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Top Grassy Key hotels

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
$487 nightly
The price is $548 total per night from Jan 26 to Jan 27
$548 total
Jan 26 - Jan 27
Total with taxes and fees
This smoke-free hotel features 2 outdoor pools, a hot tub, and a restaurant. Enjoy the sauna and perks like free self parking and free WiFi. There's a bar/lounge ...
This was out first stay at Grassy Flats Resort and Beach Club and wow!!! First, I would like to comment on how the staff goes out of their way to make sure you are well cared for. Everyone is so kind. And I have to say the bed (in room 208) had without a doubt, the most comfortable mattress we've ...

Reviewed on Jan 17, 2026

Opens in a new windowGrassy Flats Resort & Beach Club
Lime Tree Bay Resort

Lime Tree Bay Resort

3.5 out of 5
68500 Overseas Hwy Long Key FL
$229 nightly
The price is $258 total per night from Jan 29 to Jan 30
$258 total
Jan 29 - Jan 30
Total with taxes and fees
This resort features a private beach, 3 outdoor pools, and a restaurant. Business travelers can take advantage of the free WiFi in public areas. Enjoy the outdoor ...
The staff and property are fantastic. Can’t wait to come back.

Reviewed on Jan 19, 2026

Opens in a new windowLime Tree Bay Resort
Isla Bella Beach Resort & Spa

Isla Bella Beach Resort & Spa

5 out of 5
1 Knights Key Boulevard Marathon FL
Fully refundableReserve now, pay when you stay
$547 nightly
The price is $616 total per night from Feb 1 to Feb 2
$616 total
Feb 1 - Feb 2
Total with taxes and fees
This smoke-free hotel features a full-service spa, 5 outdoor pools, and a restaurant. Spend a day at the beach scuba diving, or relax with sun loungers and beach ...
Amazing restful courtyard

Reviewed on Jan 17, 2026

Opens in a new windowIsla Bella Beach Resort & Spa
Tranquility Bay Beachfront Hotel and Resort

Tranquility Bay Beachfront Hotel and Resort

4 out of 5
2600 Overseas Hwy Marathon FL
Fully refundableReserve now, pay when you stay
$403 nightly
The price is $454 total per night from Jan 25 to Jan 26
$454 total
Jan 25 - Jan 26
Total with taxes and fees
This smoke-free hotel features a private beach, 3 outdoor pools, and a restaurant. Business travelers can take advantage of the free WiFi in public areas. Enjoy ...
Great room and bedding. Beautiful grounds, good location

Reviewed on Jan 15, 2026

Opens in a new windowTranquility Bay Beachfront Hotel and Resort
The Nautilus on the Ocean in Grassy Key 4 bed 3 bath with private pool, Hot Tub and oceanfront, 2 kayaks included

The Nautilus on the Ocean in Grassy Key 4 bed 3 bath with private pool, Hot Tub and oceanfront, 2 kayaks included

Marathon FL
An outdoor pool is featured at this vacation home, along with laundry facilities and barbecue grills.
Such a Fun Trip!!
We had the best time in Marathon! The house was, clean, cozy and comfortable and the AC worked great! We loved the spacious areas for hanging out downstairs and the pool and hot tub were wonderful!!!!

Reviewed on Jul 24, 2025

Opens in a new windowThe Nautilus on the Ocean in Grassy Key 4 bed 3 bath with private pool, Hot Tub and oceanfront, 2 kayaks included
Gulf View Waterfront Resort

Gulf View Waterfront Resort

2.5 out of 5
58743 OVERSEAS HWY Marathon FL
$206 nightly
The price is $232 total per night from Feb 1 to Feb 2
$232 total
Feb 1 - Feb 2
Total with taxes and fees
This hotel doesn't skimp on freebies - guests receive free WiFi and free self parking. If you want to take your pet along, this pet-friendly property offers ...
I stayed here for one week by myself with my dog. We had a lovely time and thoroughly enjoyed the king suite Sea view room. The room had been recently updated and felt like a small apartment. This area was very safe and extremely dog friendly, the pool was very inviting and the property sits right ...

Reviewed on Jan 13, 2026

Opens in a new windowGulf View Waterfront Resort
Coconut Cay Resort & Marina

Coconut Cay Resort & Marina

2 out of 5
7196 Overseas Highway Marathon FL
$176 nightly
The price is $198 total per night from Jan 26 to Jan 27
$198 total
Jan 26 - Jan 27
Total with taxes and fees
A marina and an outdoor pool are featured at this hotel. Guests will appreciate free perks like free self parking and WiFi in public areas. A terrace, a garden, ...
Stayed 1 night. Overall a nice place to stay. The lady at checkout was quite helpful and very friendly. Pros: Room was spacious with small fridge and microwave. Was able to take the complimentary kayak to the canal and the bikes to the nearby park. Cons: Bed not comfortable, found it too soft. Have ...

