Key Biscayne homes and condos for sale and rent
As of , 147 homes are for sale in Key Biscayne and 179 are for rent. The median asking price is about $2,235,000, or $1,141 per sq ft.
Live MLS data from MIAMI MLS and BeachesMLS. Updated .
- For sale
- 147
- For rent
- 179
- Median asking price
- $2,235,000
- Median per sq ft
- $1,141
- On the water
- 52%
- $3,550,0004 bd · 3 ba · 2,177 sq ft255 Ridgewood RdCompass Florida, LLC

- $237,000,0005 bd · 7 full + 2 half ba · 11,528 sq ft485 W Matheson DrColdwell Banker Realty

- $1,220,0002 bd · 2 ba · 1,580 sq ft200 Ocean Lane Dr #407 · Island House AptCompass Florida, LLC

- $3,549,0003 bd · 3 ba · 2,510 sq ft791 Crandon Blvd #404 · Ocean Tower TwoOcean Club Realty, Inc

- $10,000 / month3 bd · 2 ba · 1,546 sq ft251 Crandon Blvd #139 · Key ColonySerrano & Associates Real Estate, LLC

- $19,450,0006 bd · 6 full + 1 half ba · 6,208 sq ft120 Knollwood DrCervera Real Estate Inc

- $5,378,0004 bd · 3 full + 1 half ba · 3,549 sq ft690 Warren LnOne Sotheby's International Realty

- $9,000 / month3 bd · 2 ba · 2,000 sq ft101 E Crandon Blvd #276 · Key ColonyCapital Intl Realty LLC

- $12,500 / month3 bd · 3 ba · 2,523 sq ft600 Grapetree Dr #3BS · Mar-azulUrdapilleta Real Estate, LLC

- $6,600 / month2 bd · 2 ba · 1,670 sq ft600 Grapetree Dr #8FS · Mar-azulUrdapilleta Real Estate, LLC

- $7,900 / month2 bd · 2 ba · 1,875 sq ft881 Ocean Dr #3E · Casa del MarGreat Properties International LLC

- $3,340,0003 bd · 3 ba · 2,510 sq ft791 Crandon Blvd #302 · Ocean Tower TwoBHHS EWM Realty

- $1,950,0002 bd · 2 ba · 1,700 sq ft719 Crandon Blvd #310 · Resort Villa TwoOcean Club Realty, Inc

- $6,950,0005 bd · 5 full + 1 half ba · 5,421 sq ft685 Harbor LnAvanti Way Realty LLC

- $875,0001 bd · 1 full + 1 half ba · 1,089 sq ft201 Crandon Blvd #932 · Key ColonyBHHS EWM Realty

- $19,000 / month3 bd · 2 full + 1 half ba · 1,930 sq ft199 Ocean Lane Dr #1001 · Commodore Club SouthCervera Real Estate Inc

- $12,900 / month2 bd · 3 ba · 2,060 sq ftKey Biscayne, FLAG Real Estate Advisors, LLC

- $3,730,0005 bd · 4 ba · 2,700 sq ft524 Warren LnSerhant

- $2,865,0003 bd · 2 full + 2 half ba · 2,604 sq ft201 Crandon Blvd #163Great Properties International LLC

- $1,170,1602 bd · 2 ba · 1,260 sq ft177 Ocean Lane Dr #512 · Key Biscayne Commodore ClPixan Realty LLC

- $16,800,0004 bd · 4 ba · 3,620 sq ft640 S Mashta DrDLS International Realty

- $2,280,0003 bd · 3 ba · 2,330 sq ft151 Crandon Blvd #345 · Key ColonyBHHS EWM Realty

- $19,000 / month3 bd · 4 full + 1 half ba · 2,500 sq ft785 Crandon Blvd #803 · Club Tower ThreeFortune Christie's International Real Estate

- $1,250,0002 bd · 2 ba · 1,488 sq ft151 Crandon Blvd #320 · Key ColonyFortune Christie's International Real Estate

Listings from MIAMI MLS and BeachesMLS. The listing office is shown on every listing page. Information is deemed reliable but not guaranteed.
Questions about Key Biscayne
How much is a home in Key Biscayne?
As of October 21, 2026, the median asking price is $2,235,000, or $1,141 per sq ft, across 147 listings for sale.
How many homes in Key Biscayne are on the water?
As of October 21, 2026, 52% of the listings for sale in Key Biscayne say they are on the water.
Are pets allowed in Key Biscayne?
As of October 21, 2026, 55% of the 301 listings that state a pet policy say pets are allowed. Each building or community sets its own rules.
How long do homes stay on the market in Key Biscayne?
As of October 21, 2026, the median listing for sale has been on the market for 110 days.
What do homes in Key Biscayne cost by number of bedrooms?
As of October 21, 2026, asking prices are: 1 bedroom: most from $450,000 to $1,075,000; 2 bedrooms: most from $770,000 to $2,470,000; 3 bedrooms: most from $1,690,000 to $3,750,000; 4 bedrooms: most from $3,300,000 to $16,800,000; 5 bedrooms: most from $4,899,000 to $18,900,000; 6 bedrooms: most from $5,199,000 to $16,500,000.
How much is rent in Key Biscayne?
As of October 21, 2026, the median asking rent is $8,400 a month across 179 rentals.
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