139 Marina Ave, Key Largo, FL 33037
- Beds
- 4
- Baths
- 6
- Sqft
- 2,485
- Pool
- Yes
Sign in to view any offers or make an offer. View property features, location on map, relevant school information and overview from seller's agent.
- 0
- 0
Overview
Resort-style living just got better! Turnkey waterfront living in prestigious Port Largo. This rare turnkey property offers a legally permitted duplex with ocean views, exceptional flexibility, and strong income potential in one of Key Largo's most desirable waterfront communities.
The residence features two side-by-side townhomes, each with 2 bedrooms and 2.5 bathrooms, for a total of 4 bedrooms, 4 full baths, and 2 half baths. Every bedroom includes a private en-suite bath, providing comfort and privacy for owners and guests.
Situated on 75 feet of waterfront, the property boasts a brand-new heated saltwater pool, concrete dock, and 20,000-pound Neptune boat lift. The wide, 80-foot deep-water canal offers quick ocean access, placing you on the first channel to the Atlantic with ocean views and easy access to world-class fishing, diving, and boating.
Built entirely of concrete and fully renovated, this home combines durability with modern coastal style. Tastefully updated kitchen, flooring, baths, and more, this home was thoughtfully designed. Located on sought-after Marina Avenue, just steps from the private Port Largo homeowners' park, you'll enjoy beautiful sunrise views from the balconies and the privacy of a nature preserve directly across the street.
The ground level includes a spacious storage room, covered parking, and a spacious tiki hut perfect for outdoor living and entertaining. Additional features include all impact windows and doors, an electric gated entrance on both sides, separate electric and water meters for each unit, and furnishings and décor included.
Ideal as an investment property, family compound, or waterfront retreat, this unique Port Largo opportunity delivers the best of the Florida Keys lifestyle. Call today. Owner/Agent.
Location
Full feature list
Basic info
- Property type
- Multi-family
- Number of bedrooms
- 4
- Number of bathrooms
- 6
- Square feet
- 2,485
- Lot size (acres)
- 0.21
- Year built
- 1980
Exterior features
- Pool
- Yes
- Water view
- Yes
- Waterfront
- Canal Front
- Dock
- Yes
Utilities
- Heating
- Central
- Cooling
- Central Air
Estimated monthly costs
- HOA Fees
- $25
Taxes
- Tax Annual Amount (2025)
- $14,393.71
Public schools
Disclaimer: Certain information displayed on this listing has been derived from parties other than Final Offer, LLC. Information provided and their sources have been deemed reliable, but accuracy of information is not guaranteed and therefore should be independently verified.
Sourced from: Florida Keys Board of Realtors MLS MLS®#: 620392 Last checked: …

IDX information is provided exclusively for consumers’ personal, non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, and that the data is deemed reliable but is not guaranteed accurate by the MLS. Copyright 2026 Florida Keys Board of REALTORS®, Inc.