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105 Reef Ln, Key Biscayne FL 33149

House For Sale
$10,500,000

BTC: 164.06250000

ETH: 6,013.74570447

30 days
Waterfront
7 bds
5 ba
5,000 sqft

Overview

Introducing Villa 5, a truly one-of-a-kind residence within Oceana Key Biscayne, an exclusive collection of just 12 private villas designed by Arquitectonica. This 7-bedroom, 5.5-bath home including maid’s quarters, plus office spans 5,187 SF and sits on a prime cul-de-sac corner lot of 11,000 SF, offering the privacy of a single-family estate with world-class beachfront resort living. Villa 5 is uniquely positioned with features no other villa offers. It is the only residence equipped with a 50 KW commercial-grade diesel generator with Automatic Transfer Switch, capable of seamlessly powering the entire home. It also features the only private rear gate with direct access to Sonesta Drive, enhancing both privacy and convenience. Additionally, it boasts the largest driveway in the community, comfortably accommodating 6+ vehicles, an exceptional and rare feature. Outdoor spaces are thoughtfully curated for both relaxation & entertaining, with lush landscaping, a serene pergola retreat, and an extended pool area featuring an outdoor BBQ and sink, perfect for al fresco dining. Interiors are filled with natural light and offer a seamless indoor-outdoor flow, embodying refined coastal living. Residents enjoy over 500' of private beach, resort-style pools, beach service, on-site dining, tennis, a state-of-the-art fitness center, and spa amenities. A rare opportunity to own a truly unmatched villa in Key Biscayne, offering exclusivity, privacy, and features that cannot be replicated.

Location

Details

Type:
Residential
Parking:
Attached Carport / Covered / Driveway / Electric Vehicle Charging Station(s)
Year Built:
2014
Lot:
11000 Square Feet
Heating:
Central
Price/sqft:
$2,100
Cooling:
Central Air
HOA:
$9,725

Valuation

Our model vs. what's actually selling nearby.
Estimate
$7,500,000
$6.0M – $10.9M
Confidence Low
List vs. estimate
$3.0M above estimate
List $10,500,000 · +40.0%
Our model says this listing is priced above recent comparable activity. Room to negotiate.
Price per sq ft
$2,100
+9.0% vs. city median $1,925
Based on
6 MLS comparables
+ 30 public-records sales within 0.5 mi
Median actual sale: $1.1M
Median of recent comparable listings. Sold comps use closing price, active listings use list price.

Highlights

Annual tax
$102,579
2025
HOA
$9,725/mo
Pool
In Ground
View
Garden, Pool
Waterfront
Ocean Access, Ocean Front
Pets
Restrictions Or Possible Restrictions
All facts and features
  • Flooring

    • Ceramic Floor

    • Wood

    Heating

    • Central

    Cooling

    • Central Air

    Appliances

    • Dishwasher

    • Disposal

    • Dryer

    • Electric Water Heater

    • Ice Maker

    • Microwave

    • Electric Range

    • Refrigerator

    • Self Cleaning Oven

    • Wall Oven

    • Washer

    • Water Softener Owned

    Other interior features

    • First Floor Entry

    • Built-in Features

    • Closet Cabinetry

    • Cooking Island

    • Entrance Foyer

    • Volume Ceilings

    • Walk-In Closet(s)

    • Den/Library/Office

    • Family Room

    • Maid/In-Law Quarters

    • Storage

    • Utility Room/Laundry

    Bedrooms and bathrooms

    • Bedrooms: 7

    • Bathrooms: 1

    • Full bathrooms: 5

  • Parking

    • Attached Carport

    • Covered

    • Driveway

    • Electric Vehicle Charging Station(s)

    Property

    • Exterior Features: Built-In Grill / Lighting / Open Balcony

    Lot

    • Lot: 11000 Square Feet

    Other Property Information

    • Parcel Number: 24-42-32-029-1470

    • Zoning: 5000

  • Type and style

    • Property Type: Residential

    • Property Sub Type: Single Family Residence

  • Other financial information

    • HOA: $9,725

    • HOA Frequency: Monthly

    • Annual tax amount: $102,579

  • Source details

    • MLS ID: A12012394

    Other facts

    • Construction Materials: CBS Construction

    • Laundry Features: Utility Room/Laundry

    • Lot Features: Less Than 1/4 Acre Lot

    • Patio And Porch Features: Awning(s) / Open Balcony / Patio

    • Pool Features: In Ground / Heated

    • Direction Faces: East

    • Architectural Style: Detached / Two Story

    • Waterfront: Yes

    • Living Area: 5000

    • Water Source: Municipal Water

    • Subdivision Name: OCEANA KEY BISCAYNE CONDO,Oceana Key Biscayne

Private inquiry
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The multiple listing information is provided by the Miami Association of REALTORS® from a copyrighted compilation of listings. The compilation of listings and each individual listing are ©2026-present Miami Association of REALTORS®. All Rights Reserved. The information provided is for consumers' personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Listing courtesy of: NestWise Real Estate LLC