Reviewed on Jan 20, 2026

Opens in a new windowCoconut Cay Resort & Marina
Rainbow Bend Resort

Rainbow Bend Resort

2.5 out of 5
57784 Overseas Hwy Marathon FL
Fully refundableReserve now, pay when you stay
$148 nightly
The price is $167 total per night from Jan 26 to Jan 27
$167 total
Jan 26 - Jan 27
Total with taxes and fees
A private beach and an outdoor pool are featured at this hotel. A hot tub, a restaurant, and a garden are also provided.
It was a little cottage on the beach! Beautiful setting, beach is nice and we really enjoyed our stay. Weather was not as good as we hoped for and were not able to fully enjoy the beach as we would have liked. Cottages were clean, a little worn but nice. We would definitely stay here again!

Reviewed on Jan 17, 2026

Opens in a new windowRainbow Bend Resort
Hawks Cay Resort

Hawks Cay Resort

4 out of 5
61 Hawks Cay Blvd Marathon FL
Fully refundableReserve now, pay when you stay
$377 nightly
The price is $423 total per night from Feb 2 to Feb 3
$423 total
Feb 2 - Feb 3
Total with taxes and fees
This luxury hotel features a private beach, a full-service spa, and a marina. Spend a day at the beach snorkeling, or relax with sun loungers and beach umbrellas. ...
Beautiful place

Reviewed on Jan 14, 2026

Opens in a new windowHawks Cay Resort
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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.

Top reasons for your vacation to Grassy Key

  • Dolphin Research Center: Engage with dolphins and learn about their behavior and conservation at the Dolphin Research Center.
  • Dolphin Camp: Join a dolphin camp and get up close and personal with these intelligent creatures through interactive programs and activities.
  • Beautiful Beaches: Relax and soak up the sun on the stunning beaches of Grassy Key, offering crystal clear waters and soft sand.
  • Marinas: Rent a boat and explore the sea from the marinas in Grassy Key, providing opportunities for fishing, boating, and water sports.
  • Delicious Seafood: Indulge in mouthwatering seafood dishes at local beach clubs and restaurants, offering a taste of the ocean's bounty.

Find your favorite hotels in Grassy Key

If you're planning an outdoor vacation in Grassy Key, Florida, you're in for a treat. There are a variety of hotels and resorts in the area that cater to outdoor enthusiasts. From waterfront resorts with beautiful views to cozy aqualodges nestled in nature, there's something for everyone. Most hotels have policies in place to ensure a delightful stay, including amenities like pools, fitness centers, and on-site restaurants. Whether you're looking for a 3-star hotel or the one closest to your desired attractions, you'll find a range of options to choose from.

Hotel nameTypeStarsDescription
Rainbow Bend ResortHotel2.5This 2.5-star rated hotel offers a unique experience with its picturesque location on Grassy Key. Situated on the waterfront, guests can enjoy activities like fishing and kayaking. The resort also has a private beach area, perfect for outdoor enthusiasts. With its affordable rates and cozy accommodations, Rainbow Bend Resort is a great option for a budget-friendly outdoor vacation.
Gulf View Waterfront ResortHotelLocated on Grassy Key, this hotel offers stunning views of the Gulf of Mexico. Its waterfront location allows guests to easily access water sports like snorkeling and swimming. With its clean and comfortable rooms, Gulf View Waterfront Resort is a popular choice for families looking to enjoy outdoor activities while still having access to modern facilities and amenities.
Grassy Flats Resort & Beach ClubHotel2.5This 2.5-star rated hotel is nestled on Grassy Key and offers direct access to a beautiful beach. With its outdoor pool and sun terrace, guests can relax and soak up the sun. The resort also has facilities for water sports such as paddleboarding and kayaking. Grassy Flats Resort & Beach Club is a fantastic option for nature lovers seeking a serene and picturesque outdoor vacation.

Explore the best activities and sights in Grassy Key

If you're looking for a fun outdoor vacation with your family, Grassy Key in the Florida Keys is the perfect destination. With its close proximity to dolphins, you can engage in activities like visiting the Dolphin Research Center or even joining a dolphin camp. The nearby attractions offer something for everyone, from beautiful beaches where you can relax and soak up the sun, to marinas where you can rent boats and explore the sea. Don't miss the stunning sunsets and sunrises, and make sure to try some delicious seafood at the local beach clubs. Grassy Key is the ultimate outdoor vacation spot for families.

  1. Walt Disney World® Resort: Walt Disney World® Resort is a magical theme park destination that offers a world of enchantment. Immerse yourself in the vibrant atmosphere filled with thrilling rides, captivating shows, and endless entertainment. The family-friendly environment ensures everyone can have a memorable experience. From exciting dining options to unique shopping opportunities, there is something for everyone. Explore the park on foot or embark on thrilling excursions and boating adventures. Be captivated by the mesmerizing theater and opera performances that bring beloved characters to life. Walt Disney World® Resort is the perfect place to create lasting memories and indulge in the joy of imagination.
  2. Universal Studios Florida: Step into the world of movies and adventure at Universal Studios Florida. This film studio-themed park offers an incredible experience for the whole family. Journey through various themed lands and enjoy thrilling rides, interactive attractions, and spectacular shows. Get lost in the magic of the islands and immerse yourself in the excitement. Discover a wide range of family-friendly dining options and indulge in some retail therapy at the shopping outlets. The friendly people and welcoming atmosphere add to the overall enjoyment. Universal Studios Florida is a place where fantasy becomes reality and where unforgettable memories are made.
  3. Hollywood Beach: Hollywood Beach is a stunning beach destination that offers a perfect blend of relaxation and entertainment. Feel the soft sand between your toes as you enjoy the beauty of the beach. Engage in beach sports and dance to the rhythm of live music. The vibrant entertainment scene ensures there is never a dull moment. Take leisurely walks along the shore and explore the charming cafes and shops. Immerse yourself in the soothing sounds of the sea and indulge in delectable dining options. Hollywood Beach is the ultimate beach experience, where you can unwind, have fun, and create unforgettable moments with your loved ones.

