The Beach is on Sale!
Beach

Save up to 15% on beachfront beach houses. Learn More

Up to $250 for Dining
SALE: Up to $250 for Dining

Enjoy a $50/nt dining credit, select dates. Starting at $199/Nt. Learn More

Stay 4 Nights for the Price of 3!
Stay 4 Nights for the Price of 3!

Valid on select dates, now through December. Call 877-741-7839. Learn More

Early Bird Savings
Early Bird Savings

Book in advance and save more! Call 877-741-7839 Learn More

View Our Online Planning Guide
August

See which month is best for your visit! Call 855-417-5782 Browse Now

Stay 5 Nights and Save More
Stay 5 Nights and Save More!

Stay longer and save at Tranquility Bay! Call 877-741-7839. Book Now

Stay in the Most Luxurious Florida Keys Accommodations

Tranquility Bay Beach House Resort, ideally located in the heart of the Florida Keys, offers Marathon, Florida accommodations in 87 thoughtfully and elegantly designed two-bedroom and three-bedroom waterfront Florida Keys vacation rentals overlooking the Gulf of Mexico. Guests can also sink into serenity with our new single level guestrooms for more intimate lodging in the Florida Keys with affordable luxury in mind.


Single-Level Guestrooms

Tranquility Bay Resort now offers single-level guestrooms in a superbly tropical setting. Book now and discover 16 new luxury single-level "Tropical Garden Guestrooms" which offer more intimate accommodations than the resort's current two and three-bedroom beach houses. Enjoy all of the amenities of Tranquility Bay Resort with more affordable luxury in mind, and tropical garden views. View the Tropical Garden Guestrooms


Two and Three-Bedroom Beach Houses

Our unique Florida Keys accommodations feature two-bedroom beach houses or three-bedroom beach houses. Each beach house includes a fully equipped gourmet kitchen, separate dining area, two and one half baths, and living room. Unwind with a 42-inch wall mounted plasma TV, premium cable and wireless internet. Whimsical painted furniture, locally inspired art, premium bed and bath linens, French doors on both levels lead to spacious porches with spectacular, unobstructed water views of the Gulf of Mexico for idyllic waterfront Marathon FL accommodations. Laundry facilities and bedrooms are upstairs.

Upstairs bedrooms feature whimsical, painted furniture with luxurious bed linens. All master bedrooms offer king size beds, private baths and 27-inch televisions. French doors on both levels lead to spacious porches with water views. Locally inspired original artwork is found throughout our Marathon accommodations.

View the Two-Bedroom Beach House and the Three-Bedroom Beach House


Room Views

Beach houses come with the option of waterfront, beachfront and waterview accommodations. Single level guestrooms have garden views. Note that views vary across all room types.

Beachfront Beach House View


Waterfront Beach House View


Waterview Beach House View


Garden Guestroom View 


Accommodation Photo Galleries

Note: Tranquility Bay Beach House Resort is a 100% non-smoking facility. Our Owners and Guests request a smoke free resort. Smoking is not allowed anywhere on resort property, including the beach houses, porches, bar, restaurant, beach or pool areas.

Comfortable Florida Keys Guest Rooms

Relax at Tranquility Bay

Each of the guest rooms at Tranquility Bay Resort stands as a secluded and restful oasis amidst a lush, tropical landscape. Settle in and enjoy upscale amenities, comfortable bedding and beautiful conch-style architectural details. 

Beautiful Beachfront Accommodations in the Florida Keys

Escape to a Spacious Beach House

Kick back, relax, and savor spacious beachfront living in Tranquility Bay Resort's two- and three-bedroom Beach House accommodations. Each of these beautifully designed spaces features a large porch area and unobstructed views of the ocean. 

Tropical Garden King

Rest in a king-sized bed, with the pool nearby. Tropical Garden King Guests Rooms give you maximum comfort and serenity.

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Have ample space on your own king-sized bed covered in pure white linens. En-suite bathrooms feature seashore themed amenities. View palm trees swaying in the breeze just outside your window. Learn More

Amenities

  • One king bed
  • En-suite bathrooms
  • Flat-screen TV
  • Dresser, desk and chair
  • Mini fridge and coffee maker
  • Hair dryer
  • Floor and table lamps
  • Full-length mirror
  • Carpeting
  • Night tables
  • Original artwork

Tropical Garden Double Queen

Tropical Garden Double Queen Guest Rooms feature two queen beds and an en suite bathroom, along with easy access to onsite dining, our private beach, and the tropical sun.

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Decorated in bright, tropical colors, you’ll relax in two cozy queen beds. Find seashore-themed décor in your en suite bathroom, along with a host of amenities. Learn More

Amenities Include

  • One king bed
  • En-suite bathrooms
  • Flat-screen TV
  • Dresser, desk and chair
  • Mini fridge and coffee maker
  • Hair dryer
  • Floor and table lamps
  • Full-length mirror
  • Carpeting
  • Night tables
  • Original artwork

Superior Double Queen

More beds, more space. Superior Double Queen Guest Rooms are the most spacious of all our Tropical Garden Guestrooms. They include a private patio or porch.

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Step onto your patio or porch and let the tropical breeze massage your hair. With two queen size beds, an en suite bathroom with shower and tub, and even a patio or porch, these rooms have ample space, giving you more equatorial delights.

