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
Rainbow Bend Resort

Rainbow Bend Resort

2.5 out of 5
57784 Overseas Hwy Marathon FL
$152 nightly
The price is $172 total per night from Jan 6 to Jan 7
$172 total
Jan 6 - Jan 7, 2026
Total with taxes and 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! (785 reviews)
Staff were so nice, the view was wonderful, and breakfast was fantastic. The bed was hard and the window blinds broken, but I felt safe and comfortable.

Reviewed on Dec 21, 2025

Rainbow Bend Resort
Grassy Flats Resort & Beach Club

Grassy Flats Resort & Beach Club

2.5 out of 5
58182 Overseas Hwy Marathon FL
$391 nightly
The price is $440 total per night from Jan 7 to Jan 8
$440 total
Jan 7 - Jan 8, 2026
Total with taxes and 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! (358 reviews)
Beautiful grounds, clean rooms.and nice staff. Great location.

Reviewed on Dec 17, 2025

Grassy Flats Resort & Beach Club
Gulf View Waterfront Resort

Gulf View Waterfront Resort

2.5 out of 5
58743 OVERSEAS HWY Marathon FL
$179 nightly
The price is $201 total per night from Jan 6 to Jan 7
$201 total
Jan 6 - Jan 7, 2026
Total with taxes and 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. ...
8.4/10 Very Good! (527 reviews)
Maria at the front desk was so nice and welcoming, letting me look around the property before deciding to making my booking decision. I got there an hour bedorw check in and she allowed me to gonin my room early. She even suggested a nearby place to eat. The room was neat and had a fully stocked ...

Reviewed on Dec 16, 2025

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.
Beachfront Explorer!

Beachfront Explorer!

Marathon FL
Enjoy laundry facilities and air conditioning. Popular attractions Keys Cable Park and Crawl Key are located nearby.
10/10 Exceptional! (1 review)
Awesome RV!
Great stay for 3 fisherman. Very nice RV park with pool. Rv close to Shower and Bath house. Very comfortable.

Reviewed on Mar 30, 2025

Beachfront Explorer!
P58 - Gulf Front Luxury 4 bedroom 4 bath with private pool and deep water dockage?

P58 - Gulf Front Luxury 4 bedroom 4 bath with private pool and deep water dockage?

Marathon FL
Stay at this vacation home in Marathon. Enjoy free WiFi, private pools, and laundry facilities. Popular attractions Keys Cable Park and Crawl Key are located ...
9.6/10 Exceptional! (44 reviews)
We had an amazing time at this beautiful home!! We had a party of eight - my husband & me, our 3 teens (ages 17 & 18), & 3 additional teens (ages 18 & 19). There was plenty of space - all of the beds were very comfortable, the kitchen was adequately stocked to meet all of our needs, & the bathrooms ...

Reviewed on Jul 30, 2025

P58 - Gulf Front Luxury 4 bedroom 4 bath with private pool and deep water dockage?
Gorgeous, updated, waterfront, pet friendly, home w/ pool, dock & kayaks

Gorgeous, updated, waterfront, pet friendly, home w/ pool, dock & kayaks

Marathon FL
Book a stay at this beach vacation home in Marathon. Enjoy private pools, a beach locale, and a garden. Popular attractions Keys Cable Park and Crawl Key are ...
9.2/10 Wonderful! (25 reviews)
Outstanding!
We had an amazing stay at this incredible home in the Keys! The house was spotless, beautifully maintained, and fully equipped with plenty of towels, extra pillows and blankets, everything we needed for a fun and relaxing vacation. The kayaks and fishing right off the dock were absolute highlights ...

Reviewed on May 28, 2025

Gorgeous, updated, waterfront, pet friendly, home w/ pool, dock & kayaks
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.

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