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Get In Touch with Tranquility Bay Beach House Resort

Our team is happy to provide you with more information about our Florida resort. Please fill the form below, select the submit button, and we will be in touch with you shortly. Alternatively, please dial the phone number that appears in the upper right hand corner of this page.

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General Reservations

Please dial the reservation phone number in the upper right hand corner of this page

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Tranquility Bay Beach House Resort 

2600 Overseas Highway
Marathon, FL 33050

Hotel Front Desk

Fax:  305-289-0667
Online Reservations
Area Map of the Florida Keys Driving Directions


Online Reservations: 
Plan your stay at our luxury resort in Marathon Florida through our easy-to-use and secure online reservations system.

Butterfly Cafe: 

Phone: 305-289-7177
Hours of Operation: 6:00 - 9:00 PM Nightly