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$1,400,000 Just Listed
Property Description
Beautifully renovated and fully turnkey duplex located on a deep-water canal in the heart of Marathon. This rare income-producing property features two spacious 2BD/2BA units, each offering approximately 927 sq. ft. of updated coastal living with impact windows and doors, granite countertops, stainless steel appliances, tile flooring throughout, and covered parking. Renovated in 2018, the property blends modern finishes with the relaxed Florida Keys boating lifestyle. A true boater's dream, each side offers its own 30' concrete dock and seawall (60' total) complete with 30-amp shore power. Enjoy quick ocean access and easy Gulf access via Vaca Cut, making this an exceptional setup for anglers and boating enthusiasts alike. The waterside outdoor spaces are designed for entertaining and enjoying the Keys lifestyle, featuring string lighting, solar-lit dock pilings, under-dock fish lights that attract snapper and tarpon, and frequent manatee visits along the canal. Located directly adjacent to Oceanfront Park & Dog Park, owners and guests enjoy immediate access to one of Marathon's premier waterfront parks offering a dog park, kayak launch, open green space, waterfront walking areas, playgrounds, and frequent community events. Conveniently located near Sombrero Beach, shopping, dining, and Florida Keys Marathon International Airport. Currently tenant occupied with both units rented month-to-month. This property also has strong vacation rental potential. Ideal opportunity to live in one side while renting the other, or maximize income potential with a fully turnkey investment property in one of the Florida Keys' most desirable boating communities. Current Insurances are very reasonable: $3,841 Flood (Covers both sides) 576 - $4,303 Wind 574 - $4,129 Wind 576 - $860 HO/Liability 574 - $721 HO/Liabilty (Pictures are of 576 99th, 574 is the same layout/finishes. Access can be arranged)
Full Property Details
Full Property Details for 574 & 576 99th Street Ocean
General
- Price: $1,400,000
- Taxes: $6,476 (2025)
- Status: Active
- Type: Duplex
- Source: 927
- MLS ID: 619866
- Updated: 5/13/2026
- Added to Site: 2 day(s) ago
Interior
- Interior Features: Granite Counter Top
- Appliances: Stainless Steel Appliance(s), Dishwasher, Disposal, Microwave, Range, Refrigerator, Washer
- Flooring: Tile
Rooms
Bathrooms
- Total Bathrooms: 4
- Full Bathrooms: 4
Bedrooms
- Total Bedrooms: 4
Additional Information
- Shared Amenities: Bike Paths, Airport/Runway
Exterior
- Deck/Patio: Patio
- Porch/Patio/Deck: Patio
Parking
- Parking Features: Off Street, Covered, Carport
Location
- Area: 16 - Sombrero Bch Rd to Vaca Cut - Oceanside
- County: Monroe
- Subdivision: Coral Colony (52.0)
- Driving Directions: US-1 to 99th Street, property is on the left about half way down
Community
- Assoc. Fees Include: None
- Pets Allowed: Yes
Heating & Cooling
- Central air: Yes
- Air Conditioning: Yes
- Cooling Type: Central Air
- Heating Type: Central
Structural Information
- Architectural Style: Above Flood, Conch
- Construction Status: Updated/Remodeled
- Construction: CBS
- Roof: Other
- Windows/Doors: Impact Rstnce Doors, Impact Rstnce Window
- Square Feet: 1,854
- Sq. Ft. Source: Property Data Card
- Year Built: 1959
- Property Condition: Updated/Remodeled
Lot Features
- Property View: Canal
- Lot Size (Acres): 0.12
- Lot Size (Sq. Ft.): 5,220
- Lot Size Source: Property Data Card
- Zoning: RH - Residential High
Water Features
- Water Front: Yes
- Water View: Yes
- Water Front Desc.: Canal Front
Financial Considerations
- Tax Amount: $6,476.6
- Tax Year: 2025
Disclosures and Reports
- Flood Zone: AE 7
- APN: 00351980-000100
Listed by Seafarer Realty LLC, Alexia Mann (404) 988-2259
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Schools
Schools serving 574 & 576 99th Street Ocean
School District:Monroe County School District, Middle Torch Key, FL
| Name | Grades | Distance |
|---|---|---|
Stanley Switlik Elementary School 3400 Overseas Highway, Marathon, FL 33050 | PK-5 | 3.3 mi |
Marathon School 350 Sombrero Beach Road, Marathon, FL 33050 | 6-12 | 2.6 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 574 & 576 99th Street Ocean
Date
Details
Price
Change
Source
5/11/2026
Listed
$1,400,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 574 & 576 99th Street Ocean
574 & 576 99th Street Ocean, Marathon, FL 33050 (MLS# 619866) is a Duplex property with 4 bedrooms and 4 full bathrooms. 574 & 576 99th Street Ocean is currently listed for $1,400,000 and was received on May 11, 2026. Want to learn more about 574 & 576 99th Street Ocean? Do you have questions about finding other Duplex real estate for sale in Marathon? You can browse all Marathon real estate or contact a Coldwell Banker agent to request more information.
