82768 Overseas Highway, Upper Matecumbe Key Islamorada, FL 33036
$25,000,000
Property Type:
Residential
Bedrooms:
7
Baths:
10
Square Footage:
6,935
Lot Size (sq. ft.):
146,797
Status:
Active
Current Price:
$25,000,000
List Date:
1/17/2025
Last Modified:
12/28/2025
Overview
Description
...
(Read more)
Welcome to Serenity Cay, an exquisite Balinese-inspired estate where tranquility and luxury meet the endless beauty on the Florida Bay. A true masterpiece of engineering and design, this sprawling waterfront residence on nearly 4 acres offers an unparalleled blend of tropical elegance, sophisticated craftsmanship, and modern luxury. An expansive infinity-edge pool blends seamlessly into the sparkling waters of the bay while lush gardens create a serene oasis. The home's architecture showcases graceful, custom finishes and rich hardwoods, all hallmarks designs that evoke the spirit of the Islands. Spanning over 6,900 square feet, the interior is a seamless fusion of open-concept living spaces and private retreats. Soaring vaulted ceilings and vast windows invite abundant natural light and spectacular views of the bay, creating an indoor-outdoor flow. The primary suite serves as your personal sanctuary, complete with private terrace, spa-inspired bathroom, and walk-in closets fit for a connoisseur of fine living. Each guest has direct access to outdoor spaces and views. A bonus, versatile bunk room/media center sits just off the west wing of the home. The charming guest house is the perfect complement to the main home, nestled in its own secluded on site location this delightful addition exudes a warm, welcoming ambiance ideal for hosting guests, or as a private office or creative studio. This downtown Islamorada estate in an incomparable location; walking distance to shopping, dining, and local culture, also has appeal that extends to those with a passion for the great outdoors. Two protected docking basins and boat lift, sandy lounging beach, expansive outdoor lanai and outdoor kitchen offers the ideal space for entertaining or enjoying a quiet evening watching the sunset. Fly the seaplane in or land the helicopter. Premier boating access just moments away from the Intracoastal waterway and Ocean channels. Serenity Cay is not just a home, it's an experience.
Listing Details MLS# 613195
Location, Tax & Legal
- Street #
- 82768
- Street Name
- Overseas
- Street Suffix
- Highway
- Key/Island
- Upper Matecumbe Key Islamorada
- State/Province
- FL
- Zip Code
- 33036
- County
- Monroe
- Subdivision
- Russell Estates (83.2)
- Area
- 23 - Upper Matecumbe
- City
- ISLAMORADA
- Mile Marker
- 83.2
- Marathon Neighborhood
- N/A
- Side
- Bay/Gulf
- Flood Zone
- AE,VE,AE,AE,AE,AE
- Alternate Key #
- 1496707
- Handicap Access
- Yes
- Parcel #
- 00404440-000000
- Zoning
- RE - Residential Estate
- Deed Restrictions
- Unknown
- Legal
- TR 36 AND ADJ BAY BTM THE RUSSELL EST PB2-14-15 UPPER MATECUMBE G68-494 OR367-87 OR762-947 OR762-943 OR1999-1261 OR1999-
- Taxes
- 43688.37
- Tax Year
- 2023
- Pub Sewer HkUp
- Yes
Contract Information
- Listing Board
- Florida Keys
General Property Description
- Realtor.COM Type
- Residential - Single Family
- Style
- Single Family
- Waterfront
- Yes
- Control Depth
- 4
- Pool
- Yes
- Year Built
- 2017
- Total Units
- 2
- Lot SqFt
- 146797.2
- Lot Sqft Source
- Seller
- Acres
- 3.37
- Living Apx SqFt
- 6935
- SqFt Source
- Property Data Card
- Total Bedrooms
- 7
- Full Baths
- 9
- Half Baths
- Yes
- Total Baths
- 10
- Rentals Allowed
- Yes
Association Info
- Mandatory Home Owners Asc
- No
- 1st Right of Refusal
- No
- Association Fee $
- 0
Dockage
- Dock
- Concrete
- Basin
- Yes
- Boat Lift
- Yes
- Boat Ramp
- Yes
- Boat Slip
- Yes
More Information
Building Style
