Grassy Key, FL

Travel Guide

Dolphin Research Center showing a statue or sculpture and signage
Dolphin Research Center which includes a statue or sculpture
Dolphin Research Center showing signage
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 NT$3,639 per night from Aug 3 to Aug 4
NT$3,639
NT$5,431 total
Aug 3 - Aug 4
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! (706 reviews)
"Nice place beautiful beach and excellent restaurant. Bed was very comfortable"

Reviewed on 2025/7/29

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 NT$6,815 per night from Aug 10 to Aug 11
NT$6,815
NT$7,667 total
Aug 10 - Aug 11
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! (299 reviews)
"Nice quiet stay. Pools were nice. Beach is advertised but not really usable for swimming, snorkeling, etc. The bathtub faucet didn’t work and our air conditioner wasn’t functioning properly - it was always 75-76 degrees inside, which made for uncomfortable sleep. We were told maintenance would come, ..."

Reviewed on 2025/7/28

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! (484 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 2025/7/18

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Gulf View Waterfront Resort
See all 2,273 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.
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! (185 reviews)
"Unique place to stay. It is peaceful sitting on the back deck at anytime."

Reviewed on 2025/7/29

Yacht Haven Marina
Skipjack Resort & Marina

Skipjack Resort & Marina

3 out of 5
19 Sombrero Blvd, Marathon, FL
Stay at this 3-star golf aparthotel in Marathon. Enjoy free parking, a marina, and a fitness center. Our guests praise the breakfast and the pool in our reviews. ...
8.4/10 Very Good! (1,196 reviews)
"Room was very new and clean. The pool is in need of cleaning for moldy looking edges and border. Food is very good and the free breakfast was adequate with basics, including eggs and bacon."

Reviewed on 2025/7/21

Skipjack Resort & 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! (836 reviews)
"It was Fantastic!!!"

Reviewed on 2025/7/27

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 showing a statue or sculpture and signage

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 showing general coastal views and a 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
The sunrise at #islabellabeachresort is stunning. The service and amenities are the best in the Florida Keys

Vaca Key

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

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

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
A must visit in my opinion. Go to the turtle hospital and learn about our endangered friends. See the great work the hospital is doing to look after the turtles. Takes about 90 mins to go round,meet all the turtles and even feed them.

The Turtle Hospital

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

The Turtle Hospital

Cities near Grassy Key

Marathon featuring tropical scenes, a sandy beach and swimming

Marathon