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23 Treasure Road, Marathon, FL 33050

$4,390,000
Property Type: Residential Bedrooms: 3 Baths: 3 Square Footage: 2,250 Lot Size (sq. ft.): 19,772 Status: Active
Current Price: $4,390,000 List Date: 5/15/2026 Last Modified: 5/15/2026

Overview

Description

Welcome to an elevated expression of island living at 23 Treasure Road in the heart of the Florida Keys. This impeccably maintained waterfront residence showcases breathtaking panoramic ocean views from every vantage point, including the pool, main living areas, dining space, primary suite, and tiki hut. Designed for effortless entertaining and everyday enjoyment, the pool is ideally positioned on the main living level alongside the kitchen and gathering spaces, creating a seamless indoor-outdoor flow rarely found in waterfront homes. Relax poolside while enjoying ocean breezes and endless blue water views. The upper level features two beautifully appointed bedrooms and three baths, enhanced by impact-rated doors, windows, and hurricane sliders for style and peace of mind. Downstairs, a private guest suite and expansive finished bonus space provide flexibility for guests, entertaining, or recreation. The oversized dual-entry garage accommodates up to three vehicles and offers except ...

Listing Details MLS# 619918

Location, Tax & Legal

Street #
23
Street Name
Treasure
Street Suffix
Road
Key/Island
Marathon
State/Province
FL
Zip Code
33050
County
Monroe
Subdivision
Treasure Island (50.0)
Area
14 - Sombrero Area
City
MARATHON
Off Shore Island
No
Mile Marker
50
Marathon Neighborhood
Sombrero
Side
Ocean
Flood Zone
VE,AE
Alternate Key #
1123781
Parcel #
00105240001200
Zoning
R-MH - Residential - MH
Deed Restrictions
No
Legal
15/22 66 32 Filled Bybtm S And E Of Pt Gov Lt 2 (Aka Lt 15A Treasure Island) And Pt Govt Lt 2 (Aka Lt 14A) And 2/24 Inte
Taxes
22812.72
Tax Year
2025
Pub Sewer HkUp
Yes

Contract Information

Listing Board
Marathon/Lower Keys
As is Rght to Inspct
Yes
Species List
No

General Property Description

Realtor.COM Type
Residential - Single Family
Style
Single Family
Waterfront
Yes
Control Depth
2
Pool
Yes
Year Built
1973
Lot SqFt
19772
Acres
1.55
Living Apx SqFt
2250
SqFt Source
Property Data Card
Total Bedrooms
3
Full Baths
3
Total Baths
3
Rentals Allowed
Yes
Min Rental Days
7

Association Info

Mandatory Home Owners Asc
No
1st Right of Refusal
No
Association Fee $
0

Dockage

Dock
Composite
Seawall
Other
Boat Lift
Yes
Boat Ramp
Yes

More Information

Building Style

Above Flood
Unknown
Stories
2 Stories

Vehicle Storage

Car(s)
3
Garage
Yes
Attached
Yes
Auto Door Opener
Yes
Off Street Parking
Yes
Trailer Storage
Yes

Remarks & Misc

Remarks – Consumer
Welcome to an elevated expression of island living at 23 Treasure Road in the heart of the Florida Keys. This impeccably maintained waterfront residence showcases breathtaking panoramic ocean views from every vantage point, including the pool, main living areas, dining space, primary suite, and tiki hut. Designed for effortless entertaining and everyday enjoyment, the pool is ideally positioned on the main living level alongside the kitchen and gathering spaces, creating a seamless indoor-outdoor flow rarely found in waterfront homes. Relax poolside while enjoying ocean breezes and endless blue water views. The upper level features two beautifully appointed bedrooms and three baths, enhanced by impact-rated doors, windows, and hurricane sliders for style and peace of mind. Downstairs, a private guest suite and expansive finished bonus space provide flexibility for guests, entertaining, or recreation. The oversized dual-entry garage accommodates up to three vehicles and offers exceptional space for the Florida Keys lifestyle, with plenty of room for fishing gear, dive equipment, water toys, and additional storage. A dedicated tackle room adds convenience for avid anglers and boaters alike. Along the water's edge, a substantial 200 foot rock seawall provides protection and presence, while the private boat ramp, dock, and boat lift offer effortless access to world-class boating and fishing. Two separate gated entrances welcome you into a lush, meticulously landscaped setting complete with privacy walls, mature hedges, and fencing for a serene and secluded atmosphere. Situated on an oversized parcel, this rare waterfront offering presents an exceptional opportunity to enjoy the ultimate private coastal retreat in the Florida Keys.
Directions
GPS

