Grassy Key

Travel Guide

A dolphin swimming near a wooden dock and a tree branch in the water.
A beach with clear turquoise water, surrounded by lush green trees and a distant shoreline with buildings.
A calm bay with clear turquoise water, surrounded by lush green vegetation and a sandy beach.
A building with a blue awning labeled "Dolphin Research Center" and a dolphin logo.
A dolphin sculpture and a sign for the Dolphin Research Center.
Rainbow Bend Resort

Rainbow Bend Resort

2.5 out of 5
57784 Overseas Hwy Marathon FL
The price is CA $137 per night from Aug 10 to Aug 11
CA $137
CA $217 total
Aug 10 - Aug 11
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 ...
8.2/10 Very good! (1,011 reviews)
"The only 5-star I know at Rainbow Bend, was for the receptionist/helper throughout the resort. Her name is Summer. My husband and I are pretty much laid back, so the positive things I noticed was the beautiful sand around the resort. Our bed was comfortable, breakfast was good, but don't expect the ..."

Reviewed on Aug 8, 2026

Rainbow Bend Resort
Grassy Flats Resort & Beach Club

Grassy Flats Resort & Beach Club

4 out of 5
58182 Overseas Hwy Marathon FL
The price is CA $197 per night from Aug 17 to Aug 18
CA $197
CA $289 total
Aug 17 - Aug 18
includes taxes & fees
Stay at this hotel in Marathon. Enjoy free WiFi, free parking, and 2 outdoor pools. Our guests praise the helpful staff and the property condition in our reviews. ...
9.4/10 Exceptional! (482 reviews)
"Resort was nice and quaint. Although the seaweed bloom is bad this year, there are plenty of things to do nearby and good dining options on the island. Staff was very helpful and accommodating."

Reviewed on Aug 8, 2026

Grassy Flats Resort & Beach Club
Gulf View Waterfront Resort

Gulf View Waterfront Resort

2.5 out of 5
58743 OVERSEAS HWY Marathon FL
The price is CA $126 per night from Aug 10 to Aug 11
CA $126
CA $142 total
Aug 10 - Aug 11
includes taxes & fees
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. ...
Gulf View Waterfront Resort
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.
Wide Horizon oceanfront.  4 bedroom, 4 ½ bath,  kayaks, pool + observation deck.

Wide Horizon oceanfront. 4 bedroom, 4 ½ bath, kayaks, pool + observation deck.

Marathon FL
Book a stay at this beach vacation home in Marathon. Enjoy free WiFi, private pools, and a beach locale. Popular attractions Crawl Key and Keys Cable Park are ...
10/10 Exceptional! (46 reviews)
"Beautiful property and Roman and Karen are wonderful hosts. The house is clean and well stocked. The linens and towels are high quality. The pool is perfect and the view is unmatched. We loved the property so much that we never wanted to leave. Roman and Karen are the nicest hosts and available for ..."

Reviewed on Aug 1, 2026

Wide Horizon oceanfront. 4 bedroom, 4 ½ bath, kayaks, pool + observation deck.
🌊 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 FL
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 ...
9.2/10 Wonderful! (64 reviews)
"We had a great week at this property and ultimately gave it 5 stars because it delivered exactly what we needed: an unbeatable location, beautiful water views, and a convenient home base for exploring the Keys.The biggest strengths are definitely the setting and location. The views are fantastic, ..."

Reviewed on Jul 5, 2026

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

Yacht Haven Marina

3.5 out of 5
5 Sombrero Blvd Marathon FL
Stay at this 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! (349 reviews)
"Loved our stay and would definitely recommend!"

Reviewed on Aug 4, 2026

Yacht Haven Marina
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.

Things to do

Cities near Grassy Key

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