





























Marathon, FL, 33050
Active$1,899,000
Marathon, FL, 33050
Active$1,899,000
4
Bedrooms
3
Bathrooms
1,618 sqft
Living Area
2022
Year Built
18,066
Lot Size (sqft)
49
Days on Market
Dock Score™
DockOnlyWhat shaped this score
DockOnly.com rating, not provided by the MLS or listing broker.
AI Aerial Imagery Detection
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.
Data sources: SFWMD AHED waterway polygons · FHWA National Bridge Inventory 2024 · Not provided by the MLS or listing broker.
Welcome to 101 Avenue D in Marathon, Florida -- a fully furnished, turnkey waterfront retreat built in 2022 and designed for modern Keys living. Set on a spacious 18,000 sq. ft. lot, this 4-bedroom, 3-bath home blends comfort, style, and island luxury with the flexibility to serve as a full-time residence, vacation getaway, or investment property. Inside, the home features an open-concept layout with high ceilings, abundant natural light, expansive windows, and a seamless flow between the living, dining, and kitchen areas. The kitchen is beautifully finished with stainless steel appliances, including a dishwasher, ice machine, microwave, oven, range, and refrigerator. Each bedroom offers a comfortable retreat, while the primary suite provides direct access to the impressive outdoor living area. The three full bathrooms are thoughtfully designed for comfort, privacy, and convenience for owners and guests alike. Step outside and enjoy the best of the Florida Keys lifestyle. The spacious waterfront deck overlooks the canal and leads to a resort-style outdoor setting complete with a heated and chilled in-ground pool and a brand-new outdoor kitchen featuring a Broilmaster marine-grade gas grill, Primo ceramic charcoal grill, and outdoor refrigerator. It is the perfect setup for relaxing, dining, and entertaining by the water. Boaters will appreciate the 35-foot dock, offering easy access for days on the water and quick trips to open ocean adventures. This property also has strong vacation-rental appeal, offering the kind of turnkey setup guests love -- comfortable furnishings, outdoor amenities, waterfront access, and a prime Marathon location. Walking distance to the beach, bike path, and golf-cart-friendly neighborhood, 101 Avenue D delivers the perfect blend of convenience, relaxation, and tropical lifestyle. Whether used as a personal retreat, investment property, or move-in-ready waterfront home, this property is ready for you to enjoy the Keys from d
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Marathon, FL, 33050
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™
DockOnlyWhat shaped this score
DockOnly.com rating, not provided by the MLS or listing broker.
Nearest Bridge Clearances
Florida Keys, critical for tall/large vessels
Estimate your monthly payment for this waterfront property
$379,800 down
Estimated payments only. Actual rates and terms may vary.