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Key Largo Bay Marriott Beach Resort

103800 Overseas Highway, MM 103.8 · Key Largo, Florida 33037 USA

Explore Our Beach & Activities

  • 1-305-453-0000



Discover Key Largo

With its endless beaches and sunny weather, this is no place like the Florida Keys. Key Largo, the first key, is nothing short of spectacular. It's home to John Pennekamp Coral Reef State Park, the first underwater park in the U.S., and the perfect place to start your diving and snorkeling adventures.

Local Tours


John Pennekamp Coral Reef State Park Diving Tours:

See our hotel concierge desk for additional information on diving and other tours around Key Largo.

Book a local tour package, including our Glass Bottom Boat Package, when making your reservation at Key Largo Bay Marriott Beach Resort.

Key Largo Activities for Family & Children

Choose the Swim with the Dolphins or one of our other exciting packages when booking your stay at our Key Largo hotel.

Nature Trails & Boating

  • Biking trail 0.1 miles
  • Hiking 0.1 miles
  • Jogging/fitness trail 0.1 miles
  • Nature preserve, trail 3 miles
  • Boating 4 miles


Featured Offers and Packages

With an endless array of exciting things to do in the Florida Keys, your next adventure in Key Largo is moments away. Make the most of your getaway when you take advantage of Key Largo Bay Marriott Beach Resort's featured hotel offers and vacation packages.

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