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813 39Th St Gulf Street

Marathon, FL, 33050

Active

$3,795,000

5

Bedrooms

4

Bathrooms

2,628 sqft

Living Area

2025

Year Built

5,332

Lot Size (sqft)

$390

HOA / mo

33

Days on Market

Dock Score™

DockOnly
43
Fair

What shaped this score

✓Dock with boat lift
✓Bridge-free to bay
✓Fits boats up to 45ft
·Waterfront

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

Dock & Water AccessMLS

Gulf Front📝 deep water

AI Aerial Imagery Detection

Dock DetectedBoat Lift DetectedSeawall DetectedDeep Water Indicators~68-92 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

NEW CONSTRUCTION | FULLY FURNISHED | 45' BOAT SLIP | OPEN GULF VIEWS Experience elevated Florida Keys living in this newly constructed, fully furnished 5-bedroom, 4-bath waterfront residence in the exclusive gated community of Emerald Flats. Perfectly positioned with unobstructed open Gulf views and no rear neighbors, this exceptional home combines privacy, luxury, and outstanding boating access. Designed to maximize its spectacular waterfront setting, the home features two primary suites, each opening to a full-length deck with breathtaking sunrise and open-water views. Enjoy seamless indoor-outdoor living with a private pool, sandy beach area, and deeded 45' boat slip offering protected deep-water dockage just steps from your door. Home is prepped with an elevator shaft which currenly offers locking owners/ additional storage. Beautifully appointed and offered completely turnkey, the residence is currently operating as a successful vacation rental with an established rental history, providing the opportunity for immediate income while still serving as an exceptional personal retreat. Ideally located in the heart of Marathon, just minutes from world-class fishing, seconds from 7 mile bridge, boating, waterfront dining, beaches, and everything the Florida Keys lifestyle has to offer. A rare opportunity to own a new-construction, turnkey Gulf-front home with spectacular open-water views, dual primary suites, exceptional boating access, and income potential.

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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 Re/Max Alliance Group via Florida Keys MLS

Last checked: 21 hours ago

Listing updated: September 14, 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: 9ft

Special Flood Hazard Area

View FEMA Flood Map →
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Mortgage Calculator

Estimate your monthly payment for this waterfront property

20%

$759,000 down

%
Principal & Interest$19,691/mo
Property Tax (est. ~1.2%, varies by county)$3,795/mo
Home Insurance (est.)$250/mo
HOA Fees$390/mo
Total Monthly Payment$24,126
Loan Amount: $3,036,000Rate: 6.75%
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Estimated payments only. Actual rates and terms may vary.

$3,795,000Tour 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.