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$7,400,000
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Property Description
Welcome to your private paradise on prestigious Sombrero Isle with NEW PRICE ADJUSTMENT on vacant platted lot 13! The waterfront adjacent vacant lot 13 is now available at $1.7M, no interest for 2 years, $10K a month principle payment on lot bringing the reduced price for 1.5 acre estate to $7.5M for platted lots 13, 14 and 15. This luxurious 1.5-acre, resort-style estate on 3 platted lots boasts 500 feet of prime water frontage, offering endless possibilities: preserve as a private oasis, subdivide, or build an additional home. With immediate access to the Atlantic Ocean, this estate is perfect for fishing, diving, and boating. The private concrete boat basin accommodates vessels up to 60 ft., with a newly installed 28,000-pound boat lift and 10,000-pound jet ski lift, making it a boater's dream. The open and airy interior features vaulted ceilings, spacious hallways, and natural light throughout. Nearly every room offers stunning water views. With 7 bedrooms and 7 bathrooms, the home is perfect for hosting guests or generating substantial vacation rental income. Outdoors, enjoy the newly renovated saltwater pool and spa, lighted tennis court, peaceful palm grove, and lush tropical landscaping. A modern in-house gym and private guest quarters add convenience and luxury. Designed for security and self-sufficiency, the home features hurricane-rated windows and doors, a whole-house generator, a large cistern, and a state-of-the-art ADT security system. Located just one block from Sombrero Beach, this estate offers the perfect blend of tranquility and accessibility. With Marathon Airport only minutes away, you can easily fly into this tropical paradise or enjoy a scenic drive along the iconic Overseas Highway. This premier estate embodies the best of the Florida Keys lifestyle, combining modern amenities, timeless elegance, and an unbeatable location. Don't miss this rare opportunity to own a piece of paradise with this one-of-a-kind sanctuary.
Full Property Details
Full Property Details for 126 Calle Ensueno
General
- Sold For: $7,400,000
- Taxes: $36,239 (2023)
- Status: Closed
- Type: Single Family
- Source: 927
- MLS ID: 611505
- Added to Site: 605 day(s) ago
Interior
- Interior Features: Workshop, Utility Room, Entrance Foyer, Walk-in Closet(s), Bar, Built-in Cabinets, Cathedral Ceilings, Drapes/Blinds Incl, Granite Counter Top, Lobby, Security System, Smoke Alarms, Split Bedroom, Storage, Window Treatments, Gym, Media Room, Sun/Florida Room
- Appliances: Stainless Steel Appliance(s), Dishwasher, Disposal, Dryer, Freezer, Gas Appliances, Ice Machine, Microwave, More Appliances, Oven, Range, Refrigerator, Washer, Wine Cooler
- Flooring: Laminate
Rooms
Bathrooms
- Total Bathrooms: 7
- Full Bathrooms: 6
- Half Bathrooms: 1
Bedrooms
- Total Bedrooms: 7
Other Rooms
- Laundry: Laundry Room
Additional Information
- Shared Amenities: Bike Paths, Beach
- Pool: Yes
- Pool Description: Concrete, Heated, Salt Water, Above Ground, Decked
- Security/Safety: Electric Gate, On Premises System, Patrolled Area
Exterior
- Exterior Features: Tennis Court(s), Rain Gutters, Lighting, Bar, Fencing, Fruit Tree(s), Gazebo, Hot Tub, Lanai, Outdoor Kitchen, Privacy Wall/Fence, Storage, Boat Slip
- Deck/Patio: Screened Patio, Open Porch/Balcony, Deck, Patio
- Porch/Patio/Deck: Screened Patio, Open Porch/Balcony, Deck, Patio
Parking
- Garage: Yes
- Attached garage: Yes
- Parking Features: Open, Guest, Off Street, Covered, Carport, Attached, Garage Door Opener
Location
- Area: 14 - Sombrero Area
- County: Other
- Subdivision: Sombrero Isle (49.5)
- Driving Directions: South on Overseas Highway into Marathon. Turn left onto Sombrero Beach Rd. At 1.8 miles, right onto Avenida Primiceria. At 0.4 miles, right onto Calle Ensueno. At 0.2 miles destination on your right.
Community
- Assoc. Fees Include: None
- Pets Allowed: Yes
Heating & Cooling
- Central air: Yes
- Air Conditioning: Yes
- Cooling Type: Central Air, Ceiling Fans(s)
Utilities
- Water: Cistern
Structural Information
- Architectural Style: Above Flood
- Construction Status: Updated/Remodeled
- Construction: CBS, Frame, Concrete
- Roof: Metal
- Windows/Doors: Aluminum Windows, Glass Doors, Impact Rstnce Doors, Impact Rstnce Window, Sliding Glass Doors, Shutters
- Square Feet: 8,306
- Sq. Ft. Source: Appraisal
- Year Built: 1981
- Property Condition: Updated/Remodeled
Unit Information
- Units in Building: 1
Additional Structures
- Other Structures: Bath House
Lot Features
- Property View: Canal
- Lot Size (Acres): 1.47
- Lot Size (Sq. Ft.): 64,123
- Lot Size Source: Property Data Card
- Zoning: RM - Residential Medium
Water Features
- Water Front: Yes
- Water View: Yes
- Water Front Desc.: Canal Front
Financial Considerations
- Tax Amount: $36,239
- Tax Year: 2023
Disclosures and Reports
- Legal Description: LT 15 and part of 14 SOMBRERO ISLE BOOT KEY PB6-85 and LT 13 & PT LT 14 SOMBRERO ISLE BOOT KEY
- Flood Zone: AE6
- APN: 00357041-001300
Listed by Coldwell Banker Schmitt Real Estate Co., Lisa Wiebe (561) 386-4952
Sold by Outside Of MLS, outside of mls
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Schools
Schools serving 126 Calle Ensueno
School District:Monroe County School District, Middle Torch Key, FL
| Name | Grades | Distance |
|---|---|---|
Stanley Switlik Elementary School 3400 Overseas Highway, Marathon, FL 33050 | PK-5 | 1 mi |
Marathon School 350 Sombrero Beach Road, Marathon, FL 33050 | 6-12 | 0.7 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 126 Calle Ensueno
Date
Details
Price
Change
Source
11/21/2025
Sold
$7,400,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
126 Calle Ensueno, Marathon, FL 33050 (MLS# 611505) is a Single Family property that was sold at $7,400,000 on November 21, 2025. Want to learn more about 126 Calle Ensueno? Do you have questions about finding other Single Family real estate for sale in Marathon? You can browse all Marathon real estate or contact a Coldwell Banker agent to request more information.

