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DIVE INTO OUR BEACHFRONT PARADISE
MAKE MEMORIES THIS THANKSGIVING...
CHRISTMAS IN THE KEYS
WEBCAM: GET A TASTE OF TRANQUILITY
EARLY BIRDS SAVE MORE
WELCOME TO OUR OASIS - WHAT TO EXPECT

Unrivaled peace and seclusion await...

Welcome to Tranquility Bay Beach House Resort, FL

Sink into serenity at Tranquility Bay, one of Marathon's best-rated resorts. Spend your days relaxing on the powder-soft sands of our private beach, or poolside at one of our three sparkling swimming pools. Satisfy your sense of adventure with world-class diving, snorkeling, and water sports. Then retreat to your own beach house or Tropical Garden Guestroom

Just 90 miles south of Miami and 45 miles north of Key West, paradise is closer than you think. Are you ready to embark on a journey of relaxation in the Florida Keys?

What to Expect     A Welcome from Bob

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Choose Your Travel Month

November 2018
From $111 night

Celebrate Thanksgiving with us.

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December 2018
From $125 night

Experience Christmas, Florida Keys style.

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January 2019
From $224 night

Start the new year on the beachfront.

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February 2019
From $539 night

Rekindle romance with a long winter weekend.

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March 2019
From $539 night

Discover paradise on Easter or spring break.

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April 2019
From $359 night

Spring into Florida family fun this spring break.

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May 2019
From $224 night

Pamper mom this Mother's Day.

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June 2019
From $359 night

Celebrate Father's Day and the start of summer.

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July 2019
From $449 night

Find Florida family fu​n during the 4th of July.

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August 2019
From TBC night

Enjoy a last-minute summer escape.

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September 2019
From TBC night

Celebrate Labor Day and save more off-peak.

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October 2019
From TBC night

Fall in love with tranquility this fall.

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Explore Our Atmosphere

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Luxury Beach Houses and

Accommodations

Superior Double Queen

A place to unwind. Relax in the most spacious of our Tropical Garden Guestrooms, which house two queen beds and en-suite bathrooms, plus a private patio or porch.

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Tropical Garden Double Queen

Just steps from the pool and our white sand beach, our luxury single-level guestrooms are perfect for couples in search of a quiet retreat. Relax in two cozy queen beds.

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Tropical Garden King

Maximum comfort, supreme serenity. Rest in a king-sized bed, with easy access to our award-winning onsite dining, our private beach, and all the resort's best amenities.

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Beachfront 3-Bedroom Beach House

Make the beach your front yard. The 3-bed beach house sits on our private white sands, taking you from bed to beach in seconds. Three beds, two and a half baths.

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Waterfront 3-Bedroom Beach House

Overlooking our turquoise waters, relax in our secluded beach houses adjacent to the Dolphin Lagoon. Perfectly spacious for families, with three beds and two and a half baths.

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Waterview 3-Bedroom Beach House

Enjoy sea glimpses from the comfort of the master bedroom or porch. Great for families, there are two additional bedrooms - one queen and one twin - plus two and a half baths.

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Beachfront 2-Bedroom Beach House

Enjoy spectacular beachfront views of the Gulf of Mexico. With a king-size master bedroom and a second twin room, it's perfect for beach-loving small families in search of paradise.

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Waterview 2-Bedroom Beach House

See beyond the palm trees in your front yard and bask in the sea views from your private balcony or porch. This two-bed beach house is great for small families.

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Accessible Accommodations

We offer four spacious beach houses with accessible amenities, in addition to an accessible Tropical Garden King Guestroom. 

