Grassy Key Travel Guide

Tourist Guide

Dolphin Research Center which includes a statue or sculpture and signage
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 2.711.560 ₫ per night from 7 Aug to 8 Aug
2.711.560 ₫
4.228.874 ₫ total
7 Aug - 8 Aug
includes taxes & fees
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 their ...
8/10 Very Good! (710 reviews)
"The motel was a quiet, nice area. Breakfast was good, cooked to order."

Reviewed on 31 Jul 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 5.872.782 ₫ per night from 1 Sept to 2 Sept
5.872.782 ₫
6.606.781 ₫ total
1 Sept - 2 Sept
includes taxes & fees
Stay at this beach hotel in Marathon. Enjoy free Wi-Fi, free parking and 2 outdoor pools. Our guests praise the helpful staff and the property condition in their ...
9.4/10 Exceptional! (301 reviews)
Paradise in Paradise.
"From check in, to the pool bar, to BB at the outside cabana sports area, the staff was awesome. Location is great, even during lobster mini season. Everything you could want or need you can do right there at the resort. Room was super clean and everything was just nice and relaxing. Could not recommend ..."

Reviewed on 4 Aug 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 Wi-Fi, free parking and daily housekeeping. Our guests praise the helpful staff and the clean rooms in their 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 18 Jul 2025

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Gulf View Waterfront Resort
See all 2,303 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 Wi-Fi, free parking and a picnic area. Our guests praise the helpful staff in their reviews. Popular ...
9.8/10 Exceptional! (187 reviews)
"It got everything we need and it is also very close to publix."

Reviewed on 4 Aug 2025

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 Wi-Fi, free parking and free bicycles on-site. Popular attractions Sombrero Beach and San Pablo Catholic Church ...
9.8/10 Exceptional! (53 reviews)
"Awesome cabins!"

Reviewed on 28 Jul 2025

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 Center ...
8.4/10 Very Good! (839 reviews)
"I always stay at Tropical Cottages when we’re in the Keys. So special, so quiet, a great place!"

Reviewed on 2 Aug 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 which includes a statue or sculpture and signage

Dolphin Research Center

Take the children to visit the sea creatures at Dolphin Research Center during your holiday to Marathon. Wander the seaside or discover the area's beautiful sunsets.

Dolphin Research Center
Sombrero Beach featuring a sandy beach and general coastal views

Sombrero Beach

Why not spend a care-free afternoon at Sombrero Beach during your travels in Marathon? Stroll along the area's seaside or simply savour its seafood restaurants.

Sombrero Beach
Seven Mile Bridge

Seven Mile Bridge

After visiting Seven Mile Bridge, make a plan to see the other sights and activities in Marathon. Stroll along the area's seaside or simply savour its seafood restaurants.

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 featuring a beach and kayaking or canoeing

Curry Hammock State Park

Enjoy a trip to Curry Hammock State Park and popular activities such as running in Marathon. Stroll along the beautiful beaches or discover the beautiful sunsets in this relaxing area.

Curry Hammock State Park
The Turtle Hospital

The Turtle Hospital

Explore the campus of The Turtle Hospital as part of your travels around Marathon. Stroll along the area's seaside or simply savour its seafood restaurants.

The Turtle Hospital

Cities near Grassy Key

Marathon showing swimming, a sandy beach and tropical scenes

Marathon