Grassy Key
Travel Guide





Visit Grassy Key

Rainbow Bend Resort
"This is a beautiful older hotel which has been updated. Rooms were large, clean and tastefully furnished. The staff were friendly and very accommodating. The free breakfast was provided by the restaurant (Hideaway Cafe) on site. I had delicious lemon ricotta pancakes with a side of sausage for breakfast. ..."
Reviewed on 16 Jun 2026

Grassy Flats Resort & Beach Club
"When we arrived we were greeted by Mia. Such a nice young lady and very helpful! We had dinner at The Rhum House and the food and service was fantastic! Our room was very clean and spacious. We were disappointed by the beach but came to find out that is common in the Keys. Also liked how the resort ..."
Reviewed on 17 Jun 2026

Gulf View Waterfront Resort
"Did not get to stay at the accommodation due to the host never providing the “contactless” check in code as they indicated they would. I responded to their text that they stated we could communicate through in case of issues but they never communicated with us on what to do through that text platform. ..."
Reviewed on 18 Jun 2026

Skipjack Resort & Marina
"Cool place! Room was very comfortable and had everything we needed for the stay. Breakfast had both continental and made-to-order options. Outdoor bar was great, as was the evening dinner. Convenient to all of Marathon and Sombrero Beach."
Reviewed on 22 Jun 2026

Yacht Haven Marina
"Our stay was great. We rented a boat from there and the whole process was smooth from check in to check out"
Reviewed on 22 Jun 2026

Knight's Key Suites
"Nice and clean."
Reviewed on 22 Jun 2026
Popular places to visit

Dolphin Research Center
Learn about the playful nature of dolphins before swimming alongside these clever marine mammals at this entertaining research facility.

Sombrero Beach
Play beach games; go swimming, kayaking or snorkeling; and lounge in the sun at one of Marathon’s most visited beaches.

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.

Vaca Key
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.

Coco Plum Beach
Why not spend a lazy afternoon at Coco Plum Beach during your trip to Marathon? Discover the area's beautiful sunsets or seek out its jogging trails.

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.
Things to do

Mangroves and Manatees - Guided Kayak Eco Tour

Sandbar Adventure Cruise in the Florida Keys

Marathon FL Sandbar Cruise & Sightseeing Adventure

Marathon: COMBO- Snorkel & Sandbar (Coffins Patch Reef)
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