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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.

Highlights

  • Residential
  • Single Family Residence
  • New Construction
  • Built in 2023
  • 0.18 Acre Lot
  • $50/yr HOA
  • Waterfront
  • 157 days on Market

  • Bedrooms
    4
  • Bathrooms
    4
  • Year Built
    2023
  • Construction Materials
    Concrete
  • Parking Features
    Open, Covered, Carport, Off Street
  • Interior Features
    Storage
  • Appliances
    Dryer, Dishwasher, Microwave, Refrigerator, Washer, Oven, Wine Cooler, Stainless Steel Appliance(s)
  • Flooring
    Tile
  • Furnished
    Furnished
  • Exterior Features
    Lighting, Outdoor Shower
  • Patio And Porch
    Porch
  • Pool Features
    In Ground, Fiberglass
  • Security Features
    Smoke Detector(s), Security System
  • Cooling
    Ceiling Fan(s), Central Air
  • Heating
    Electric

  • Acres
    0.18
  • Water Front Features
    Canal Front
  • Water Front
    Yes
  • View
    Canal
  • Utilities
    Cable Available

  • Area
    14 - Sombrero Area
  • County
    Monroe
  • City
    Marathon
  • Neighborhood
    Flamingo Island (49.5)
  • Zip Code
    33050

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Frequently Asked Questions

How do I schedule a tour of 837 Copa D Oro?

We can make that happen quickly. Click Tour This Home and we'll connect you directly with our vetted local partner to schedule your visit to 837 Copa D Oro.

They know residentials in the area well and can give you the guidance you need to buy with confidence.

How do I get more information about 837 Copa D Oro?

Click Ask a Question to talk with our team. You already know it is a 4 bed, 4 bath, listed for $2,799,000. We can talk through recent upgrades, potential seller motivation, how this single family residence compares to others in Marathon, and can even get you in to see the property quickly.

How do I get a virtual tour of 837 Copa D Oro?

Yes! A virtual tour is available for 837 Copa D Oro. Click here to view the full walkthrough and explore every room at your own pace. If you would like a guided virtual showing or have questions along the way, we can connect you with our local expert to walk you through it live.

How much is the monthly mortgage payment for 837 Copa D Oro?

With a 20% down payment and a 30-year fixed loan at an illustrative 7.25% rate, the ez Mortgage Calculator estimates the monthly payment for 837 Copa D Oro at around $16,929. This includes estimated property taxes and insurance.

Want to see how this changes with different down payments or interest rates? Jump to the calculator to run the numbers and fine-tune your plan.

How do I get pre-approved to buy 837 Copa D Oro?

Stand out in a competitive market by getting pre-approved today. Our quick and private pre-approval process helps you understand your true buying power—no credit pull required to explore all of your options.

Or, let us connect you with our preferred local lender in Monroe County. They will give you all of your available financing options, based on your specific situation and what is available to you.

Can I negotiate the asking price for 837 Copa D Oro?

In most cases, yes. Whether 837 Copa D Oro is priced competitively or not, your best offer depends on your personal situation, the seller's timeline, and recent activity in Marathon's market. Our preferred local partner will help you craft a strategy—factoring in comparable properties that have sold, timing, and deal structure—to make a smart, strong offer. Click here to ask about negotiation opportunities.

How do I make an offer on 837 Copa D Oro?

We can handle that for you. Our preferred local agent specializes in residentials in Marathon and can guide you through every step of the offer process.

You need an expert who is looking out for your best interests. From market valuation to contingencies and timing, they'll help you present a compelling offer that fits your goals. Click Ask a Question to get started today.

What is the price per square foot for this home?

This home is listed at $2,799,000 with 2,472 sqft of space—that comes out to approximately $1,132 per square foot.

How long has this property been on the market?

837 Copa D Oro was listed on June 08, 2026, which means it's been on the market for 157 days.

Want to keep tabs on it? Click the ♥ to favorite this home and get notified of price drops or changes.

When was this house built?

This home was built in 2023, making it approximately 3 years old.

What is the lot size of this property?

837 Copa D Oro sits on a 0.18-acre lot, which is 7,841 square feet.

What are the property taxes for 837 Copa D Oro?

The most recent public record shows annual property taxes for 837 Copa D Oro were approximately $12,003. This may change with reassessment or exemptions. Our local partner can verify current tax amounts and help you estimate future costs based on your situation.

Is there an HOA fee for this property, and what does it cover?

This home has an HOA fee of $50 paid annually.

Is 837 Copa D Oro still available for sale?

Yes, this home is still available! Click the ♥ to favorite it so you don't miss any changes—or ask our local expert to schedule a time to see it in person.

Source: ez Home Search, MLS Data

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IDX information is provided exclusively for consumers’ personal, non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, and that the data is deemed reliable but is not guaranteed accurate by the MLS. Copyright 2026 Florida Keys Board of REALTORS®, Inc.