786-690-5584

↓ 4.3% on September 29

$764,900was $799,000

170 Ocean Lane Dr #310

2 bd · 2 ba · 1,335 sq ft

Key BiscayneCondominium$573/sq ft208 days on market$1,929 HOA

Listing courtesy of All Florida Property Group,Inc · 321-622-5211

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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