Things to do in Grassy Key
Activities, attractions and tours
Visit Grassy Key
Things to do
Mangroves and Manatees - Guided Kayak Eco Tour
€60
per adult
92% of travellers recommend
Day Sailing Adventure in the Florida Marine Sanctuary
€105
per adult
100% of travellers recommend
Sharkeys Glass Bottom Fish Feeding LED Night Tour Key West
€54
per adult
Private Customizable Charter in Marathon Florida
€284
per traveller
100% of travellers recommend
Marathon FL Sandbar Cruise & Sightseeing Adventure
€100
per adult
100% of travellers recommend
Florida Keys Nature & History Tour from Key West
€104
per adult
88% of travellers recommend
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Most popular experiences in Grassy Key
Tours & day trips
See all 27 activities
Mangroves and Manatees - Guided Kayak Eco Tour
Activity duration is 2 hours
9.6 out of 10 with 559 reviews
Free cancellation available
Water activities
See all 10 activitiesMangroves and Manatees - Guided Kayak Eco Tour
Activity duration is 2 hours
9.6 out of 10 with 559 reviews
Free cancellation available
Private & custom tours
See all 8 activities
Phone photography
Activity duration is 30 minutes
Free cancellation available
Wildlife & nature
See all 5 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
Holiday & seasonal tours
See all 3 activitiesPhone photography
Activity duration is 30 minutes
Free cancellation available
What to do in Grassy Key
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