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.
Property Details
Price:
$13,250,000
MLS #:
A11936017
Status:
Active
Beds:
5
Baths:
4.5
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
CAPE FLA SUB SEC 2
Neighborhood:
capeflasubsec2
Listed Date:
Jan 2, 2026
Finished Sq Ft:
4,924
Total Sq Ft:
5,775
Year Built:
1972
See this Listing
Schools
Elementary School:
Keybiscayne
Middle School:
Ponce De Leon
High School:
Coral Gables
Interior
Appliances
Trash Compactor, Dishwasher, Disposal, Dryer, Electric Water Heater, Microwave, Electric Range, Refrigerator, Wall Oven, Washer
Bathrooms
4 Full Bathrooms, 1 Half Bathroom
Cooling
Electric
Flooring
Concrete
Heating
Electric
Interior Features
First Floor Entry, Walk-In Closet(s), Family Room, Utility Room/Laundry
Laundry Features
Utility Room/Laundry
Exterior
Architectural Style
Attached, Two Story
Community Features
Gated, Pool, Exercise Room
Construction Materials
CBS Construction
Covered Spaces
2
Direction Faces
South
Exterior Features
Lighting, Open Balcony
Garage Spaces
2
Lot Features
1/4 To Less Than 1/2 Acre Lot
Open Parking YN
1
Parking Features
Additional Spaces Available, Covered, Driveway
Patio And Porch Features
Open Balcony, Patio
Roof
Metal Roof
View
Canal
Waterfront Features
Ocean Access, Canal Front, No Fixed Bridges
Window Features
Bay Window(s)
Financial
Tax Year
2024
Taxes
$65,834
Map
Community
- Address121 Knollwood Drive Key Biscayne FL
- SubdivisionCAPE FLA SUB SEC 2
- CityKey Biscayne
- CountyMiami-Dade County
- Zip Code33149
Subdivisions in Key Biscayne
- 101 CONDOMINIUM
- 150 SUNRISE DRIVE CONDO
- 155 SUNRISE CONDO
- 544-548 FERNWOOD CONDO
- BAHAMA HOUSE CONDO,Bahama House
- BAHAMA HOUSE SOUTH CONDO
- BAHAMA HOUSE SOUTH CONDO,KEY CASSA
- BAHIA MAR CONDO OF KEY BI
- Beach Haus Key Biscayne,Beach Haus
- BISC KEY ESTATES
- BISCAYNE KEY ESTATES
- BLUE PELICAN CONDO
- CAPE FLA CLUB CONDO CLUST
- CAPE FLA SUB SEC 2
- CAPE FLORIDA CLIB CONDO P
- CAPE FLORIDA CLUB CONDO P
- CAPE FLORIDA SUB SEC 1
- CAPE FLORIDA SUB SEC 3
- CAPE FLORIDA SUB SEC 3,Village Estate
- CASA DEL MAR
- CASA DEL MAR CONDO
- CAY POLYNESIA CONDO
- CLUB TOWER ONE CONDO
- CLUB TOWER THREE CONDO
- CLUB TOWER THREE CONDO,CLUB TOWER THREE CON
- CLUB TOWER TWO CONDO
- commodore club
- COMMODORE CLUB SOUTH COND
- COMMODORE CLUB SOUTH COND,COMMODORE
- COMMODORE CLUB SOUTH COND,COMMODORE CLUB SOUTH
- Commodore Club South Condo
- COMMODORE CLUB WEST CONDO
- COMMODORE CLUB WEST CONDO,COMMODORE CLUB
- CRANDON TOWER CONDO
- G B RESORT CONDO HOTEL
- G B Resort Condo Hotel,Ritz Carlton
- G B VILLAS
- GALEN 250 CONDO
- GALEN DRIVE CONDO APTS
- GALEN DRIVE WEST CONDOMIN
- GRAND BAY RESIDENCES COND
- GRAND BAY RESIDENCES COND,GRAND BAY
- GRAND BAY TOWER CONDO
- GRAND BAY TOWER CONDO,GRAND BAY
- GRAND BAY TOWER CONDO,GRAND BAY TOWER COND
- GRAPETREE TOWNHOUSE CONDO
- HOLIDAY COLONY
- INDIES CONDO
- ISLAND BREAKERS CONDO
- ISLAND HOUSE
- ISLAND HOUSE APT INC – CO
- KEY BISC AMBASSADOR CONDO
- KEY BISC AMBASSADOR CONDO,Key Biscayne Ambassa
- Key Biscayne Ambassador Co
- KEY BISCAYNE COMMODORE CL
- KEY BISCAYNE COMMODORE CL,Commodore
- KEY BISCAYNE ONE HUNDRED
- KEY BISCAYNE VI CONDO
- KEY BISCAYNE VI CONDO,KEY BISCAYNE VI COND
- KEY BISCAYNE VI CONDO,KEY BISCAYNE VICONDO
- KEY BISCAYNES COMMODORE C
- Key Cassa
- KEY COLONY
- KEY COLONY CONDO #4,KEY COLONY CONDO 4
- Key Colony Condo 01,KEY COLONY NO 1
- Key Colony I
- KEY COLONY NO 1