Amenities Include:

  • One king bed
  • En-suite bathrooms
  • Flat-screen TV
  • Dresser, desk and chair
  • Mini fridge and coffee maker
  • Hair dryer
  • Floor and table lamps
  • Full-length mirror
  • Carpeting
  • Night tables
  • Original artwork

Beachfront 2-Bedroom Beach House

The Beachfront 2-Bedroom beach house puts palm trees in your front yard. Watch the sea from your porch or from the balcony.

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The Beach house’s two bedrooms include one king-size bed and two queen-size beds. Craft treats in your private kitchen, and enjoy them in your living room. A porch and balcony look out onto the sandy beach.

View floorplans (PDF).

Amenities Include:

  • Fully-equipped gourmet kitchen
  • Separate dining area
  • Living room with a 42-inch flat screen TV
  • Two and a half baths
  • Wireless Internet
  • Premium cable
  • Private Laundry facilities
  • Whimsical painted furniture

The Master Bedroom Features:

  • Whimsical Painted Furniture
  • King size bed with luxurious linens
  • Private bath with shower/bathtub and full size vanity
  • 27-inch TV
  • Spacious porch overlooking the Gulf of Mexico

The Second Bedroom Features:

  • Whimsical Painted Furniture
  • Two twin size beds with luxurious linens
  • Access to private bath with shower/bathtub

Beachfront 3-Bedroom Beach House

Make the beach your front yard. The Beachfront 3-Bedroom Beach House sits directly on the beach, granting you shoreline views from your porch and balcony.

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Three diverse bedrooms, including a king-size, queen-size, and two twin beds, give you ample space for your whole party. Prepare meals in your personal kitchen and enjoy them at the dining table or on a large sofa.

View floorplans.

Amenities Include:

  • Fully-equipped gourmet kitchen
  • Separate dining area
  • Living room with a 42-inch flat screen TV
  • Two and a half baths
  • Wireless Internet
  • Premium cable
  • Private Laundry facilities
  • Whimsical painted furniture

The Master Bedroom Features:

  • Whimsical painted furniture
  • King size bed with luxurious linens
  • Private bath with shower/bathtub and full size vanity
  • 27-inch TV
  • Spacious porch overlooking the Gulf of Mexico

The Second Bedroom Features:

  • Whimsical painted furniture
  • Two twin size beds with luxurious linens
  • Access to private bath with shower/bathtub

Waterfront 3-Bedroom Beach House

Closer to the water, the Waterfront 3-Bedroom Beach House resides in a more quiet, secluded area. Stay a short distance from the pool and the beach and enjoy your tropical retreat.

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Wake up with the brilliant Florida sun coming in through your windows. Stay near the waterfront, in a secluded beach house with everything you’ll need. Watch the sunset over the water from the chairs on your porch.

View floorplans.

Amenities Include:

  • Fully-equipped gourmet kitchen
  • Separate dining area
  • Living room with a 42-inch flat screen TV
  • Two and a half baths
  • Wireless Internet
  • Premium cable
  • Private laundry facilities
  • Whimsical painted furniture

The Master Bedroom Features:

  • Whimsical painted furniture
  • King size bed with luxurious linens
  • Private bath with shower/bathtub and full size vanity
  • 27-inch TV
  • Spacious porch overlooking the Gulf of Mexico

The Second Bedroom Features:

  • Whimsical painted furniture
  • Two twin size beds with luxurious linens
  • Access to private bath with shower/bathtub

Waterview 2-Bedroom Beach House

A seaside cottage accessed via a lushly landscaped lane. Waterview 2-Bedroom houses give you access to swimming pools and the beach.

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Details

Relish a Gulf of Mexico view from your balcony. These beach houses feature two cozy bedrooms, one with a king size bed and one with two queens, and a prime location near our pools and beach.

View floorplans.

Amenities Include:

  • Fully-equipped gourmet kitchen
  • Separate dining area
  • Living room with a 42-inch flat screen TV
  • Two and a half baths
  • Wireless Internet
  • Premium cable
  • Private Laundry facilities
  • Whimsical painted furniture

The Master Bedroom Features:

  • Whimsical painted furniture
  • King size bed with luxurious linens
  • Private bath with shower/bathtub and full size vanity
  • 27-inch TV
  • Spacious porch overlooking the Gulf of Mexico

The Second Bedroom Features:

  • Whimsical painted furniture
  • Two twin size beds with luxurious linens
  • Access to private bath with shower/bathtub

Waterview 3-Bedroom Beach House

A roomy three bedroom beach house with a lushly green pathway leading up to its doorstep. Near our spectacular swimming pools and a short walk to the sandy beaches.

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Stay near the pool in with a bright green lawn and soaring palm trees surrounding you. With three spacious bedrooms, a private kitchen, and a dining table with stools, you’ll feel right at home with the water in sight.

View floorplans.

Amenities Include:

  • Fully-equipped gourmet kitchen
  • Separate dining area
  • Living room with a 42-inch flat screen TV
  • Two and a half baths
  • Wireless Internet
  • Premium cable
  • Private laundry facilities
  • Whimsical painted furniture

The Master Bedroom Features:

  • Whimsical painted furniture
  • King size bed with luxurious linens
  • Private bath with shower/bathtub and full size vanity
  • 27-inch TV
  • Spacious porch overlooking the Gulf of Mexico

The Second Bedroom Features:

  • Whimsical painted furniture
  • Two twin size beds with luxurious linens
  • Access to private bath with shower/bathtub