Fee Includes

None
Yes

Tax Exemptions

None
Yes

Appliances

Dishwasher
Yes
Dryer
Yes
Microwave
Yes
Oven
Yes
Range
Yes
Refrigerator
Yes
Washer
Yes

Pets

Pets Allowed
Yes

Cooling

Ceiling Fans(s)
Yes
Central Air
Yes

Waterfront

Oceanfront
Yes
Open Water
Yes

Waterview

Ocean View
Yes
Open Water View
Yes

Floor

Tile
Yes

Neighborhood Feature

Beach
Yes
Bike Paths
Yes

Interior Features

Drapes/Blinds Incl
Yes
Pantry
Yes
Split Bedroom
Yes
Storage
Yes
Walk-in Closet(s)
Yes
Window Treatments
Yes

Property Condition

Updated/Remodeled
Yes

Specialty Rooms

Laundry Room
Yes

Windows/Doors

Impact Rstnce Doors
Yes
Impact Rstnce Window
Yes

Security

No Security
Yes

Construction

CBS
Yes

Land Size

1/4 - 1/2 Acre
Yes

Furnished

Negotiable
Yes

Terms

Cash
Yes
Conventional
Yes
FHA
Yes
VA
Yes

Utilities

Cable Available
Yes
Elect Separate Meter
Yes
FKAA
Yes
Municipal Sewer
Yes
Water Separate Meter
Yes

Porch/Balcony

Deck
Yes
Open Porch/Balcony
Yes
Patio
Yes

Title

Title Ins - Buyer
Yes

Exterior Features

Chickee Hut
Yes
Fencing
Yes
Privacy Wall/Fence
Yes
Sprinkler System
Yes
Storage
Yes

Pool Info

Salt Water
Yes
Concrete
Yes
Decked
Yes

Pre-Wired

Cable
Yes

Roof

Metal Roof
Yes

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: Oceanfront; Open Water Waterview: Ocean View; Open Water View Dockage: Boat Lift; Boat Ramp Property Condition: Updated/Remodeled Vehicle Storage: Garage; Attached; Auto Door Opener; Off Street Parking; Trailer Storage Furnished: Negotiable Cooling: Ceiling Fans(s); Central Air Utilities: Cable Available; Elect Separate Meter; FKAA; Municipal Sewer; Water Separate Meter Interior Features: Drapes/Blinds Incl; Pantry; Split Bedroom; Storage; Walk-in Closet(s); Window Treatments Pre-Wired: Cable Specialty Rooms: Laundry Room Appliances: Dishwasher; Dryer; Microwave; Oven; Range; Refrigerator; Washer Exterior Features: Chickee Hut; Fencing; Privacy Wall/Fence; Sprinkler System; Storage Pool Info: Salt Water; Concrete; Decked Construction: CBS Floor: Tile Roof: Metal Roof Pets: Pets Allowed Neighborhood Feature: Beach; Bike Paths Security: No Security Land Size: 1/4 - 1/2 Acre Terms: Cash; Conventional; FHA; VA Title: Title Ins - Buyer
Listing Office: Berkshire Hathaway HomeServices Keys Real Estate
Last Updated: May - 15 - 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.