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126 Calle Ensueno

Marathon, FL 33050

7 beds
7 baths
8,306 sqft
~2 acre lot
$1,023 per sqft
1981 build
– on site

Welcome to your private paradise on Sombrero Isle! This luxurious 1.5-acre estate on 3 platted lots boasts 500' of water frontage, offering endless opportunities: preserve as a private retreat, subdivide, or build another home. Priced $1.5M under its 2024 appraisal, this is a rare chance for instant equity. With direct Atlantic access, a concrete boat basin, 28k-pound lift, and 10k-pound jet ski lift, it's a boater's dream. The open, newly-renovated interior features vaulted ceilings, 7 bedrooms, stunning water views throughout. Outdoors, enjoy a saltwater pool, tennis court, lush palm grove and landscaping. Hurricane-rated windows, a generator, and ADT security offer peace of mind. Just a block from Sombrero Beach and minutes from Marathon Airport, this is the ultimate Keys sanctuary.

Listing courtesy of MLSM / Coldwell Banker Schmitt Real E

Last checked: Checking… • Last updated Mar 19, 2025 •

MLS# A11733036 —

This home is listed in more than one place. See it here, and here, and here.

The Building

Year Built:

1981
Year Built Details:

Resale
Construction Materials:

Block, Frame
Architectural Style:

Detached, TwoStory
Stories:

2
Levels:

Two
Roof:

Metal
Foundation Details:

Raised
Exterior Features:

Deck, Fence, FruitTrees, Lighting, Porch, TennisCourts, SecurityHighImpactDoors
Window Features:

ImpactGlass
Patio And Porch Features:

Deck, Open, Porch
Other Equipment:

Generator
Direction Faces:

East

Interior

Interior Features:

BreakfastArea, DiningArea, SeparateFormalDiningRoom, SecondFloorEntry, EntranceFoyer, EatInKitchen, Pantry, SeparateShower, UpperLevelPrimary, VaultedCeilings, WalkInClosets
Furnished:

Negotiable
Flooring:

Carpet, Laminate, Tile
Accessibility Features:

AccessibleDoors, AccessibleHallways

Room Dimensions

Living Area:

8306.0

Financial & Terms

Lease Considered:

false

Location

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.

The Property

View:

true
View:

Canal, Pool, Water
Parcel Number:

00357041 001300
Property Type:

Residential
Property Subtype:

SingleFamilyResidence
Property Subtype Additional:

SingleFamilyResidence
Zoning Description:

RM
Lot Features:

OneToTwoAcres
Lot Size Area:

65340.0
Lot Size SqFt:

65,340 Sqft
Lot Size Units:

SquareFeet
Frontage Length:

500
Waterfront:

true
Waterfront Features:

CanalAccess, CanalFront

Listing Agent

Contact info:

Taxes

Tax Year:

2023
Tax Annual Amount:

$36,239
Tax Legal Description:

LT 15 and part of 14 SOMBRERO ISLE BOOT KEY PB6-85 and LT 13 & PT LT 14 SOMBRERO ISLE BOOT KEY

Beds

Bedrooms Total:

7

Baths

Total Baths:

7
Full Baths:

6
Half Baths:

1

Heating & Cooling

Heating:

None
Heating:

false
Cooling:

CeilingFans, Electric
Cooling:

true

Utilities

Utilities:

CableAvailable
Sewer:

PublicSewer
Water Source:

Public

Appliances

Appliances:

BuiltInOven, Dryer, Dishwasher, GasRange, IceMaker, Microwave, Refrigerator

The Community

Subdivision Name:

Sombrero Isle
Senior Community:

false
Community Features:

BoatFacilities
Spa:

True
Pool Features:

Concrete, Pool
Pets Allowed:

NoPetRestrictions,Yes

Parking

Parking Features:

AttachedCarport, Attached, Covered, Driveway, Garage, GolfCartGarage, Guest, Other, PaverBlock, RvAccessParking, GarageDoorOpener
Garage:

true
Attached Garage:

true
Garage Spaces:

2.0
Carport:

true
Carport Spaces:

3.0
Covered Spaces:

5.0

Monthly cost estimate

Asking price

$8,500,000

Expense	Monthly cost
Mortgage	$45,514
Taxes	$3,019
Insurance	$2,337
Utilities	$447 See report
Total	$51,317/mo.^*
	^*This is an estimate

Explore the Area

My Commute

From

Walk Score®

Provided by WalkScore® Inc.

Bike Score®

Provided by WalkScore® Inc.

Air Pollution Index

Provided by ClearlyEnergy

Sale history

Date	Event	Source	Price	% Change
1/28/25 Jan 28, 2025	Listed / Active	MLSM	$8,500,000	49.3% (28.0% / YR)
9/28/23 Sep 28, 2023	Sold	FLKMLS
4/27/23 Apr 27, 2023		FLKMLS	$5,692,500	22.8% (14.6% / YR)

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This house located in Marathon, FL 33050 is currently for sale for $8,500,000. 126 Calle Ensueno is a 8,306 square foot house with 7 beds and 7 baths that has been on Estately for 66 days. This house is in the attendance area of Marathon Middle High School and Stanley Switlik Elementary School.

Listing Courtesy of: MLSM and Coldwell Banker Schmitt Real E.

Based on information from the MLS MIAMI 2025. All information provided is deemed reliable but is not guaranteed and should be independently verified. MLSM, Estately and their affiliates provide the MLS and all content therein “AS IS” and without any warranty, express or implied. The information included in this listing is provided exclusively for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The information on each listing is furnished by the owner and deemed reliable to the best of his/her knowledge, but should be verified by the purchaser. MLSM and Estately assume no responsibility for typographical errors, misprints or misinformation. This property is offered without respect to any protected classes in accordance with the law.