Grassy Flats Resort & Beach Club is a 3-star hotel in Marathon, Florida, about 9.2mi from the city center. Address: 58182 Overseas Hwy, Marathon Fl 3305. Price starts from $792.

On-site perks include a private beach area (free), an outdoor swimming pool (free), private parking (free), and complimentary Wifi. An on-site restaurant adds convenience, while a water park and water sports facilities are available for an extra charge. Rooms offer ocean views or garden views and come with kitchens or kitchenettes, kitchenware, balconies, and non-smoking options, plus air conditioning, private entrances, elevators, bathtubs, and free toiletries.

Grassy Flats Resort & Beach Club has 715 reviews and sits along Overseas Highway in Marathon, United States. Beach umbrellas and loungers, wheelchair accessibility, and plenty of sunshine add to a breezy, relaxed escape.

Two pools invite divers of every mood: a saltwater, adults-only pool with a shallow end for easy lounging, and a second all-ages pool with a shallow end and a view that’s perfect for family photos. Both pools stay open year-round, ensuring a sun-drenched splash no matter when plans unfold. Add a private beach area and plenty of sunshine for a breezy, beachy vibe.

On-site dining keeps meals simple and tasty, with The Rhum House offering fine dining and Grassy Key Land and Sea Market serving American fare. For water lovers, a water park and water sports facilities are available for an extra charge. Pets are welcome on request, with potential fees.

Situated along Overseas Highway in Marathon, the spot puts ocean- and garden-view options within easy reach, many featuring kitchens or kitchenettes, balconies, and private entrances for flexible living. Private parking and complimentary Wifi add convenience to a relaxed island escape. Options vary among available room types, including possibilities like Deluxe, King, Oceanfront; Studio, Ocean View; Standard Rooms, and more, all crafted for a comfortable stay.