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110 Reef Lane, Key Biscayne, FL 33149

$10,500,000

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https://www.propertypanorama.com/instaview/mia/A11769964

Property Type: Residential Bedrooms: 5 Baths: 6 Square Footage: 5,074 Status: Closed

Current Price: $10,500,000 List Date: 4/20/2026 Last Modified: 8/24/2026

Overview

Description

This exceptional villa at Oceana Key Biscayne offers the perfect balance of privacy, space, and resort-style living; it is truly one of a kind. This meticulously upgraded home boasts 4 large, en-suite bedrooms plus an office and maid’s quarters, with 5.5 bathrooms, & sits on an expansive 11,400 SF lot, among the largest in the community. Enhanced with over $2M in upgrades, the home features a brand-new pool, a fully equipped summer kitchen with a BBQ, and sophisticated finishes throughout. Enjoy the feel of a private single-family home with the uniqueness of benefiting from direct beach access and Oceana’s world-class amenities, including a state-of-the-art fitness center, spa, private restaurant, pool service, tennis courts, and more. Additional storage in both the villa and the main building further elevates this rare offering. A standout opportunity in Key Biscayne, where luxury living meets effortless convenience.

Listing Details MLS# A12004135

General Property Information

Property Sub Type: Single Family Residence
Bedrooms Total: 5
Bathrooms Total: 6
Bathrooms Full: 5
Bathrooms Half: Yes
Building Area Main: 5074
Living Area Main: 5074
Adjusted Area Main: 5074
Year Built: 2014
Carport YN: Yes
Attached Carport YN: Yes
Carport Spaces: 4
Covered Spaces: 4
Lot Size Area: 11400
Lot Size Acres: 0.26
Senior Community YN: No
Waterfront YN: Yes
Outdoor Living Spaces YN: Yes
Stories Total: 2
Direction Faces: East
Pool Private YN: Yes
Spa YN: Yes

Property Features

Association Amenities: Gated Dining Area: Formal Dining; Snack Bar/Counter Exterior Features: Built-in Barbecue; Tennis Court(s) Flooring: Ceramic Tile; Wood Parking Features: Covered; Driveway; Guest; Attached Carport; Carport Property Condition: Resale; Updated/Remodeled Appliances: Dishwasher; Disposal; Dryer; Electric Range; Ice Maker; Microwave; Oven; Refrigerator; Washer Construction Materials: CBS Cooling: Central Air Association Type: Condominium Fencing: Fenced Heating: Central Interior Features: Built-in Features; Closet Cabinetry; Entrance Foyer; High Ceilings; Kitchen Island; Storage; Walk-In Closet(s) Levels: Two Listing Terms: Cash; Conventional Membership: Other Membership Available Pets Allowed YN: Yes Pets Allowed: Pet Restrictions Possible Pool Features: Heated; In Ground Possession: Negotiable Restrictions: Other Restrictions Roof: Concrete Security Features: Smoke Detector(s) Sewer: Public Sewer Tax Information: Tax Reflects No Exemptions View: Garden; Pool Water Access: Deeded Beach Access; Ocean Access Water Source: Public Waterfront Features: Ocean Front Window Features: Blinds Showing Requirements: Call Listing Agent Outdoor Living Spaces: Balcony Balcony Details: Balcony - Open Contingencies: None Room Types: Den; Laundry; Maid/In-Law Quarters

Contract Information

Comp Sale YN: No
Original List Price: 11500000
Occupant Type: Call Listing Agent

Location and Legal

Country: United States
County Or Parish: Miami-Dade
County Parish Name: Miami-Dade
Street Number: 110
Street Name: Reef
Street Suffix: Lane
City Name: Key Biscayne
Municipal Code: 24
State Or Province: FL
Postal Code: 33149
Postal Code +4: 1806
Postal Zip: 33149
Subdivision Name: OCEANA KEY BISCAYNE CONDO
Development Name: OCEANA KEY BISCAYNE
Area: 2420
Elementary School: Key Biscayne K-8
Middle Or Junior School: Ponce De Leon
High School: Coral Gables
Special Assessment YN: No
Parcel Number: 2442320291520
Subdivision Number: 29
Zoning: 5000
Flood Zone: AE

Financial Information

Association YN: Yes
Association Fee: 9867
Association Fee Frequency: Monthly
Estimated Monthly Assoc Recurring Fee: 9867
Membership Fee Required YN: No
Tax Annual Amount: 106912
Tax Year: 2025
Tax Legal Description: OCEANA KEY BISCAYNE CONDO UNIT VILLA 10 UNDIV 1.117500% INT IN COMMON ELEMENTS OFF REC 29249-0603

Status Change Information

Major Change Timestamp: 2026-07-01T04:00:00Z
Major Change Type: Status Change
Status Change Date: 2026-07-01
Under Contract Date: 2026-05-01
Close Date: 2026-07-01
Close Price: 10500000
Buyer Financing: Cash

More Information

Entry Information

Entry Level: Yes

Storm Protection

Impact Glass: Partial

Buyer Details

Intended Use: Unknown/Withheld

Concessions

Seller Concessions: No

Price Calculations

Current Price To SqFt: 2069.37

Section Details

Parcel Number MLX: 1520

Originating Details

Originating System Key: 457085782
Originating System ID: M00000151

Room Information

Room Name
Den
Maid/In-Law Quarters
Laundry

Listing Office: BHHS EWM Realty

Last Updated: August - 24 - 2026

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110 Reef Lane, Key Biscayne, FL 33149 (MLS# A12004135)