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© 2026 DockOnly™. All rights reserved.

DockOnly™ and Dock Score™ are trademarks of Blue Mar Real Estate Group Inc.

Blue Mar Real Estate Group Inc., Licensed Florida Real Estate Broker

Blue Mar Real Estate Group Inc.

Licensed Florida Real Estate Broker · DBPR License CQ1018554

4000 Ponce De Leon Blvd, Suite 470, Coral Gables, FL 33146

[email protected]

Listing data is provided by participating Multiple Listing Services and is deemed reliable but not guaranteed. Each listing's MLS source and its required disclosures appear with that listing. Dock Score™ is a DockOnly.com rating and is not provided by or affiliated with any MLS or listing broker. NOAA chart data is public domain and for reference only, not for navigation. Full MLS Compliance

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+20

837 Copa D Oro

Marathon, FL, 33050

Active

$3,200,000

837 Copa D Oro

Marathon, FL, 33050

Active

$3,200,000

4

Bedrooms

4

Bathrooms

2,472 sqft

Living Area

2023

Year Built

$3,200,000Tour the dockSchedule a Showing
Navigation note: Navigation routes show the shortest mapped path to open water. A vessel taller than the binding bridge clearance may still reach open water via a longer alternate route that we don't currently map. Verify navigability with a local captain or surveyor before relying on it.

8,199

Lot Size (sqft)

$50

HOA / Yearly

42

Days on Market

Dock Score™

DockOnly
70
Good

What shaped this score

✓Canal
✓Dock present
✓Bridge-free to bay & ocean
✓Fits boats up to 45ft

DockOnly.com rating, not provided by the MLS or listing broker.

Dock & Water AccessMLS

Canal Front

AI Aerial Imagery Detection

Dock DetectedSeawall Detected

Detected by AI from open-source aerial mapping imagery and may not reflect current conditions. This information was not provided by the MLS or listing broker. Always verify dock infrastructure with the listing agent.

Navigation RouteDockOnly

Data sources: SFWMD AHED waterway polygons · FHWA National Bridge Inventory 2024 · Not provided by the MLS or listing broker.

Description

Discover elevated waterfront living in this newly constructed custom two-story concrete residence, offering 4 spacious bedrooms, each with its own private en-suite bath. Thoughtfully designed for both comfort and entertaining, the home features a seamless open-concept layout that effortlessly connects indoor and outdoor spaces. At the heart of the home is a designer chef's kitchen appointed with premium stainless steel appliances, including double convection ovens, a smart refrigerator, dishwasher, vented range hood, and wine cooler. A large center island with prep sink, quartz countertops, custom cabinetry, and elegant LED pendant lighting complete the space. Throughout the home, porcelain tile flooring, designer finishes, and expansive windows create a bright and sophisticated atmosphere. A first-floor guest suite offers balcony access with views overlooking the pool, dock, and canal. The striking floating staircase, accented by a custom LED chandelier, leads to the upper level where three additional en-suite bedrooms await. The luxurious primary suite serves as a private retreat, featuring a freestanding soaking tub, dual vanities, an oversized porcelain tile shower, and a MOEN smart multi-head shower system with app-controlled temperature and spray settings. Additional features include impact windows and doors, a web-connected security camera system, energy-efficient LED lighting, 8-foot interior doors, 4K Smart TVs throughout, dual 3-ton 16 SEER air conditioning systems, a standing seam metal roof, aluminum railings, and spacious balconies on both levels. The property offers dual staircases leading to the outdoor living area, a 12' x 26' custom pool and a 50 foot dock. Ideally located in Marathon's desirable Flamingo Island neighborhood, this exceptional property is just minutes from Sombrero Beach, restaurants, and local attractions. Built with quality, durability, and style in mind, this remarkable waterfront home captures the essence of luxury living.

Schedule a Showing

See the property and tour the dock. A licensed waterfront specialist will arrange your private showing.

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Location

Marathon, FL, 33050

No price history available for this property.

Displayed by Blue Mar Real Estate Group Inc., Licensed Florida Real Estate Broker (DBPR CQ1018554) · [email protected]

Listing courtesy of Coldwell Banker Schmitt Real Estate Co. via Florida Keys MLS

Last updated: 6/11/2026

© 2026 Florida Keys Board of REALTORS®, Inc. All rights reserved. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange (IDX) program of the Florida Keys Board of REALTORS®. Information is deemed reliable but not guaranteed and should be independently verified. All properties are subject to prior sale, change, or withdrawal.

IDX information is provided exclusively for consumers' personal, non-commercial use. It may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

Dock Score™

DockOnly
70
Good

What shaped this score

✓Canal
✓Dock present
✓Bridge-free to bay & ocean
✓Fits boats up to 45ft

DockOnly.com rating, not provided by the MLS or listing broker.

Nearest Bridge Clearances

Florida Keys, critical for tall/large vessels

No bridge data available for this location.
FEMA Flood Zone AE
BFE: 7ft

Special Flood Hazard Area

View FEMA Flood Map →
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Mortgage Calculator

Estimate your monthly payment for this waterfront property

20%

$640,000 down

%
Principal & Interest$16,604/mo
Property Tax (est. ~1.2%, varies by county)$3,200/mo
Home Insurance (est.)$250/mo
HOA Fees$4/mo
Total Monthly Payment$20,058
Loan Amount: $2,560,000Rate: 6.75%
Get Pre-Qualified

Estimated payments only. Actual rates and terms may vary.

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