Welcome to Tranquility Bay Beach House Resort located in Marathon Florida, the heart of the Florida Keys.

Experience a Florida Keys resort vacation in one of our unique two or three bedroom beach houses.

All of the beach houses at our Marathon Florida resort have 2 or 3 bedrooms, 2 plus baths, gourmet kitchens, expansive porches overlooking the water, flat screen TVs, handmade furniture and countless resort amenities, ensuring an entirely fulfilling Florida Keys resort experience.

Each of our beach houses are part of a world class resort, combining the charm of "Conch" style architecture with extensive amenities and services. Tranquility Bay is nestled on 12 acres of land overlooking the sparkling waters of the Gulf of Mexico. Award winning dining, two beaches, lush tropical gardens, world class fishing, diving, snorkeling and water sports, two swimming pools, and our beachfront TJ's tiki bar make Tranquility Bay a Florida Keys paradise come true.

Located just 90 miles south of Miami and 45 miles north of historic Key West, Tranquility Bay Beach House Resort is easily reached by car or plane, with Marathon Airport less than a mile away. Boasting convenient shopping, great dining, Florida Keys' attractions, plus a nearby Championship 18-hole golf course, tennis courts, state parks with incredible beaches, protected waters for diving and some of the best sport fishing in the world, you will be at the perfect vacation destination with our Florida Keys rentals.