Grassy Key Marina
Visit Grassy Key Marina
Things to do
Florida Keys Nature & History Tour from Key West
฿3,903
per adult
88% of travellers recommend
Mangroves and Manatees - Guided Kayak Eco Tour
฿2,263
per adult
92% of travellers recommend
Day Sailing Adventure in the Florida Marine Sanctuary
฿3,936
per adult
100% of travellers recommend
Sharkeys Glass Bottom Fish Feeding LED Night Tour Key West
฿2,033
per adult
Tours & day trips
See all 16 activities
Mangroves and Manatees - Guided Kayak Eco Tour
Activity duration is 2 hours
9.6 out of 10 with 569 reviews
Free cancellation available
Water activities
See all 7 activitiesMangroves and Manatees - Guided Kayak Eco Tour
Activity duration is 2 hours
9.6 out of 10 with 569 reviews
Free cancellation available
Private & custom tours
See all 5 activities
Marathon: Private Cable or Cable Kiteboarding Session
Activity duration is 1 hour
Free cancellation available
Wildlife & nature
See all 4 activities
Marathon, Florida Keys: Sunset Cruise with Local Seafood
Activity duration is 2 hours
9.6 out of 10 with 8 reviews
Free cancellation available
Stay near popular Grassy Key Marina attractions
Top Hotel Deals
Check availability on hotels close to Grassy Key Marina
Gulf View Waterfront Resort
58743 OVERSEAS HWY Marathon FL
Hawks Cay Resort
61 Hawks Cay Blvd Marathon FL
Rainbow Bend Resort
57784 Overseas Hwy Marathon FL
Village at Hawks Cay Villas by KeysCaribbean
300 Duck Key Drive Marathon FL
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.