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From139US$ /night
Check-in
15Mar2026Select date
Check-out
16Mar2026Select date
Rooms and Guests2 Guests, 1 Room
Key details

About Resort

2600 Overseas Highway, Marathon, Florida, United States, 33050
-
Close to The Turtle Hospital
Great
8.4
8.9
/10
4.4
4.4
/5

Tranquility Bay Resort offers a beachfront experience with a private 2.5-acre white-sand beach and three pools, including a lagoon-style pool and an adults-only pool. This 4-star Marathon hotel features upscale dining options and various water sports activities for guests seeking relaxation or adventure.

Rooms & Amenities

The accommodations at Tranquility Bay Resort include beautifully designed beach houses with large private porches and stunning water views. Each beach house features a full kitchen, allowing for convenient meal preparations, along with upscale amenities like luxurious bedding and coastal-inspired décor.

Dining Options

Dining options at Tranquility Bay include Butterfly Café, serving local seafood and a children's menu, and TJ's Tiki Bar, offering tropical drinks and casual dining. Both venues emphasize fresh ingredients, mirroring the vibrant flavors of the Florida Keys.

Leisure & Activities

Leisure activities at Tranquility Bay Resort include private jetty access for boat and jet ski rentals, scuba diving, and paddleboarding. Guests can also unwind with in-suite spa services or enjoy various beach games like cornhole and giant chess.

Family & Group Services

Tranquility Bay Resort offers families and groups a friendly atmosphere with a range of ADA-compliant accommodations and ample space for gatherings. The resort is conveniently located near public transportation for easy access to Marathon attractions.

Must-do experiences

  • Snorkel at Sombrero Reef for stunning underwater views.
  • Visit the Ernest Hemingway Home for a taste of local history.
  • Savor the fresh conch fritters at Keys Fisheries.
  • Explore the hidden trails in the Crane Point Museum & Nature Center.
  • Take a sunset cruise with A Family Fun Boat Tour for unforgettable views.
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Select your room type

Tranquility Bay Resort offers a variety of rooms including double rooms, family rooms, and suites with breakfast, free cancelations, and special deals
Tropical Garden King Accessible King Guestroom
2 persons
400 sq. feet 
1 King-size bed
Shower
Air conditioning
Tropical Garden King Guestroom
2 persons
400 sq. feet 
1 King-size bed
Shower
Air conditioning
Tropical Garden Double Queen Guestroom
2 persons
400 sq. feet 
2 King Size Beds
Shower
Bathtub
Tropical Garden Superior Double Queen Guestroom
2 persons
560 sq. feet 
2 King Size Beds
Shower
Balcony
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Price and Room Availability Calendar

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Facilities

Tranquility Bay Resort offers amenities for your comfortable stay and unforgettable experiences
Facilities: Great
8.7/10Review score

General

  • No smoking on site
  • Wi-Fi
  • Parking
  • No pets allowed
  • Rooms/ Facilities for disabled
  • ATM/Cash machine
  • Fireplace

Sports & Fitness

  • Fitness centre
  • Snorkelling
  • Golf course
  • Yoga class
  • Fishing

Services

  • Room service
  • Housekeeping
  • Shops/Commercial services
  • Welcome drink
  • Happy hour

Dining

  • Restaurant
  • Bar/ Lounge area

Business

  • Meeting/ Banquet facilities

Children

  • Cots
  • Children's menu

Spa & Leisure

  • Heated swimming pool
  • Outdoor swimming pool
  • Beach access
  • Sun loungers
  • Live entertainment
  • Beauty treatment

Room features

  • Air conditioning
  • Heating
  • Garden furniture
  • Ironing facilities

Bathroom

  • Bathtub
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Dining Onsite

At Tranquility Bay Resort, dining transforms into an experience that highlights the rich flavors of the Florida Keys. Guests can savor local seafood and hearty American dishes while enjoying stunning views of the harbor and the surrounding palm-lined paradise. It's a perfect blend of relaxed elegance and vibrant culinary delights.
Tranquility Bay Resort Marathon Restaurant photo

Butterfly Café

American, Caribbean, Seafood
Ambiance
Family-friendly, Traditional, Romantic
Key Offerings
Indulge in a selection of American and Caribbean specialties served in a cozy setting that caters to families and couples alike. The warm atmosphere is perfect for an intimate dinner or a joyful gathering.
Reservation
Recommended
Open for dinner from 6:00 PM to 9:00 PM, seven days a week.

TJs Bar & Marathon

American, Seafood
Ambiance
Casual, Waterfront
Key Offerings
Unwind with an array of mouthwatering cocktails, frozen drinks, and fresh Florida Keys food on the waterfront. Guests can enjoy the vibrant atmosphere with stunning views of the busy harbor and a relaxed ambiance that invites friends and families to gather.
Reservation
Not needed
Hours vary.

