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4 Beds
4 Baths
3,079 sqft

$2,800,000

121 Calle Ensueno, Marathon FL, 33050

Price per sqft$909.39
Built in1998
Property size3,079 sqft
Property typeResidential

Overview

Active

Listed Aug 7, 2026

Updated 2 weeks ago

Welcome to prestigious Sombrero Isle, one of the Middle Keys' most exclusive waterfront communities. This exceptional 4-bedroom, 4-bath residence blends timeless elegance with the relaxed luxury of the Florida Keys lifestyle. Step inside to a grand living room highlighted by soaring volume ceilings, gleaming marble floors, a gracefully curved staircase, and a wraparound mezzanine that leads to the spacious bedrooms and private guest quarters. Designed for both everyday living and entertaining, the home offers an open, inviting atmosphere with impressive Mediterranean architectural details throughout. The well-appointed kitchen features granite countertops, stainless steel appliances, and abundant cabinetry, providing both style and functionality. Outdoors, enjoy your own tropical retreat with a heated freeform swimming pool and over 40 feet of dockage with approximately 5 feet of controlling depth, offering convenient access for a variety of boats. Nestled within the private island community of Sombrero Isle, this intimate enclave consists of only 32 waterfront homes, each situated on approximately one-half acre. Boaters will appreciate the quick access via Sister's Creek to the Atlantic Ocean and some of the finest fishing and diving waters in the United States. Residents also enjoy close proximity to the renowned Sombrero Beach, scenic parks, shopping, fine dining, and vibrant local restaurants and waterfront bars. Marathon International Airport is just 10 minutes away, making travel to and from paradise effortless. Experience the perfect combination of luxury, privacy, and premier boating access in one of Marathon's most coveted waterfront neighborhoods.

$18,628/mo

Est. mortgage payment based on a $2,800,000 home price.

All estimates are provided by Luxury Presence for informational purposes only. Actual amounts may vary.

Additional information

MLS® ID
620899

Interior Features

Bedrooms
4
Bathrooms
4
Cooling
Yes
Basement
No

Exterior Features

Lot Size
0.64 Acres

Other Property Details

Taxes
$19,466
Tax Frequency
Annually
Association Fee Frequency
Yearly
Maintenance Expense
$500
Garage
Yes
View
Yes
Pets Allowed
Yes
Pool
Yes
Waterfront
Yes
55+/Senior Community
No
MLS provider logo

Listed by Ginger C Henderson with Coldwell Banker Schmitt Real Estate Co.
Listing Contact: 305-731-5751 

The IDX display contains information sourced from the Florida Keys Board of REALTORS® as of 9/22/2026. This data is intended solely for personal, non-commercial use and is not to be utilized for any other purposes except to identify potential properties for purchase. Although the MLS data displayed is typically considered reliable, it is not guaranteed to be accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and are advised to conduct their own investigations or seek professional assistance. Other sources besides the Listing Agent may have contributed to the MLS data presented. Unless expressly specified in writing, the Broker/Agent has not confirmed any information obtained from external sources. The Broker/Agent may or may not have acted as the Listing and/or Selling Agent and cannot guarantee the accuracy of property locations displayed on any map. Any compensation offers are solely made to participants of the MLS where the listing is registered.

©2026 Florida Keys Board of REALTORS® all rights reserved.

Data last updated on 9/22/2026 at 3:49 AM UTC

 

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