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Key Biscayne Condos for Sale, Under $100,000

All Listings Under $100,000
$400,000 - $500,000 $500,000 - $600,000
$600,000 - $700,000 $700,000 - $800,000
$800,000 - $900,000 $900,000 - $1,000,000
Over $1,000,000
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Photo of Listing #A11959964

350 Ocean Dr 1202n, Key Biscayne, FL - $45,000

Residential, Condominium
  • 4 Beds
  • 6 Baths
  • 3,369 SQFT
  • 3 DOM
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Step Into Luxury With This Extensively Upgraded 4-bedroom (plus Staff Room), 5.5-bath Residence On The 12th Floor At The Prestigious Oceana Key Biscayne. Your Private Elevator Opens Directly Into A Sunlit Haven, Where A Flow-through Open Floor Pla...

360 Ocean Dr 606s, Key Biscayne, FL - $29,800

Residential, Condominium
  • 3 Beds
  • 5 Baths
  • 2,257 SQFT
  • 10 DOM
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Stunning & Unobstructed Oceanfront & City Views In This Unique, Tastefully Decorated Property At The Exclusive Oceana In Key Biscayne. Unit Features A Spacious & Practical Layout 3b|4ba|den|2,257 Sf & Private Foyer/elevator Entrance. All Bedrooms ...

430 Grand Bay Dr 302, Key Biscayne, FL - $25,000

Residential, Condominium
  • 3 Beds
  • 6 Baths
  • 3,950 SQFT
  • 164 DOM
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Leasing Opportunity At The Prestigious Grand Bay Tower In Key Biscayne. This Luxurious Oceanfront Corner Unit With Stunning Ocean Views Is The Perfect Island Home. Enjoy 3,950 Sq Ft Of Living Area Including 4 Bedrooms (oversize Master Bedroom) And...

Photo of Listing #A11959345

791 Crandon Blvd 507, Key Biscayne, FL - $25,000

Residential, Condominium
  • 4 Beds
  • 6 Baths
  • 3,581 SQFT
  • 4 DOM
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The Convenience Of An Apartment With The Space Of A Home! Rare Four Bedrooms (plus Separate Staff Quarters), Five And A Half Bath, Floor-thru Apartment With Over 3,580 Sq. Ft. Of Living Space, Plus Two Oversize Terraces, Perfect For Entertaining A...

350 Ocean Dr 904n, Key Biscayne, FL - $23,000

Residential, Condominium
  • 2 Beds
  • 4 Baths
  • 1,703 SQFT
  • 83 DOM
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One Of A Kind World Class Oceana Is Located Directly 500 Linear Feet Of Atlantic Beachfront. Rent In The Most Luxurious Building In Key Biscayne Offering Modern Architecture And Design. This Amazing North Tower Unit Has 2 Bedrooms + Den, 3.5 Bat...

791 Crandon Blvd 1005, Key Biscayne, FL - $23,000

Residential, Condominium
  • 4 Beds
  • 5 Baths
  • 3,084 SQFT
  • 25 DOM
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Exceptional Floor-thru Views Of Atlantic Ocean And Miami Skyline From This Most Sought After "d Model" Apartment. From Your Private Elevator Step Right Into This Oversize 3 Bd. (en Suite) Plus Separate Staff Quarters, 4 And A Half Baths. Formal Li...

781 Crandon Blvd 1406, Key Biscayne, FL - $22,000

Residential, Condominium
  • 4 Beds
  • 6 Baths
  • 2,780 SQFT
  • 96 DOM
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This Spacious Residence Offers 4 Bedrooms With En-suite Bathrooms, Plus Two Half Baths. The Layout Provides Comfort And Privacy Throughout. Enjoy Marble Floors In Common Areas And Carpeting In The Bedrooms. Floor-to-ceiling Windows Fill The Space ...

360 Ocean Dr 905s, Key Biscayne, FL - $20,000

Residential, Condominium
  • 2 Beds
  • 3 Baths
  • 1,703 SQFT
  • 677 DOM
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No Annual Leases - Min 2 Months! Fully Furnished With Exquisite Taste! 2 Bedrooms + Enclosed Den + 2.5 Bathrooms. Amazing Views To The Island Of Key Biscayne. Enjoy The Most Exclusive Building In Key Biscayne And Its Amenities Which Include Gym, S...

430 Grand Bay Dr 1204, Key Biscayne, FL - $20,000

Residential, Condominium
  • 3 Beds
  • 5 Baths
  • 3,680 SQFT
  • 44 DOM
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Offered Annual Or Minimum Six Months. Call For Details. The Closest Tower To The Beach. North & South Views. W/ A Unique Miami Skyline View. Elevator For Line 04 Will Give You Access To Your Private Foyer, Access The Unit Through The Double Door. ...

791 Crandon Blvd 1501, Key Biscayne, FL - $20,000

Residential, Condominium
  • 3 Beds
  • 3 Baths
  • 2,174 SQFT
  • 27 DOM
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Short Term Or Long-term Rental Available In This Beach Chic 3 Bedrooms, 2.5 Bath, Located In Ocean Tower Ii At The Ocean Club. Open And Spacious Flow Through Floor Plan On The 15th Floor Provides Great Lighting, Natural Ventilation And Breathtaki...

Photo of Listing #A11902432

350 Ocean Dr 704n, Key Biscayne, FL - $19,500

Residential, Condominium
  • 2 Beds
  • 4 Baths
  • 1,703 SQFT
  • 105 DOM
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Enjoy This Beautiful 2 Bedroom Plus Den, 3.5 Bathroom Unit In Oceana Key Biscayne! Available Unfurnished And Available Now! Only Annual Leases.

791 Se Crandon Blvd 703, Key Biscayne, FL - $19,500

Residential, Condominium
  • 3 Beds
  • 3 Baths
  • 2,605 SQFT
  • 102 DOM
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Remarks: Luxury At Its Finest Live The Lifestyle You Deserve!!! Enjoy The 5 Star Resort@ The Ocean Club. With World Class Ameniities, Including The Beach Club Palm Court And Fresco Restaurants, Full Bar Louge, A Faboulous Gym And Spa This Private ...

The data relating to real estate on this web site comes in part from the Internet Data Exchange program of the MLS of the Miami Association of REALTORS®, and is updated as of February 9th, 2026 at 5:45pm EST (date/time).

All information is deemed reliable but not guaranteed by the MLS and should be independently verified. All properties are subject to prior sale, change, or withdrawal. Neither listing broker(s) nor Keller Williams Realty Professionals shall be responsible for any typographical errors, misinformation, or misprints, and shall be held totally harmless from any damages arising from reliance upon these data. © 2026 MLS of MAR.

The information being provided is for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing