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$3,106 per night from Aug 19 to Aug 20
NT$3,106
NT$4,844 total
Aug 19 - Aug 20
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! (716 reviews)
Cute, clean
"Older property, no beach access as this is a fishing resort but cute and clean. Cafe was confusing to order food from, but good once we figured it out.... this property is not really walkable to anything like food or a bar. Pool was great."

Reviewed on 2025/8/14

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$6,715 per night from Sep 1 to Sep 2
NT$6,715
NT$7,554 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 ...
9.2/10 Wonderful! (305 reviews)
"Staff was friendly and accommodating. Pool area was nice and relaxing."

Reviewed on 2025/8/9

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! (486 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 2,301 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.
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! (192 reviews)
"Yacht Haven was clean and comfortable. It's location was ideal and convenient. The property manager was friendly, welcoming and informative."

Reviewed on 2025/8/13

Yacht Haven Marina
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! (59 reviews)
"Lovely cabin, very clean with everything we could have needed. The free use of kayaks and bikes was a plus with our children. Lovely area next to the water"

Reviewed on 2025/8/15

Cabins at Bonefish Bay
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! (846 reviews)
"Always clean and comfortable."

Reviewed on 2025/8/13

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 beautiful beaches 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 seaside, or simply savor its seafood restaurants.

The Turtle Hospital

Cities near Grassy Key

Marathon featuring tropical scenes, a sandy beach and swimming

Marathon