Grassy Key

Travel Guide

Dolphin Research Center featuring signage and a statue or sculpture
Grassy Key
Grassy Key
Photo by Monica Ferro
Photo by Monica Ferro
Photo by Monica Ferro
Photo by Monica Ferro
Rainbow Bend Resort

Rainbow Bend Resort

2.5 out of 5
57784 Overseas Hwy, Marathon, FL
The price is P5,912 per night from Aug 12 to Aug 13
P5,912
P9,221 total
Aug 12 - Aug 13
includes taxes & fees
Book a stay at this beach hotel in Marathon. Enjoy a private beach, daily housekeeping, and a garden. Our guests praise the breakfast and the helpful staff in ...
8/10 Very Good! (712 reviews)
"We had an excellent experience at Rainbow Bend. Staff was friendly, hospitable. Property was nice. My only “complaint” would be about the sargassum amounts, but that’s not resort’s fault. We would definitely come back!"

Reviewed on Aug 7, 2025

Rainbow Bend Resort
Grassy Flats Resort & Beach Club

Grassy Flats Resort & Beach Club

2.5 out of 5
58182 Overseas Hwy, Marathon, FL
The price is P12,782 per night from Sep 1 to Sep 2
P12,782
P14,379 total
Sep 1 - Sep 2
includes taxes & fees
Book a stay at this beach hotel in Marathon. Enjoy free WiFi, free parking, and 2 outdoor pools. Our guests praise the helpful staff and the property condition ...
9.4/10 Exceptional! (302 reviews)
"Staff was friendly and accommodating. Pool area was nice and relaxing."

Reviewed on Aug 9, 2025

Grassy Flats Resort & Beach Club
Gulf View Waterfront Resort

Gulf View Waterfront Resort

2.5 out of 5
58743 OVERSEAS HWY, Marathon, FL
Stay at this hotel in Marathon. Enjoy free WiFi, free parking, and daily housekeeping. Our guests praise the helpful staff and the clean rooms in our reviews. ...
8.4/10 Very Good! (485 reviews)
"This is a fairly clean place. It has a great location to the water with jet ski rental at the property. The only real issue is the rooms are extremely noisy. We could here every step of the occupants above us and the highway noise was very loud in the room."

Reviewed on Jul 18, 2025

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Gulf View Waterfront Resort
See all 2,301 properties in Grassy Key
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.
Cabins at Bonefish Bay

Cabins at Bonefish Bay

3 out of 5
12565 Overseas Hwy, Marathon, FL
Stay at this 3-star cabin in Marathon. Enjoy free WiFi, free parking, and free bicycles on site. Popular attractions Sombrero Beach and San Pablo Catholic Church ...
9.8/10 Exceptional! (55 reviews)
"Awesome cabins!"

Reviewed on Jul 28, 2025

Cabins at Bonefish Bay
Yacht Haven Marina

Yacht Haven Marina

3.5 out of 5
5 Sombrero Blvd, Marathon, FL
Stay at this 3.5-star houseboat in Marathon. Enjoy free WiFi, free parking, and a picnic area. Our guests praise the helpful staff in our reviews. Popular attractions ...
9.8/10 Exceptional! (188 reviews)
"Very nice place. Everything you need is around. The house is clean, beautiful and has everything you need. Very friendly and welcoming staff. We rented a boat here on very favorable terms and spent a wonderful day fishing and snorkeling on the reefs. We highly recommend this place."

Reviewed on Aug 7, 2025

Yacht Haven Marina
Tropical Cottages

Tropical Cottages

3 out of 5
243 61st Street Gulf, Marathon, FL
Stay at this cottage in Marathon. Enjoy free parking, daily housekeeping, and a garden. Popular attractions Sombrero Beach and Crane Point Museum and Nature ...
8.4/10 Very Good! (843 reviews)
"Cozy little cottages. Property has a nice sitting area and tiki bar with a taco food truck on site."

Reviewed on Aug 7, 2025

Tropical Cottages
See all properties in Grassy Key
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.

Popular places to visit

Dolphin Research Center featuring signage and a statue or sculpture

Dolphin Research Center

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

Dolphin Research Center
Sombrero Beach which includes a beach and general coastal views

Sombrero Beach

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

Sombrero Beach
Seven Mile Bridge

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.

Seven Mile Bridge
Vaca Key

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.

Vaca Key
Curry Hammock State Park which includes kayaking or canoeing and a beach

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.

Curry Hammock State Park
The Turtle Hospital

The Turtle Hospital

Explore the campus of The Turtle Hospital during your stay in Marathon. Stroll along the area's seaside, or simply savor its seafood restaurants.

The Turtle Hospital

Things to do

Thumbs up!

Mangroves and Manatees - Guided Kayak Eco Tour

P3,897
per adult
96% of travellers recommend
Mangroves and Manatees - Guided Kayak Eco Tour
Marathon: Private Cable or Cable Kiteboarding Session

Marathon: Private Cable or Cable Kiteboarding Session

P10,317
per traveler
Marathon: Private Cable or Cable Kiteboarding Session
Experience the Marathon area marine life on your very own private tour

3 Hour Private Snorkeling in Marathon Florida

P41,878
per traveler
3 Hour Private Snorkeling in Marathon Florida
See all activities in Grassy Key