Back to Search
11250 5Th Avenue Gulf Avenue photo 1
11250 5Th Avenue Gulf Avenue photo 2
11250 5Th Avenue Gulf Avenue photo 3
11250 5Th Avenue Gulf Avenue photo 4
11250 5Th Avenue Gulf Avenue photo 5
11250 5Th Avenue Gulf Avenue photo 6
11250 5Th Avenue Gulf Avenue photo 7
1 / 7

11250 5Th Avenue Gulf Avenue

Marathon, FL, 33050

Active

$1,370,000

5

Bedrooms

3

Bathrooms

1,904 sqft

Living Area

1959

Year Built

369,606,600

Lot Size (sqft)

391

Days on Market

Dock Score™

DockOnly
62
Good

What shaped this score

Gulf Access
Dock present
Bridge-free to bay
Fits boats up to ~30ft (est.)

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

FLORIDA KEYS WATERFRONT VALUE 5 BEDROOMS • DIRECT GULF ACCESS • TWO-STORY LAYOUT Located in Marathon, this spacious two-story waterfront property has direct Gulf access, flexible living space, and future rooftop deck potential with possible bay views from upper-level enhancements. The home is functional and move-in ready, with prior updates already completed and major systems operational. Natural light, multiple living areas, and the flexible layout provide opportunities for full-time living, seasonal use, guest space, boating lifestyle, or future personalization over time. Expansive outdoor deck space and waterfront positioning create room to enjoy boating, fishing, water activities, and relaxed Florida Keys living. The property layout also allows flexibility for future outdoor enhancements, tropical landscaping, shaded entertaining areas, or additional outdoor living concepts. With l waterfront inventory in the Florida Keys, this property presents a chance to secure a larger waterfront home in Marathon with long-term flexibility and future potential. Property is being sold as it is, allowing the next owner flexibility to personalize and update over time.

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 Beycome of Florida, LLC via Florida Keys MLS

Last checked: 4 hours ago

Listing updated: September 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.

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%

$274,000 down

%
Principal & Interest$7,109/mo
Property Tax (est. ~1.2%, varies by county)$1,370/mo
Home Insurance (est.)$250/mo
Total Monthly Payment$8,729
Loan Amount: $1,096,000Rate: 6.75%
Get Pre-Qualified

Estimated payments only. Actual rates and terms may vary.

$1,370,000Tour 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.