- Above Flood
- Yes
Vehicle Storage
- Car(s)
- 4+
- Garage
- Yes
- Guest Parking
- Yes
- Open Parking
- Yes
- RV Parking Open
- Yes
- Attached
- Yes
- Detached
- Yes
- Auto Door Opener
- Yes
- Off Street Parking
- Yes
- Trailer Storage
- Yes
Pre-Wired
- Other
- security
- Cable
- Yes
- Cat 5
- Yes
- Optical
- Yes
- Surround Sound
- Yes
Specialty Rooms
- Guest/Servant Qtrs
- Legal
- Bath House
- Yes
- Gym
- Yes
- Laundry Room
- Yes
- Media Room
- Yes
- Theater Room
- Yes
- Utility Room
- Yes
- Workshop
- Yes
Pool Info
- Other
- hybrid
- Heated
- Yes
- Other Surroundings
- infinity pool & spa
- In Ground
- Yes
- Concrete
- Yes
- Decked
- Yes
Financial Status
- Standard Sale
- Yes
Remarks & Misc
- Remarks – Consumer
- Welcome to Serenity Cay, an exquisite Balinese-inspired estate where tranquility and luxury meet the endless beauty on the Florida Bay. A true masterpiece of engineering and design, this sprawling waterfront residence on nearly 4 acres offers an unparalleled blend of tropical elegance, sophisticated craftsmanship, and modern luxury. An expansive infinity-edge pool blends seamlessly into the sparkling waters of the bay while lush gardens create a serene oasis. The home's architecture showcases graceful, custom finishes and rich hardwoods, all hallmarks designs that evoke the spirit of the Islands. Spanning over 6,900 square feet, the interior is a seamless fusion of open-concept living spaces and private retreats. Soaring vaulted ceilings and vast windows invite abundant natural light and spectacular views of the bay, creating an indoor-outdoor flow. The primary suite serves as your personal sanctuary, complete with private terrace, spa-inspired bathroom, and walk-in closets fit for a connoisseur of fine living. Each guest has direct access to outdoor spaces and views. A bonus, versatile bunk room/media center sits just off the west wing of the home. The charming guest house is the perfect complement to the main home, nestled in its own secluded on site location this delightful addition exudes a warm, welcoming ambiance ideal for hosting guests, or as a private office or creative studio. This downtown Islamorada estate in an incomparable location; walking distance to shopping, dining, and local culture, also has appeal that extends to those with a passion for the great outdoors. Two protected docking basins and boat lift, sandy lounging beach, expansive outdoor lanai and outdoor kitchen offers the ideal space for entertaining or enjoying a quiet evening watching the sunset. Fly the seaplane in or land the helicopter. Premier boating access just moments away from the Intracoastal waterway and Ocean channels. Serenity Cay is not just a home, it's an experience.
- Directions
- GPS
Fee Includes
- None
- Yes
Tax Exemptions
- Homestead
- Yes
Appliances
- Dishwasher
- Yes
- Disposal
- Yes
- Dryer
- Yes
- Freezer
- Yes
- Gas Appliances
- Yes
- Ice Machine
- Yes
- Microwave
- Yes
- More Appliances
- Yes
- Oven
- Yes
- Range
- Yes
- Refrigerator
- Yes
- Stainless Steel Appliance(s)
- Yes
- Washer
- Yes
- Water Purification
- Yes
- Wine Cooler
- Yes
Pets
- Pets Allowed
- Yes
Cooling
- Ceiling Fans(s)
- Yes
- Central Air
- Yes
Heating
- Central
- Yes
- Electric
- Yes
- Separate Meters
- Yes
- Zoned
- Yes
Waterfront
- Bay Front
- Yes
- Gulf Front
- Yes
- Open Water
- Yes
Waterview
- Bay/Gulf View
- Yes
- Open Water View
- Yes
Floor
- Marble
- Yes
Neighborhood Feature
- Bike Paths
- Yes
Interior Features
- Built-in Cabinets
- Yes
- Cathedral Ceilings
- Yes
- Drapes/Blinds Incl
- Yes
- Elevator
- Yes
- Entrance Foyer
- Yes
- Pantry
- Yes
- Security System
- Yes
- Smoke Alarms
- Yes
- Split Bedroom
- Yes
- Storage
- Yes
- Tray Ceilings
- Yes
- Walk-in Closet(s)
- Yes
