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Experience exceptional waterfront living in this impressive Spanish-inspired concrete residence, built in 2019 and offering approximately 8,107 square feet of construction and 16,500 square feet lot size. Thoughtfully elevated and designed with an emphasis on space, quality, and comfort, this remarkable home showcases a highly customized interior with refined finishes throughout. Solid wood interior doors, generous room proportions, and carefully designed living spaces reflect the attention to detail found throughout the residence. Expansive recreational and entertainment areas on both the first and second floors provide exceptional flexibility for hosting, relaxing, and enjoying everyday family living. The home’s substantial concrete construction and elevated design complement its commanding presence, while the spacious interior offers an ideal combination of elegance and functionality. Positioned along an exceptionally Deepwater, wide-canal home with direct ocean access, the property provides an impressive waterfront setting and a sense of privacy and tranquility. A distinctive luxury residence offering exceptional scale, generous entertainment spaces, and outstanding waterfront appeal. Ideally located near the airport and surrounded by a variety of restaurants, dining options, and everyday conveniences, the home offers an excellent balance of privacy, accessibility, and lifestyle.

Highlights

  • Residential
  • Single Family Residence
  • Built in 2019
  • Waterfront
  • 4 Car Garage
  • 61 days on Market

  • Bedrooms
    6
  • Bathrooms
    5 full · 1 half
  • Year Built
    2019
  • Construction Materials
    Block
  • Garage Spaces
    4.0
  • Parking Features
    Driveway, Attached, Garage, Covered, Circular Driveway
  • Living Area
    4010.0
  • Interior Features
    Master Downstairs
  • Appliances
    Dryer, Dishwasher, Electric Water Heater, Microwave, Refrigerator, Washer, Other
  • Flooring
    Ceramic Tile
  • Exterior Features
    Balcony, Barbecue
  • Patio And Porch
    Porch
  • Pool Features
    Private
  • Security Features
    Smoke Detector(s)
  • Cooling
    Central Air, Electric
  • Heating
    Electric, Central

  • Lot Features
    Waterfront
  • Water Front Features
    Canal Access, Canal Front
  • Water Front
    Yes
  • View
    Canal
  • Water
    Public

  • Area
    98 Florida Keys
  • County
    Monroe
  • City
    Marathon
  • Neighborhood
    COCO PLUM BEACH
  • Zip Code
    33050

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Frequently Asked Questions

How do I schedule a tour of 108 Avenue D?

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 108 Avenue D.

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 108 Avenue D?

Click Ask a Question to talk with our team. You already know it is a 6 bed, 5 bath, listed for $5,499,000. 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 108 Avenue D?

Yes! A virtual tour is available for 108 Avenue D. 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 108 Avenue D?

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 108 Avenue D at around $32,949. 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 108 Avenue D?

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 108 Avenue D?

In most cases, yes. Whether 108 Avenue D 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 108 Avenue D?

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 $5,499,000 with 4,010 sqft of space—that comes out to approximately $1,371 per square foot.

How long has this property been on the market?

108 Avenue D was listed on September 13, 2026, which means it's been on the market for 61 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 2019, making it approximately 7 years old.

What are the property taxes for 108 Avenue D?

The most recent public record shows annual property taxes for 108 Avenue D were approximately $19,873. 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 108 Avenue D 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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Listing information 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. Information deemed reliable but not guaranteed by the MLS. Copyright 2026, MIAMI REALTORS MLS. All rights reserved.

Last Updated: November 13, 2026 at 10:13PM | Source: MIAMI REALTORS MLS | MLS#: A12088770