Tranquility Bay Resort Location

2600 Overseas Highway, Marathon, Florida, United States, 33050
Map view
2600 Overseas Highway, Marathon, Florida, United States, 33050
Nearby
2396 Overseas Hwy Mile Marker 48.5 on the bayside
The Turtle Hospital
500 ft
Gallery
Shady Palm Art Gallery & Photography
100 ft
Library
Monroe County Public Library
100 ft
Restaurants
TJ's Tiki Bar
1500 ft
2600 Overseas Hwy Tranquility Bay Beach House Resort
The Bistro
1300 ft
2146 Overseas Hwy Courtyard Marathon Florida Keys
Barnacle Barney's Tiki Bar
3200 ft
1688 Overseas Hwy Behind Bluegreen Resort at mile marker 48
The Stuffed Pig
3300 ft
3520 Overseas Highway
El Molcajete
3200 ft
1622 Overseas Hwy
Overseas Pub and Grill
2900 ft
3574 Overseas Hwy
Explore Marathon
Explore Marathon
Top Attractions
Activities
Dining
Entertainment
The Turtle Hospital
The Turtle Hospital
2 minutes' walk
A rehabilitation center for endangered sea turtles. Guided tours provide insight into conservation efforts.
Boot Key
Boot Key
11 minutes' walk
This scenic island offers excellent birdwatching and kayaking opportunities amidst mangrove forests.
Sombrero Beach
Sombrero Beach
10 minutes' drive
A beautiful sandy beach ideal for swimming and sunbathing, featuring picnic areas and stunning views.
Crane Point Museum and Nature Center
Crane Point Museum and Nature Center
4 minutes' drive
A museum showcasing local history and nature trails that offer glimpses of native wildlife.
Spirit Snorkeling
Spirit Snorkeling
13 minutes' drive
Exciting snorkeling tours at nearby coral reefs. Perfect for thrill-seekers and families alike.
Yoga on the Beach
10 minutes' drive
Relaxing outdoor yoga sessions at Sombrero Beach. Ideal for unwinding while enjoying ocean views.
TJ's Tiki Bar
TJ's Tiki Bar
6 minutes' walk
Casual beachfront dining with tropical drinks and seafood favorites. Family-friendly with gluten-free options.
El Molcajete
El Molcajete
12 minutes' walk
Authentic Mexican cuisine with vibrant decor and a varied menu. Reservations may be needed during peak season.
Barnacle Barney's Tiki Bar
Barnacle Barney's Tiki Bar
12 minutes' walk
Lively tiki bar with local live music. Offers a fun atmosphere and a creative cocktail menu for all ages.
Marathon Skate Park
5 minutes' drive
A family-friendly skate park with ramps and areas for all skill levels. Great for active guests and kids.
Getting around
City Centre
Marathon8 min  ·  3.0 mi
Airports
Key West International Airport (EYW)112 min  ·  46.1 mi
Bus
Bus stop32 min  ·  1.6 mi
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Property information and rules
Check-in
from 16:00-23:59
Check-out
until 11 am
Guest Parking
Public parking is possible on site for free.
Internet
Wireless internet is available in for free.
Breakfast
A full breakfast is served at the price of US$11 per person per day. 
Children & extra beds
There are no extra beds provided in a room. 
Pets
Pets are not allowed.
Number of rooms:
103
Property is also known as
tranquility bay beachfront hotel
marathon tranquility bay
tranquility marathon
tranquility bay beach house
tranquility bay beach

Reviews and Ratings

Feedback about Tranquility Bay Resort from previous guests about their experience.
Review score
Based on 687 verified reviews
8.7/10
Great
85%
Recommend
Breakfast
2.5/10
Cleanliness
8.8/10
Comfort
8.8/10
Facilities
8.7/10
Free Wi-Fi
8.7/10
Location
9.2/10
Paid Wi-Fi
6.5/10
Staff
8.6/10
Value for money
7.6/10
Pros
Beach location
Spacious villas
Clean pools
Helpful staff
Tiki Bar
Cons
No breakfast
Understaffed front desk
Closed restaurant
Guest reviews
based on 5753 reviews
4.5/5
based on 518 reviews
8.4/10
No reviews yet on our siteUnfortunately, our guests have not yet left any reviews for this hotel, but you can read reviews from Booking.com.
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FAQs
About Tranquility Bay Resort
What popular attractions are close to Tranquility Bay Resort?
Nearby attractions include Dolphin Research Center (3 km), Crane Point Museum & Nature Center (3 km), and the Turtle Hospital (0.5 km).
What are the check-in and check-out times at Tranquility Bay Resort?
Check-in is at 16:00 and check-out is at 11:00.
Is there parking available at Tranquility Bay Resort?
Free public parking is available on-site without the need for a reservation.
What dining options are available on-site at Tranquility Bay Resort?
On-site dining options include Butterfly Café for fresh seafood and T.J.'s Tiki Bar for casual fare and cocktails.
What facilities are available for recreation at Tranquility Bay Resort?
Guests can enjoy three outdoor pools, fitness facilities, beach access, and water sports activities like kayaking and snorkeling.
What room amenities are available at Tranquility Bay Resort?
Rooms include free Wi-Fi, air conditioning, flat-screen TVs, small refrigerators, and coffee-making facilities.
How far is Tranquility Bay Resort from Key West International Airport?
The resort is located 75 km from Key West International Airport.
What accessibility features does Tranquility Bay Resort offer?
The resort provides ADA-compliant accommodations for guests with disabilities.
What are the options for family-friendly activities at Tranquility Bay Resort?
Family-friendly activities include children's menus, organized activities, and beach games.
What type of beach access does Tranquility Bay Resort provide?
The resort features a private 1 hectare beach with sun loungers and family-friendly swimming areas.
Can guests engage in fishing activities at Tranquility Bay Resort?
Yes, fishing is available as part of the recreational activities offered.

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Check-in
15Mar2026Select date
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16Mar2026Select date
Rooms and Guests2 Guests, 1 Room