Back to Search
101 Avenue D photo 1
101 Avenue D photo 2
101 Avenue D photo 3
101 Avenue D photo 4
101 Avenue D photo 5
101 Avenue D photo 6
101 Avenue D photo 7
101 Avenue D photo 8
101 Avenue D photo 9
101 Avenue D photo 10
101 Avenue D photo 11
101 Avenue D photo 12
101 Avenue D photo 13
101 Avenue D photo 14
101 Avenue D photo 15
101 Avenue D photo 16
101 Avenue D photo 17
101 Avenue D photo 18
101 Avenue D photo 19
101 Avenue D photo 20
101 Avenue D photo 21
101 Avenue D photo 22
101 Avenue D photo 23
101 Avenue D photo 24
101 Avenue D photo 25
1 / 25

101 Avenue D

Marathon, FL, 33050

Active

$1,789,000

4

Bedrooms

3

Bathrooms

1,618 sqft

Living Area

2022

Year Built

18,066

Lot Size (sqft)

85

Days on Market

Dock Score™

DockOnly
65
Good

What shaped this score

Canal
Dock present
Premium waterfront location
Fits boats up to 30ft

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

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

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 Coldwell Banker Schmitt Real Estate Co. via Florida Keys MLS

Last checked: 7 hours ago

Listing updated: August 25, 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.

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 →
Loading nearby marinas…
Loading nearby sandbars…

Mortgage Calculator

Estimate your monthly payment for this waterfront property

20%

$357,800 down

%
Principal & Interest$9,283/mo
Property Tax (est. ~1.2%, varies by county)$1,789/mo
Home Insurance (est.)$250/mo
Total Monthly Payment$11,322
Loan Amount: $1,431,200Rate: 6.75%
Get Pre-Qualified

Estimated payments only. Actual rates and terms may vary.

$1,789,000Tour 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.