139 Marina AvenueKey Largo, FL 33037Sale Price: $1,810,000

  • Sale Price: $1,810,000
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Federal 30-year interest rate: 6.52% last updated on Jun 11, 2026
* All Figures are estimates. Check with your bank or proposed mortgage company for actual interest rates.
This product uses the FRED® API but is not endorsed or certified by the Federal Reserve Bank of St. Louis.
  • $1,810,000Sale Price
  • 4Bedrooms
  • 2Full Bath
  • 2Half Baths
  • 2,450Square Feet
  • 9,375Lot Size Square Feet

Listing Tools

All concrete legal duplex in Port Largo! Enjoy sparkling ocean views & breezes from this solidly built duplex. Each side has 2 bedrooms, 2.5 baths. Non- conforming downstairs 2/2, laundry & storage. Fenced & gated w/ twin gates, tiki, pergola & room for a pool. 75' of deep water concrete dockage with direct ocean access gets you to open water in just minutes. Full service marina in the neighborhood. Private oceanfront homeowner's park at the end of the street w/ ramp, picnic area & swim lagoon - membership optional at just $250 per year. Desirable Port Largo location is close to KL Community Park, Jacobs Aquatic Center, Key Largo Fisheries, shopping, dining & more. Enjoy the beauty of Key Largo living with extended family, or rent one side & use the other. So many possibilities!

Property Details of 139 Marina Avenue

Property Details

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Mortgage Calculator


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Est. Mortgage:
$/month over payments
Federal 30-year interest rate: 6.52% last updated on Jun 11, 2026. * The above figures are estimates provided by Union Street Media using the FRED® API, and are not endorsed or certified by the Federal Reserve Bank of St. Louis. Check with your lender for actual interest rates.
Listed by Lorie Leal of American Caribbean Real Estate

Listing Sold by American Caribbean Real Estate

The multiple listing information is provided by Miami Association of REALTORS® from a copyrighted compilation of listings. The compilation of listings and each individual listing are © 2026 Miami Association of REALTORS®. All Rights Reserved. The information provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Data last updated on June 16, 2026

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