221 Knollwood Drive, Key Biscayne, FL 33149

$11,600,000

Virtual Tour

https://www.propertypanorama.com/instaview/mia/A11989667

Property Type: Residential Bedrooms: 5 Baths: 5 Square Footage: 4,771 Status: Active

Current Price: $11,600,000 List Date: 3/25/2026 Last Modified: 6/08/2026

Overview

Description

Rare opportunity to own a 16,000 sq ft waterfront lot on one of Key Biscayne's most coveted cul-de-sacs. Nestled on a quiet, no-traffic street, this lovingly maintained residence offers an exceptional combination of location, lot size, and livability rarely found on the island. With 100 feet of direct water frontage and no fixed bridges to open water, the property is a boater's dream, simply step onto your private dock and cruise around the corner to Boater's Grill, The Cleat for lunch or sunset cocktails or out to the bay! The home's thoughtful positioning creates a generous setback from the water's edge, yielding a beautifully manicured backyard that is a true rarity on Key Biscayne. A mature mango tree anchors the lush landscaping, while the deep lot provides the kind of outdoor space that simply does not exist on most waterfront properties here. Inside, the home is bathed in natural light and flows effortlessly. The open kitchen connects seamlessly to the family room, creating a wa ... (Read more)

Listing Details MLS# A11989667

General Property Information

Property Sub Type: Single Family Residence
Bedrooms Total: 5
Bathrooms Total: 5
Bathrooms Full: 5
Building Area Main: 4771
Living Area Main: 3509
Adjusted Area Main: 4041
Year Built: 1972
Garage YN: Yes
Attached Garage YN: Yes
Garage Spaces: 2
Covered Spaces: 2
Lot Size Area: 16000
Lot Size Acres: 0.37
Lot Size Dimensions: .36 acre
Senior Community YN: Yes
Waterfront YN: Yes
Water Frontage Feet: 100
Outdoor Living Spaces YN: Yes
Stories Total: Yes
Direction Faces: South
Fireplace YN: Yes
Pool Private YN: Yes
Furnished: Unfurnished

Property Features

Dining Area: Dining/Living Room; Kitchen Dining Exterior Features: Lighting Flooring: Carpet; Tile Parking Features: Circular Driveway; Driveway; Garage Door Opener; Attached; Attached Garage; Garage Property Condition: Resale Appliances: Dishwasher; Dryer; Electric Range; Microwave; Oven; Refrigerator; Washer Boat and Dock Features: Private Dock Construction Materials: CBS Cooling: Central Air Fencing: Fenced Heating: Central Interior Features: Built-in Features; Kitchen Island; Pantry; Walk-In Closet(s) Levels: One Listing Terms: Cash; Conventional Lot Features: Fruit Tree(s) Pets Allowed YN: Yes Pets Allowed: No Restrictions Pool Features: In Ground Possession: Negotiable Restrictions: No Restrictions Roof: Metal Sewer: Public Sewer Special Information: Flood Zone; Sold As-Is Utilities: Cable Available View: Water Water Source: Public Water View: Canal Waterfront Features: Canal Front Showing Requirements: 24 Hour Notice; Appointment Only Outdoor Living Spaces: Patio Room Types: Family Room; Laundry Acreage Description: 1/4 To Less Than 1/2 Acre Lot

Contract Information

Comp Sale YN: No
Original List Price: 11800000
Occupant Type: Call Listing Agent

Location and Legal

Country: United States
County Or Parish: Miami-Dade
County Parish Name: Miami-Dade
Street Number: 221
Street Name: Knollwood
Street Suffix: Drive
City Name: Key Biscayne
Municipal Code: 24
State Or Province: FL
Postal Code: 33149
Postal Code +4: 2729
Postal Zip: 33149
Subdivision Name: CAPE FLA SUB SEC 2
Area: 2520
Elementary School: Key Biscayne K-8
Middle Or Junior School: Ponce De Leon
High School: Coral Gables
Parcel Number: 2452050110320
Subdivision Number: 11
Zoning: 2000
Flood Zone: AE9

Financial Information

Membership Fee Required YN: No
Tax Annual Amount: 21304
Tax Year: 2025
Tax Legal Description: 5 55 42 CAPE FLA SUB SEC 2 PB 70-67 LOT 6 BLK 7 & PROP INT IN & TO WATERWAY LOT SIZE 100.000 X 160 OR 11775-302 & 300 0483 5

Status Change Information

Major Change Timestamp: 2026-04-24T14:40:15Z
Major Change Type: Price Reduced
Price Change Timestamp: 2026-04-24T14:40:15Z
Status Change Date: 2026-03-25

More Information

Entry Information

Entry Level: Yes

Boat and Dock Information

Dock: Yes

Price Calculations

Current Price To SqFt: 3305.78

Section Details

Parcel Number MLX: 0320

Originating Details

Originating System Key: 445839687
Originating System ID: M00000151

Office/Member Information

DXORIGMLSID: SEF

Amenities

None: Yes

Dining Area

Dining/Living Room: Yes
Kitchen Dining: Yes

Exterior Features

Lighting: Yes

Flooring

Carpet: Yes
Tile: Yes

Parking Features

Circular Driveway: Yes
Driveway: Yes
Garage Door Opener: Yes
Attached: Yes
Attached Garage: Yes
Garage: Yes

Property Condition

Resale: Yes

Fencing

Fenced: Yes

Possession

Negotiable: Yes

Sewer

Public Sewer: Yes

Special Information

Flood Zone: Yes
Sold As-Is: Yes

Utilities

Cable Available: Yes

View

Water: Yes

Heating

Central: Yes

Water View

Canal: Yes

Appliances

Dishwasher: Yes
Dryer: Yes
Electric Range: Yes
Microwave: Yes
Oven: Yes
Refrigerator: Yes
Washer: Yes

Construction Materials

CBS: Yes

Interior Features

Built-in Features: Yes
Kitchen Island: Yes
Pantry: Yes
Walk-In Closet(s): Yes

Levels

One: Yes

Listing Terms

Cash: Yes
Conventional: Yes

Lot Features

Fruit Tree(s): Yes

Pool Features

In Ground: Yes

Roof

Metal: Yes

Water Source

Public: Yes

Waterfront Features

Canal Front: Yes

Boat and Dock Features

Private Dock: Yes

Cooling

Central Air: Yes

Showing Requirements

24 Hour Notice: Yes
Appointment Only: Yes

Master Bedroom/Bath

2 Master Baths: Yes
Bedroom On Entry Level: Yes
Dual Sinks: Yes
Master Bdrm - Ground: Yes
Separate Shower: Yes
Separate Tub: Yes

Pets Allowed YN

Yes: Yes

Pets Allowed

No Restrictions: Yes

Pool Size Details

Pool Size (WxL): No

Restrictions

No Restrictions: Yes

Outdoor Living Spaces

Patio: Yes

Room Types

Family Room: Yes
Laundry: Yes

Acreage Description

1/4 To Less Than 1/2 Acre Lot: Yes

Room Information

Room Name
Family Room
Laundry

Listing Office: Compass Florida, LLC

Last Updated: June - 08 - 2026

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221 Knollwood Drive, Key Biscayne, FL 33149 (MLS# A11989667)