Grassy Key, FL
Travel Guide





Visit Grassy Key

Rainbow Bend Resort
I did not have WIFI FOR 7 DAYS . Told staff 3 to 4 times. Finally had WIFI on day 8.. Breakfast was great . Air conditioner very loud. Pool and hot tub enjoyable. Asked for a credit regarding WIFI and will see what happens.
Reviewed on Feb 21, 2026

Grassy Flats Resort & Beach Club
Nice location & beach. The only market/deli/restaurant are owned by the hotel & nothing else within walking distance. The toilet was lose with a loud annoying clank each time it was used. No working ice machine, but we could walk to the bar or convenience store for ice. No heat in our room, which ...
Reviewed on Feb 20, 2026

Gulf View Waterfront Resort
The bathroom was extremely small including a shower that was minute. The electricity in the bathroom flickered on and off. Amenities were barely existent. It took 4 days for the “heated” pool to warm up to be useable. No maid service ALL week. We had to go to the laundry room to get fresh towels. ...
Reviewed on Feb 15, 2026

The Nautilus on the Ocean in Grassy Key 4 bed 3 bath with private pool, Hot Tub and oceanfront, 2 kayaks included
We had the best time in Marathon! The house was, clean, cozy and comfortable and the AC worked great! We loved the spacious areas for hanging out downstairs and the pool and hot tub were wonderful!!!!
Reviewed on Jul 24, 2025

Viamarhe Cabin-Private beach, Kayak, yard games
Clean & cute place. Need better directions for tv. TV went out at least 4 times during our stay of a week.
Reviewed on Feb 12, 2026

🌊 Private Oasis With Pool Spa Dock and Ocean right in your backyard 🌊 allow pets
Clean, comfortable and great location. private oasis, loved our time here!
Reviewed on Jan 19, 2026
Popular places to visit

Dolphin Research Center
Learn about the playful nature of dolphins before swimming alongside these clever marine mammals at this entertaining research facility.

Sombrero Beach
Play beach games; go swimming, kayaking or snorkeling; and lounge in the sun at one of Marathon’s most visited beaches.

Seven Mile Bridge
Walk, jog, cycle or drive across one of the longest bridges in North America to take in the scenic ocean views it provides.

Curry Hammock State Park
Go camping near mangroves, bird-watching beneath a thick canopy or kayaking between the islands of this scenic state park in the Middle Keys.

Vaca Key
Commune with nature and explore the great outdoors at Vaca Key during your travels in Marathon. Stroll along the beautiful beaches or discover the area's beautiful sunsets.

Coco Plum Beach
Why not spend a lazy afternoon at Coco Plum Beach during your trip to Marathon? Discover the area's beautiful sunsets, or seek out its jogging trails.
Things to do

Day Sailing Adventure in the Florida Marine Sanctuary

Marathon: COMBO- Snorkel & Sandbar (Sombrero Reef)

Marathon: Historic 7-Mile Bridge Sunset Cruise

Marathon: Private Cable or Cable Kiteboarding Session
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- Keys Cable Park
- Everglades National Park
- Sombrero Beach
- Seven Mile Bridge
- Curry Hammock State Park
- Fiesta Key
- Vaca Key
- Coco Plum Beach
- Anne's Beach
- Sunset Park Beach
- Long Key State Park
- Pigeon Key
- Florida Keys Country Club
- Captain Hooks Marina and Dive Center
- Crane Point Museum and Nature Center
- Sunset Drive Beach
- Sandspur Beach
- San Pablo Catholic Church
- Crawl Key
- Marathon Air Museum
- Veterans Memorial Park & Beach
- Marathon Visitor Center