- KEY COLONY NO 1,KEY COLONY
- Key Colony No 1,Key Colony-Tidemark
- KEY COLONY NO 1,Tidemark
- KEY COLONY NO 1,TIDEMARK KEY COLONY
- Key Colony No 2
- KEY COLONY NO 2 CONDO
- KEY COLONY NO 2 CONDO,KEY COLONY NO 2 COND
- KEY COLONY NO 2 CONDO,Oceansoun
- KEY COLONY NO 4 CONDO
- KEY COLONY NO 4 CONDO,Key Colony
- KEY COLONY NO 4 CONDO,Key Colony Botanica
- KEY COLONY NO 4 CONDO,KEY COLONY NO 4 COND
- KEY ISLANDER CONDO
- Key Islander Condo,Key Islander condo
- LAKE TOWER CONDO
- LAKE VILLA ONE CONDO
- LAKE VILLA ONE CONDO,The Ocean Club
- LAKE VILLA THREE CONDO
- LAKE VILLA TWO CONDO
- Le Phare Condo,Le phare
- LE PHARE KEY BISCAYNE CON
- LE PHARE KEY BISCAYNE CON,Le Phare
- LE PHARE KEY BISCAYNE CON,LE PHARE KEY BISCAYN
- MAR-AZUL CONDO
- MASHTA ISLAND
- MASHTA ISLAND A REPLAT OF
- MATHESON ESTATES
- MATHESON ESTATES,MATHESON STATES
- NORTH SUNRISE INC CONDO
- OCEAN LANE PLAZA CONDO
- Ocean Tower 2,Ocean Club
- OCEAN TOWER ONE CONDO
- OCEAN TOWER ONE CONDO
- OCEAN TOWER ONE CONDO,Ocean Club
- OCEAN TOWER ONE CONDO,OCEAN TOWER ONE COND
- OCEAN TOWER TWO CONDO
- OCEAN TOWER TWO CONDO,OCEAN TOWER TWO COND
- OCEAN VILLAGE CONDO
- OCEAN VILLAGE CONDO,OCEAN VILLAGE
- OCEAN VILLAGE CONDO,Ocean Village Condo
- Oceana Key Biscayne
- OCEANA KEY BISCAYNE CONDO
- OCEANA KEY BISCAYNE CONDO,OCEANA
- OCEANA KEY BISCAYNE CONDO,OCEANA KEY BISCAYNE
- Oceansound Phase II
- RESORT VILLA ONE CONDO
- RESORT VILLA ONE CONDO,Resort Villa One
- RESORT VILLA ONE CONDO,RESORT VILLA ONE CON
- RESORT VILLA TWO CONDO
- SANDS OF KEY BISCAYNE CON
- SANDS OF KEY BISCAYNE CON,SANDS OF KEY BISCAYN
- SANDS OF KEY BISCAYNE,SANDS OF KEY BISCAYN
- SMUGGLERS COVE
- SOLIMAR CONDO OF KEY BISC
- SOLIMAR CONDO OF KEY BISC,SOLIMAR CONDO
- SUNRISE CLUB CONDO
- SUNRISE CLUB CONDO,100 SUNRISE
- SUNRISE MANOR CONDO
- THE EMERALD BAY
- THE EMERALD BAY Key Colony
- THE EMERALDBAY
- THE EMERALDBAY @ KEY COLO
- THE EMERALDBAY @ KEY COLO,KEY COLONY
- THE EMERALDBAY @ KEY COLO,THE EMERALD BAY
- THE EMERALDBAY @ KEY COLON
- THE EMERALDBAY KEY COLONY
- The Ocean Club
- THE PALMS OF KEY BISCAYNE
- THE PYRAMIDS @ KEY BISCAY
- TIDEMARK KEY COLONY NO 1,Key Colony
- Tidemark,Key Colony
- TOWERS OF KEY BISCAYNE CO
- TOWERS OF KEY BISCAYNE CO,The Towers of Key Bi
- TOWERS OF KEY BISCAYNE CO,TOWERS OF KEY BISCAY
- TOWERS OF KEY BISCAYNE CON
- TROPICAL ISLE HOMES SUB
- TROPICAL ISLE HOMES SUB 1
- TROPICAL ISLE HOMES SUB 2N
- TROPICAL ISLE HOMES SUB 3
- TROPICAL ISLE HOMES SUB 3,TROPICAL ISLE HOMES
- TROPICAL ISLE HOMES SUB 4
- VILLAHARBOUR APTS CONDO
Market Summary
Current real estate data for Single Family in Key Biscayne as of May 01, 2026
56
Single Family Listed
176
Avg DOM
2,198
Avg $ / SqFt
$9,462,768
Avg List Price
Property Summary
- Located in the CAPE FLA SUB SEC 2 subdivision, 121 Knollwood Drive Key Biscayne FL is a Single Family for sale in Key Biscayne, FL, 33149. It is listed for $13,250,000 and features 5 beds, 5 baths, and has approximately 4,924 square feet of living space, and was originally constructed in 1972. The current price per square foot is $2,691. The average price per square foot for Single Family listings in Key Biscayne is $2,198. The average listing price for Single Family in Key Biscayne is $9,462,768. To schedule a showing of MLS#a11936017 at 121 Knollwood Drive in Key Biscayne, FL, contact your CENTURY 21 Carioti agent at 2392986550.
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