Tranquility Bay Resort

2600 Overseas Highway, Marathon, United States - Heart of the Florida Keys
4.5/5
· 5753 reviews

Featuring massage therapy and spa services, the comfortable 4-star Tranquility Bay Resort Marathon is in close proximity to Marathon Church Of Christ. Offering a location just a 5-minute walk from The Turtle Hospital, this smoke-free resort overlooks ocean and has an American-style restaurant.

Location

Guests may find Eaa Air Museum 3.7 miles from the hotel, and the 63 - acre Crane Point Museum and Nature Center is 1.6 miles away. The Tranquility Bay Resort places you within 5 minutes' walk of Tranquility Bay Beach House Resort. Nature lovers will appreciate the vicinity of Boot Key Harbor, which is miles away. Options for cultural tourism include Monroe County Public Library, situated 100 feet away. Tranquility Bay Resort is located 47 miles from Key West International airport and right around the corner from Marathon at 28th Street Ocean bus stop.

Rooms

The rooms at this accommodation provide guests with a flat-screen TV, as well as comforts such as an iron with ironing board and climate control.

Food & Drinks

The Marathon hotel offers its own Butterfly Cafe restaurant, where guests can try American dishes. There is a lounge bar on site.

Leisure & Activities

The Tranquility Bay Resort Marathon features 3 outdoor swimming pools and a fitness center to help guests stay in shape. Guests can enjoy activities such as snorkeling, volleyball, and mini golf.

Why choose Tranquility Bay Resort Marathon

Select room
  • Private 2.5-acre white-sand beach

  • In-suite spa services available

  • Three pool options including adults-only

  • Gourmet dining at two on-site restaurants

Main amenities

  • Wi-Fi

  • Swimming Pool

  • Private beach

  • Fitness/Gym

  • Sports activities

  • Spa and relaxation

  • On-site Dining

  • Meeting facilities

  • Child-friendly

  • Air conditioning

  • No pets allowed

General
  • Wi-Fi
  • Swimming Pool
  • Private beach
  • Fitness/Gym
  • Sports activities
  • Spa and relaxation
  • On-site Dining
  • Meeting facilities
  • Child-friendly
  • Air conditioning
  • No pets allowed
1/34

Internet

  • Wi-Fi

Parking options

  • Parking

Activities

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

Property services

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

Dining options

  • Restaurant
  • Bar/ Lounge area

Business facilities

  • Meeting/ Banquet facilities

For kids

  • Cots
  • Children's menu

Recreation

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

For disabled guests

  • Rooms/ Facilities for disabled

In the rooms

  • Air conditioning
  • Heating
  • Garden furniture
  • Ironing facilities

In the bathroom

  • Bathtub

General facilities

  • No smoking on site
  • ATM/Cash machine
  • Fireplace

Pets

  • No pets allowed

Important information

Check-in:
from 16:00 until 23:59
Check-out:
until 11:00
  • Children and extra beds
  • There are no extra beds provided in a room.

Enter dates to see availability

From USD 139 per night
Check-in 2 Jun 2026
Check-out 3 Jun 2026
Guests 2 guests

Adults:

2

Children:

0
All rates verified
How we verified prices Our team regularly checks prices to make sure you see the lowest available rates. We compare them with hotel prices and other providers. If discounts or promotions appear, prices on our site are updated accordingly.

Rooms

Photos of Tranquility Bay Resort Marathon

Location of Tranquility Bay Resort Marathon

2600 Overseas Highway, Marathon, United States

 -  Heart of the Florida Keys
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    Guest reviews of Tranquility Bay Resort Marathon

    8.5 Fabulous
    522 reviews

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    100% Verified Reviews
    Enter dates to see availability
    From USD 139 per night
    Check-in 2 Jun 2026
    Check-out 3 Jun 2026
    Guests 2 guests

    Adults:

    2

    Children:

    0
    All rates verified
    How we verified prices Our team regularly checks prices to make sure you see the lowest available rates. We compare them with hotel prices and other providers. If discounts or promotions appear, prices on our site are updated accordingly.
    Check-in & out
    2 Jun 2026
    3 Jun 2026
    Guests
    2 guests
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    Important information
    Tranquility Bay Resort
    Check-in:
    from 16:00 until 23:59
    Check-out:
    until 11:00
    • Children and extra beds
    • There are no extra beds provided in a room.