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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

171 Avenue D

Marathon, FL, 33050

Active

$2,495,000

171 Avenue D

Marathon, FL, 33050

Active

$2,495,000

4

Bedrooms

3

Bathrooms

2,088 sqft

Living Area

2023

Year Built

$2,495,000Tour 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.

5,184

Lot Size (sqft)

137

Days on Market

Dock Score™

DockOnly
68
Good

What shaped this score

✓Ocean Access
✓Bridge-free to bay & ocean
✓Fits boats up to ~100ft+ (est.)
✓Dock present

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

Dock & Water AccessMLS

Bay FrontCanal Front📝 deep water

AI Aerial Imagery Detection

Dock DetectedDeep Water Indicators~89-121 ft dock

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

Beautifully appointed 4-bedroom, 3-bath waterfront residence located in the highly desirable Coco Plum neighborhood of Marathon. This spacious two-story home showcases breathtaking open water views from nearly every room and is thoughtfully designed for both relaxed coastal living and effortless entertaining. The main living level features an open-concept floor plan filled with natural light, with a bright and airy living area perfectly positioned to capture the stunning water views. This level also includes two well-appointed guest bedrooms and a full bath, ideal for family and visitors. Upstairs, you'll find two expansive primary suites, each offering private en-suite baths and elevated panoramic water views, creating a true private retreat. Outdoor living is exceptional, featuring three covered terraces spanning both levels of the home, a large resort-style pool, and a convenient poolside prep station complete with sink and storage--perfect for entertaining or enjoying the Keys lifestyle. Boating enthusiasts will appreciate 50 feet of deep-water dockage with quick and easy ocean access. Additional features include covered parking, washer and dryer, dishwasher, bait freezer, fish cleaning station, and more. Ideally located near Coco Plum Beach, this property offers a rare combination of privacy, comfort, and the ultimate Florida Keys lifestyle. Currently operating as a successful short-term rental and being sold fully furnished, this home presents an exceptional turnkey investment opportunity with strong income-producing potential, as well as the perfect personal getaway.

Schedule a Showing

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

Select a date

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 Amerifirst Realty via Florida Keys MLS

Last updated: 4/1/2026

© 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
68
Good

What shaped this score

✓Ocean Access
✓Bridge-free to bay & ocean
✓Fits boats up to ~100ft+ (est.)
✓Dock present

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%

$499,000 down

%
Principal & Interest$12,946/mo
Property Tax (est. ~1.2%, varies by county)$2,495/mo
Home Insurance (est.)$250/mo
Total Monthly Payment$15,691
Loan Amount: $1,996,000Rate: 6.75%
Get Pre-Qualified

Estimated payments only. Actual rates and terms may vary.

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