Grassy Flats Resort & Beach Club

Stay in one of 15 guestrooms featuring flat-screen televisions. Rooms have private furnished balconies or patios. Complimentary wireless Internet access keeps you connected, and cable programming is available for your entertainment. Bathrooms feature shower/tub combinations, designer toiletries, and hair dryers.


Head down to the water and enjoy a day at the private beach, or take advantage of other recreational amenities, which include an outdoor pool. Additional amenities at this hotel include complimentary wireless Internet access, concierge services, and a picnic area.

Business Amenities

Featured amenities include a 24-hour front desk and multilingual staff. Free self parking is available onsite.


With a stay at Grassy Flats Resort & Beach Club in Marathon, you'll be within a 5-minute drive of Dolphin Research Center and Crawl Key. This beach hotel is 10.1 mi (16.2 km) from Sombrero Beach and 11.4 mi (18.4 km) from Seven Mile Bridge.

Pet Policy

Grassy Flats Resort & Beach Club is pet friendly. Guests are welcome to bring pets no more than 40 pounds of pet. The pet fee is $50 per accommodation, per night.

Features and Amenities

  • On private beach
  • Picnic area
  • Terrace
  • Dock
  • Concierge services
  • Fully fenced
  • Firepit
  • 24-hour front desk
  • Beach towels
  • Free self parking
  • Beach sun loungers
  • Free WiFi
  • Outdoor pool - 1
  • Smoke-free property
  • Garden
  • Multilingual staff
Note: It is the responsibility of the hotel chain and/or the individual property to ensure the accuracy of the photos displayed. is not responsible for any inaccuracies in the photos.


book now

book now

Please complete your search to select rooms for this hotel.

E.g., 03/29/2020
E.g., 03/29/2020
Room 1
Room 2
Room 3
Room 4
Room 5

(change search)

Address & Contact:
58182 Overseas Hwy
Marathon, FL 33050

Reservations: 866-212-1803