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121 Calle Ensueno, Marathon, FL 33050

$2,800,000
Property Type: Residential Bedrooms: 4 Baths: 4 Square Footage: 3,079 Lot Size (sq. ft.): 27,973 Status: Active
Current Price: $2,800,000 List Date: 8/07/2026 Last Modified: 8/12/2026

Overview

Description

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 exclus ...

Listing Details MLS# 620899

Location, Tax & Legal

Street #
121
Street Name
Calle Ensueno
Key/Island
Marathon
State/Province
FL
Zip Code
33050
County
Monroe
Subdivision
Sombrero Isle (49.5)
Area
14 - Sombrero Area

Contract Information

Listing Board
Marathon/Lower Keys
As is Rght to Inspct
Yes
Potential Short Sale
No
Bank Owned
No
Species List
Yes

General Property Description

Realtor.COM Type
Residential - Single Family
Style
Single Family
Waterfront
Yes
Control Depth
5
Pool
Yes
Year Built
1998
Lot SqFt
27973
Lot Sqft Source
Tax Records
Acres
0.64
Living Apx SqFt
3079
SqFt Source
Tax Records
Total Bedrooms
4
Full Baths
3
Half Baths
Yes
Total Baths
4
Rentals Allowed
Yes
Min Rental Days
7

Association Info

Mandatory Home Owners Asc
No
Voluntary Home Owners Asc
Yes
1st Right of Refusal
No
Maintenance Fee $
500
Assoc/Mnt Fee Per
Yearly

License Info

Transient Rntl Licns
Yes

More Information

Dockage

Dock Length
40
Dock
Wood

Building Style

Above Flood
Yes
# Stories
2 Stories

Vehicle Storage

Car(s)
2

Financial Status

Bank Owned
No
Potential Short Sale
No

Property Features

Fee Includes: Common Area Mnt Tax Exemptions: None Waterfront: Canal Front Waterview: Canal View Building Style: Ground Level Vehicle Storage: Garage; Attached; Guest Parking; Off Street Parking; Open Parking; RV Parking Open; Trailer Storage Furnished: Furnished Cooling: Ceiling Fans(s); Central Air Utilities: FKAA; Municipal Sewer Interior Features: Cathedral Ceilings; Granite Counter Top; Smoke Alarms; Split Bedroom; Storage; Walk-in Closet(s) Specialty Rooms: Laundry Room Appliances: Dishwasher; Disposal; Dryer; Microwave; Oven; Range; Refrigerator; Stainless Steel Appliance(s); Washer; Wine Cooler Exterior Features: Fencing; Storage Pool Info: In Ground; Concrete; Decked Construction: CBS Shutters: Panel; Roll Down Electric Floor: Tile Roof: Tile Roof Pets: Pets Allowed Neighborhood Feature: Beach Land Size: 1/2 - Less Than 1 AC Terms: Conventional; Seller Finance Psble Title: Title Ins - Buyer
Listing Office: Coldwell Banker Schmitt Real Estate Co.
Last Updated: August - 12 - 2026
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.