427 89th Street OceanMarathon, FL 33050Price: $688,000

  • Price: $688,000
  • Est. Mortgage of $/month
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Federal 30-year interest rate: 6.37% last updated on May 7, 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.
  • $688,000List Price
  • 2Bedrooms
  • 2Full Bath
  • 945Square Feet
  • 3,220Lot Size Square Feet

Open Houses

May 23rd
Starts: 12:00pm
Ends: 2:00pm
Step out to your private 35-ft dock on a clean, deep canal with quick ocean access from this solid CBS half-duplex. The open interior features tile flooring throughout and a granite kitchen designed for easy living. A 2018 metal roof adds durability, while the low-maintenance backyard offers a perfect space to relax or entertain. Enjoy minimal stairs and ample parking out front for added convenience. Ideally located in Marathon, the heart of the Florida Keys, this property is well suited as a full-time residence or a second home with excellent boating access.

Property Details of 427 89th Street Ocean

Property Details

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Mortgage Calculator


$
$
%
Est. Mortgage:
$/month over payments
Federal 30-year interest rate: 6.37% last updated on May 7, 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 David Grego of Island Breeze Realty,LLC

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 May 14, 2026

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