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 ₩147,088 per night from Apr 28 to Apr 29
₩147,088
₩229,389 total
includes taxes & fees
Apr 28 - Apr 29
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 ...
8.2/10 Very Good! (612 reviews)
"Spacious, great location, and clean."

Reviewed on Apr 13, 2025

Rainbow Bend Resort
Gulf View Waterfront Resort
Gulf View Waterfront Resort
2.5 out of 5
58743 OVERSEAS HWY, Marathon, FL
The price is ₩228,835 per night from Apr 16 to Apr 17
₩228,835
₩257,440 total
includes taxes & fees
Apr 16 - Apr 17
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. ...
8.6/10 Excellent! (429 reviews)
"Clean and curtious"

Reviewed on Apr 10, 2025

Gulf View Waterfront Resort
Grassy Flats Resort & Beach Club
Grassy Flats Resort & Beach Club
2.5 out of 5
58182 Overseas Hwy, Marathon, FL
Fully refundableReserve now, pay when you stay
The price is ₩477,797 per night from Apr 30 to May 1
₩477,797
₩537,527 total
includes taxes & fees
Apr 30 - May 1
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! (256 reviews)
"beautiful rooms"

Reviewed on Apr 7, 2025

Grassy Flats Resort & Beach Club
See all 2,216 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.
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! (1,163 reviews)
"We really enjoyed pur stay at SkipJack. Rooms are super clean. Bar & grill onsite has excellent food. The extra amenities (courts, bikes, beach chairs) could use an update, but overall a veey nice stay."

Reviewed on Apr 4, 2025

Skipjack Resort & Marina
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! (136 reviews)
"Perfect location, plenty of attractions close by."

Reviewed on Apr 12, 2025

Yacht Haven Marina
Aqua Lodges at 47th Street Gulfside
Aqua Lodges at 47th Street Gulfside
3 out of 5
1 47th Street Gulf, Marathon, FL
Stay at this 3-star houseboat in Marathon. Enjoy free WiFi, free parking, and a picnic area. Popular attractions Sombrero Beach and Crane Point Museum and Nature ...
8.6/10 Excellent! (23 reviews)
"The view is incredible"

Reviewed on Mar 31, 2025

Aqua Lodges at 47th Street Gulfside
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

4.5/5(194 reviews)

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

4.5/5(417 reviews)

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

4.5/5(830 reviews)

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

4.5/5(39 reviews)

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

4.5/5(161 reviews)

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

4.5/5(181 reviews)

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

The Turtle Hospital