- Wet Bar
- Yes
- Whirlpool Bath Tub
- Yes
- Window Treatments
- Yes
Windows/Doors
- French Doors
- Yes
- Glass Doors
- Yes
- Impact Rstnce Doors
- Yes
- Impact Rstnce Window
- Yes
- Sliding Glass Doors
- Yes
Security
- Electric Gate
- Yes
- On Premises System
- Yes
- Secured Building
- Yes
Construction
- CBS
- Yes
- Concrete
- Yes
- Stucco
- Yes
Land Size
- 2 Less Than 5 Acres
- Yes
Furnished
- Negotiable
- Yes
Terms
- Cash
- Yes
- Conventional
- Yes
Utilities
- FKAA
- Yes
- Municipal Sewer
- Yes
- Propane
- Yes
- Solar Power
- Yes
- Water Separate Meter
- Yes
- Whole House Generatr
- Yes
Porch/Balcony
- Open Porch/Balcony
- Yes
- Roof Top Deck
- Yes
Title
- Title Ins - Buyer
- Yes
Exterior Features
- Bar
- Yes
- Built-in Grill
- Yes
- Detached Guest Qtrs
- Yes
- Fencing
- Yes
- Fruit Tree(s)
- Yes
- Gazebo
- Yes
- Hot Tub
- Yes
- Lanai
- Yes
- Lighting
- Yes
- Outdoor Kitchen
- Yes
- Outdoor Shower
- Yes
- Privacy Wall/Fence
- Yes
- Rain Gutters
- Yes
- Sandy Beach
- Yes
- Shed
- Yes
- Sprinkler System
- Yes
- Storage
- Yes
- Water Display
- Yes
Roof
- Concrete Roof
- Yes
- Metal Roof
- Yes
Accessibility Feat
- Accessible Doors
- Yes
- Accessible Elevator Installed
- Yes
- Accessible Full Bath
- Yes
- Accessible Kitchen
- Yes
- Parking
- Yes
- Wheelchair Ramp
- Yes
GF-Bldg Materials
- Double Paned Windows
- Yes
GF-Interior Features
- LED Lighting
- Yes
- Low Flow Toilets
- Yes
- Programmable Thermst
- Yes
- Tankless Hot Wtr Htr
- Yes
GF-Utilities
- Net Metered
- Yes
- Solar Panels
- Yes
Property Features
Fee Includes:
None
Tax Exemptions:
Homestead
Waterfront:
Bay Front; Gulf Front; Open Water
Waterview:
Bay/Gulf View; Open Water View
Dockage:
Basin; Boat Lift; Boat Ramp; Boat Slip
Vehicle Storage:
Garage; Attached; Detached; Auto Door Opener; Guest Parking; Off Street Parking; Open Parking; RV Parking Open; Trailer Storage
Furnished:
Negotiable
Cooling:
Ceiling Fans(s); Central Air
Heating:
Central; Separate Meters; Zoned
Utilities:
FKAA; Municipal Sewer; Propane; Solar Power; Water Separate Meter; Whole House Generatr
Interior Features:
Built-in Cabinets; Cathedral Ceilings; Drapes/Blinds Incl; Elevator; Entrance Foyer; Pantry; Security System; Smoke Alarms; Split Bedroom; Storage; Tray Ceilings; Walk-in Closet(s); Wet Bar; Whirlpool Bath Tub; Window Treatments
Pre-Wired:
Cable; Cat 5; Optical; Surround Sound
Specialty Rooms:
Bath House; Gym; Laundry Room; Media Room; Theater Room; Utility Room; Workshop
Appliances:
Dishwasher; Disposal; Dryer; Freezer; Gas Appliances; Ice Machine; Microwave; More Appliances; Oven; Range; Refrigerator; Stainless Steel Appliance(s); Washer; Water Purification; Wine Cooler
Exterior Features:
Bar; Built-in Grill; Detached Guest Qtrs; Fencing; Fruit Tree(s); Gazebo; Hot Tub; Lanai; Lighting; Outdoor Kitchen; Outdoor Shower; Privacy Wall/Fence; Rain Gutters; Sandy Beach; Shed; Sprinkler System; Storage; Water Display
Accessibility Feat:
Accessible Doors; Accessible Elevator Installed; Accessible Full Bath; Accessible Kitchen; Parking; Wheelchair Ramp
Pool Info:
In Ground; Concrete; Decked
Construction:
CBS; Concrete; Stucco
Floor:
Marble
Roof:
Concrete Roof; Metal Roof
Pets:
Pets Allowed
Neighborhood Feature:
Bike Paths
Security:
Electric Gate; On Premises System; Secured Building
Land Size:
2 Less Than 5 Acres
Terms:
Cash; Conventional
Title:
Title Ins - Buyer
GF-Bldg Materials:
Double Paned Windows
GF-Interior Features:
LED Lighting; Low Flow Toilets; Programmable Thermst; Tankless Hot Wtr Htr
GF-Utilities:
Net Metered; Solar Panels
Documents
Listing Office:
Ocean Sotheby's International Realty
Last Updated: December - 28 - 2025
The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.

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