Grassy Key Travel Guide

Tourist Guide

Dolphin Research Center showing 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 AU$245 per night from 25 Aug to 26 Aug
AU$245
25 Aug - 26 Aug
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 14 Aug. 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 AU$387 per night from 1 Sept to 2 Sept
AU$387
1 Sept - 2 Sept
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 9 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 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 18 Jul. 2025

Get rates
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.
🌊 Private Oasis With Pool Spa Dock and Ocean right in your backyard 🌊 allow pets

🌊 Private Oasis With Pool Spa Dock and Ocean right in your backyard 🌊 allow pets

Marathon
Stay at this vacation home in Marathon. Enjoy free WiFi, private pools, and a garden. Popular attractions Crawl Key and Curry Hammock State Park are located ...
9/10 Wonderful! (44 reviews)
"We enjoyed our vacation. This house has gorgeous views. Great marine life around the dock. We snorkled there without even taking a snorkeling tours."

Reviewed on 30 Jul. 2025

🌊 Private Oasis With Pool Spa Dock and Ocean right in your backyard 🌊 allow pets
🌇 Ocean Sunset Views with Pool and Dock 🌇

🌇 Ocean Sunset Views with Pool and Dock 🌇

Marathon
Stay at this vacation home in Marathon. Enjoy free WiFi, private pools, and laundry facilities. Popular attractions Crawl Key and Curry Hammock State Park are ...
9/10 Wonderful! (38 reviews)
Amazing location
"We really enjoyed our stay. You really have everything you need at the house - pool, dock etc. we spent countless hours fishing on the dock. The sunsets from the house are breathtaking. The house if older and could use a little TLC but the AC was cold and the beds were very comfortable. Highly recommend ..."

Reviewed on 3 Aug. 2025

🌇 Ocean Sunset Views with Pool and Dock 🌇
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 13 Aug. 2025

Yacht Haven Marina
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 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 featuring a sandy 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 featuring 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 as part of your travels around Marathon. Stroll along the area's seaside or simply savour its seafood restaurants.

The Turtle Hospital

Activities

Marathon: Private Cable or Cable Kiteboarding Session

Marathon: Private Cable or Cable Kiteboarding Session

AU$272
per traveller
Marathon: Private Cable or Cable Kiteboarding Session
See all activities in Grassy Key