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Our Location

Place Name Address Phone Distance Show on map
Florida Keys Wildlife and Environmental Area 174-198 Mango Ln, Marathon, FL 33050, USA 3.55
Sombrero Beach 2301 Sombrero Beach Rd, Marathon, FL 33050, USA +1 305-743-0033 3.6
Bahia Honda State Park 36850 Overseas Hwy, Big Pine Key, FL 33043, United States +1 305-872-2353 11.39
Coco Plum Beach 109 Coco Plum Dr, Marathon, FL 33050 6.58
Place Name Address Phone Distance Show on map
The Turtle Hospital 2396 Overseas Hwy, Marathon, FL 33050 1 305-743-2552 0.2
Florida Keys Aquarium Encounters 11710 Overseas Hwy, Marathon, FL 33050, United States +1 305-407-3262 4.56
Dolphin Research Center 58901 Overseas Hwy, Marathon, FL 33050, USA +1 305-289-1121 10.55
Crane Point Museums & Nature Center 5550 Overseas Hwy, Marathon, FL 33050, United States +1 305-743-3900 1.7
Pigeon Key 1 Knights Key Blvd, Marathon, FL 33050, USA 305-743-5999 1.5
Seven Mile Bridge Seven Mile Bridge, Florida, USA 3.55
Place Name Address Phone Distance Show on map
The Stuffed Pig 3520 Overseas Hwy, Marathon, FL 33050, United States +1 305-743-4059 0.46
Porky's Bayside 1410 Overseas Hwy, Marathon, FL 33050, USA +1 305-289-2065 2.21
Castaway Waterfront Restaurant & Sushi Bar 1406 Oceanview Ave, Marathon, FL 33050, USA +1 305-743-6247 0.9
Sunset Grille & Raw Bar 7 Knights Key Blvd, Marathon, FL 33050, United States +1 305-396-7235 3.06
Place Name Address Phone Distance Show on map
Walgreens 5271 Overseas Hwy, Marathon, FL 33050, United States +1 305-359-3634 1.48
Publix Super Market at Marathon 5407 Overseas Hwy, Marathon, FL 33050, USA +1 305-289-2920 1.62
Place Name Address Phone Distance Show on map
Florida Keys Wildlife and Environmental Area 174-198 Mango Ln, Marathon, FL 33050, USA 3.55
Sombrero Beach 2301 Sombrero Beach Rd, Marathon, FL 33050, USA +1 305-743-0033 3.6
Bahia Honda State Park 36850 Overseas Hwy, Big Pine Key, FL 33043, United States +1 305-872-2353 11.39
Coco Plum Beach 109 Coco Plum Dr, Marathon, FL 33050 6.58
The Turtle Hospital 2396 Overseas Hwy, Marathon, FL 33050 1 305-743-2552 0.2
Florida Keys Aquarium Encounters 11710 Overseas Hwy, Marathon, FL 33050, United States +1 305-407-3262 4.56
Dolphin Research Center 58901 Overseas Hwy, Marathon, FL 33050, USA +1 305-289-1121 10.55
Crane Point Museums & Nature Center 5550 Overseas Hwy, Marathon, FL 33050, United States +1 305-743-3900 1.7
Pigeon Key 1 Knights Key Blvd, Marathon, FL 33050, USA 305-743-5999 1.5
Seven Mile Bridge Seven Mile Bridge, Florida, USA 3.55
The Stuffed Pig 3520 Overseas Hwy, Marathon, FL 33050, United States +1 305-743-4059 0.46
Porky's Bayside 1410 Overseas Hwy, Marathon, FL 33050, USA +1 305-289-2065 2.21
Castaway Waterfront Restaurant & Sushi Bar 1406 Oceanview Ave, Marathon, FL 33050, USA +1 305-743-6247 0.9
Sunset Grille & Raw Bar 7 Knights Key Blvd, Marathon, FL 33050, United States +1 305-396-7235 3.06
Walgreens 5271 Overseas Hwy, Marathon, FL 33050, United States +1 305-359-3634 1.48
Publix Super Market at Marathon 5407 Overseas Hwy, Marathon, FL 33050, USA +1 305-289-2920 1.62
Tranquility Bay
2600 Overseas Highway, FL, 33050, USA
Phone: 305.289.0888