121 Knollwood Drive, Key Biscayne, FL 33149
Local realty services provided by:CENTURY 21 North East
121 Knollwood Drive,Key Biscayne, FL 33149
$13,250,000
- 5 Beds
- 5 Baths
- 4,924 sq. ft.
- Single family
- Active
Listed by: brigitte nachtigall, mark chatburn
Office: one sotheby's international realty
MLS#:A11936017
Source:SEFMLS
Price summary
- Price:$13,250,000
- Price per sq. ft.:$2,294.37
About this home

Designed for those who value privacy, space, and a true connection to the water, this exceptional waterfront residence offers a rare boater’s retreat and a warm, inviting setting for family living. Tucked away on a quiet street and set on an expansive nearly 14,000-square-foot lot, the home impresses from the moment you arrive with its generous front yard and gated entry, offering both presence and privacy. Inside, a bright two-story layout unfolds with an open, airy feel, thoughtfully designed for both everyday comfort entertaining. The residence features five bedrooms, four full bathrooms, plus a cabana bath, all flowing seamlessly enhanced by abundant natural light and tranquil water views. Renovated in 2019, the home includes impact windows and doors, a beautifully updated kitchen and appliances, lighting throughout, gas generator, and a pool heater and chiller for year-round enjoyment. The outdoor living experience is truly exceptional…enjoy direct water access with a private dock, boat lift, and two dry jet-ski docks, allowing you to step straight from your backyard to open water and fully embrace the waterfront lifestyle. A detached, enclosed two-car garage adds versatility, while the gated property offers abundant parking for up to six vehicles, a rare and valuable amenity in Key Biscayne. Homes of this caliber which offer privacy, boating infrastructure, generous land, and modern upgrades are increasingly rare and best appreciated in person.
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Home facts
- Year built:1972
- Listing ID #:A11936017
- Updated:February 26, 2026 at 05:12 PM
Rooms and interior
- Bedrooms:5
- Total bathrooms:5
- Full bathrooms:4
- Half bathrooms:1
- Flooring:Concrete
- Dining Description:Living/Dining Room
- Bathrooms Description:Dual Sinks, Separate Shower
- Kitchen Description:Built In Oven, Dishwasher, Disposal, Electric Range, Microwave, Refrigerator, Trash Compactor
- Bedroom Description:Upper Level Primary, Walk-In Closets
- Living area:4,924 sq. ft.
Heating and cooling
- Cooling:Electric
- Heating:Electric
Structure and exterior
- Roof:Metal
- Year built:1972
- Building area:4,924 sq. ft.
- Lot area:0.32 Acres
- Lot Features:Sprinklers Automatic
- Architectural Style:Two Story
- Construction Materials:Block
- Exterior Features:Balcony, Open, Patio
- Levels:2 Story
Schools
- High school:Coral Gables
- Middle school:Ponce De Leon
- Elementary school:Keybiscayne
Utilities
- Water:Public
- Sewer:Public Sewer
Finances and disclosures
- Price:$13,250,000
- Price per sq. ft.:$2,294.37
- Tax amount:$65,834 (2024)
Features and amenities
- Appliances:Built-In Oven, Dishwasher, Disposal, Dryer, Electric Range, Electric Water Heater, Microwave, Refrigerator, Trash Compactor, Washer
- Laundry features:Dryer, Washer
- Amenities:Balcony, Bay Window, Lighting, Security Gate
- Pool features:Community, In Ground, Pool
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