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  • Aerial view of Tranquility Bay Beachfront Resort's pool

    experience Tranquility Bay

Experience the Florida Keys

White-sand beaches, pristine waters, and glorious year-round sunshine make Marathon a world-class destination for romantic getaways, family vacations, and fun-filled adventure. And with so many incredible experiences to discover, from watersports to in-suite spa treatments, you can do as much or as little as you like.

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Private, 2.5-acre white-sand beach
Three pools, including a lagoon-style pool & an adults-only pool
Fully equipped fitness center
Complimentary wifi
Two on-site restaurants
Beachfront bar
Kayaks & motorized watercraft
Volleyball courts
Nicklaus Design putting green
Air conditioning for ultimate comfort
In-suite spa services
Lobby Marketplace
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Upcoming Events

There’s so much going on at Tranquility Bay, from seasonal celebrations and live performances to interactive experiences and family-friendly fun. So you can do it all — or nothing at all.

  • Sunset Cruise


    Join us to witness the stunning sunsets famous in the Florida Keys. Daily sunset cruises depart one hour prior to sundown. Trips include beverages.

  • Live Music at TJ's


    Take a seat beachside at TJ’s Tiki Bar and enjoy a freshly prepared meal while listening to live music.

  • Dinner at The Butterfly Cafe


    Join us for dinner and savor some of the Florida Keys’ finest dishes at award-winning Butterfly Cafe

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Map of Marathon, FL Map of Marathon, FL

Easy to Get to But Hard to Leave

Nestled in the heart of the Florida Keys, Tranquility Bay is an inviting tropical escape where you can do it all — or nothing at all. Here, we always make time for downtime, whether that’s a kayaking adventure in the Gulf of Mexico or an afternoon lounging by the pool. Paradise is calling…