11250 5Th Avenue Gulf Avenue, Marathon, FL 33050

New Listing

$1,525,000

Property Type: Residential Bedrooms: 5 Baths: 3 Square Footage: 1,904 Lot Size (sq. ft.): 369,606,600 Status: Active

Current Price: $1,525,000 List Date: 7/23/2026 Last Modified: 7/25/2026

Overview

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 limited waterfront inventory in the Florida Keys, this property presents a rare chan ... (Read more)

Listing Details MLS# 616064

Location, Tax & Legal

Street #: 11250
Street Name: 5Th Avenue Gulf
Street Suffix: Avenue
Key/Island: Marathon
State/Province: FL
Zip Code: 33050
County: Monroe
Subdivision: Key Colony Sub (53.0)
Area: 15 - Sombrero Bch Rd to Vaca Cut Gulfside
City: MARATHON
Mile Marker: 53
Marathon Neighborhood: Marathon East - Gulf (Airport to Vaca)
Side: Bay/Gulf
Flood Zone: AE
Alternate Key #: 1413585
Parcel #: 00335930-000000
Zoning: RL - Residential Low
Deed Restrictions: No
Legal: BK 11 LT 5 KEY COLONY SUBD #4 PB4-23 KEY VACA OR285-366 OR838-258 OR864-578 OR864-579 OR1041-2127 OR1106-1159 OR1142-134
Taxes: 9903
Tax Year: 2024
Pub Sewer HkUp: Yes

Contract Information

Listing Board: Florida Keys

General Property Description

Realtor.COM Type: Residential - Single Family
Style: Single Family
Waterfront: Yes
Control Depth: 4
Pool: No
Year Built: 1959
Lot SqFt: 369606600
Acres: 8485
Living Apx SqFt: 1904
SqFt Source: Seller
Total Bedrooms: 5
Full Baths: 3
Total Baths: 3
Rentals Allowed: Yes
Total Units: 0

Association Info

Mandatory Home Owners Asc: No
1st Right of Refusal: No
Association Fee $: 0

Building Style

Above Flood: No
Ground Level: Yes

More Information

Remarks & Misc

Remarks – Consumer: 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 limited waterfront inventory in the Florida Keys, this property presents a rare 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.
Directions: Head south on US-1 S/Ocean Hwy and turn left onto 112th Street to reach 11250 5th Ave.

Fee Includes

None: Yes

Dockage

None: Yes

Tax Exemptions

None: Yes

Appliances

Dishwasher: Yes
Dryer: Yes
Oven: Yes
Range: Yes
Refrigerator: Yes
Washer: Yes

Pets

Pets Allowed: Yes

Cooling

Central Air: Yes
Wall/Window Unit(s): Yes

Heating

Electric: Yes

Waterfront

Canal Front: Yes

Waterview

Bay/Gulf View: Yes

Construction

Combo Construction: Yes
Concrete: Yes

Land Size

Less Than 1/4 Acre: Yes

Terms

Cash: Yes
Seller Finance Psble: Yes

Utilities

Cable Available: Yes

Property Features

Fee Includes: None Tax Exemptions: None Waterfront: Canal Front Waterview: Bay/Gulf View Dockage: None Building Style: Ground Level Cooling: Central Air; Wall/Window Unit(s) Heating: Electric Utilities: Cable Available Appliances: Dishwasher; Dryer; Oven; Range; Refrigerator; Washer Construction: Combo Construction; Concrete Pets: Pets Allowed Land Size: Less Than 1/4 Acre Terms: Cash; Seller Finance Psble

Room Information

Room Name	Length	Level	Width
Bedroom 1	16.00	Main	13.00

Listing Office: Beycome of Florida, LLC

Last Updated: July - 25 - 2026

The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.

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