Very Good 3569 Reviews
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  •  Bar
  •  Free WiFi
  •  Gym
  •  Parking On Site
  •  Pool
  •  Restaurant
  •  Spa
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With a stay at Tranquility Bay Beachfront Hotel and Resort in Marathon, you’ll be on the waterfront and minutes from The Turtle Hospital and close to Sombrero Beach. This 4-star resort is within close proximity of Florida Keys Country Club and Pigeon Key Foundation.


Make yourself at home in one of the 103 air-conditioned rooms featuring flat-screen televisions. Complimentary wireless Internet access keeps you connected, and cable programming is available for your entertainment. Bathrooms feature showers, complimentary toiletries, and hair dryers. Conveniences include irons/ironing boards and in-room massages, and housekeeping is provided daily.

Spa, Wellness & Premium Amenities

Treat yourself with body treatments and facials. After dipping into one of the 3 outdoor swimming pools, you can spend some time at the private beach.

Food & Drink

Enjoy a satisfying meal at a restaurant serving guests of Tranquility Bay Beachfront Hotel and Resort. Relax with your favorite drink at a bar/lounge or a beach bar.

Business & Travel Amenities

The front desk is staffed during limited hours. Free self parking is available onsite.

How to Get There

Tranquility Bay Beachfront Hotel and Resort
2600 Overseas Hwy
Marathon, FL 33050 United States


Celebrating my mother's birthday weekend at Tranquillity Bay

Everything was perfect here. Property is gorgeous and very relaxing. My husband and I will definitely be back again. We had the best sleep ever and the view is breathtaking! It's the perfect beachfront house. You won't regret coming here.


Our trip was a short one nighter but this place we would have been so happy to stay for a few more nights or seriously considering returning to the Keys just for this place. We loved the character, the big pool and not forgetting the awesome sunset you get to see just from their beach!

40th birthday bash

This is by far our favorite resort to stay in the keys!! The staff is awesome, the food is great and the resort is top notch!! Big shout out to Bob the GM, not your typical hide in an office manager. Bob is out around the resort making friends but more importantly making sure everyone feels right at home! We have stayed here for years and will continue to stay for years to come!!