Where to stay in Grassy Key

Grassy Key, located in the beautiful Marathon, Florida area, offers a variety of outdoor experiences that will leave you and your family feeling joyful and rejuvenated. Surround yourself with tranquil views of the sea at Banana Bay, where you can relax on the beach and take in stunning sunsets and sunrises. Dive into the crystal-clear waters for a refreshing swim and explore the vibrant marine life. Indulge in delicious seafood at local restaurants and enjoy the lively marina and port atmosphere. Grassy Key is the perfect destination for a memorable outdoor vacation filled with relaxation and adventure.

  1. Marathon: Marathon is a popular city located 8.6 miles away from Grassy Key. Known for its outdoor activities, Marathon offers a unique experience for families seeking an outdoor vacation. You can enjoy running along the scenic coastline, spot dolphins on a boat tour, and go fishing in the abundant waters. Indulge in delicious seafood and marvel at stunning sunsets by the beach. Snorkeling enthusiasts can explore the vibrant marine life, while birdwatching enthusiasts can spot unique bird species. With its marinas and opportunities for water sports, Marathon provides a perfect atmosphere for a fun-filled family vacation.
  2. Islamorada: Located 23.2 miles away from Grassy Key, Islamorada is a city that offers a blend of relaxation and entertainment. Families can enjoy fishing trips, diving adventures, and mesmerizing sunsets by the sea. You can indulge in delicious seafood, unwind at the theaters or opera performances, and simply relax in the laid-back atmosphere. Snorkeling in the crystal-clear waters is a must-do activity. Islamorada provides a unique experience with its local affinities for fishing and sea-related activities, making it an ideal destination for an outdoor vacation with your family.
  3. Big Pine Key: Just 26.0 miles away from Grassy Key, Big Pine Key is a romantic destination with a variety of outdoor activities for families. Explore the picturesque islands, relax on the beautiful beaches, and go kayaking in the tranquil waters. Snorkeling and running enthusiasts will find plenty of opportunities to indulge in their favorite activities. Nature lovers can immerse themselves in the stunning landscapes and even go hunting if interested. Big Pine Key's family-friendly atmosphere and diverse range of activities make it a perfect choice for an outdoor vacation with your loved ones.

Best times to go to Grassy Key

Grassy Key, Marathon has something in store for you whenever you visit. January is the coldest month of the year, while August is hottest, with average temperatures up to 84.4 degrees Fahrenheit. The wettest month in Grassy Key is September, so pack accordingly.

calendar iconCalendar Monthtemperature iconTemperaturerain iconPrecipitationcloud iconCloudiness
January70.9°F (21.6°C)No Rain (Dry)Mostly Sunny
February72.1°F (22.3°C)No Rain (Dry)Mostly Sunny
March73.2°F (22.9°C)No Rain (Dry)Mostly Sunny
April76.8°F (24.9°C)No Rain (Dry)Mostly Sunny
May79.3°F (26.3°C)Light RainMostly Sunny
June82.6°F (28.1°C)Light RainMostly Sunny
July84.0°F (28.9°C)Light RainMostly Sunny
August84.4°F (29.1°C)Light RainMostly Sunny
September83.5°F (28.6°C)Light RainMostly Sunny
October80.6°F (27.0°C)Light RainMostly Sunny
November76.5°F (24.7°C)Light RainMostly Sunny
December73.6°F (23.1°C)No Rain (Dry)Mostly Sunny

Food and dining in Grassy Key

Grassy Key, Florida is a haven for food lovers, with a variety of restaurants offering unique local cuisines. One standout is The Wreck Galley & Grill, a popular spot known for its delicious North American dishes. Whether you're craving a juicy burger or fresh seafood, this moderately rated restaurant has something for everyone. For dessert, head to the charming Ice Cream Shoppe, where you can indulge in a variety of mouthwatering flavors. If you're in the mood for seafood, don't miss the Lobster House, known for its succulent lobster dishes. And for a casual dining experience with a waterfront view, Anchor's Cafe is the perfect choice. Bon appétit!

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How can I save money on my trip to Grassy Key?

Save money on your trip to Grassy Key by bundling your flight, hotel, and car rental together for a discounted price. While visiting, take advantage of the inexpensive local attractions such as exploring the beautiful beaches, enjoying the stunning sunsets and sunrises, and indulging in delicious and affordable seafood options. These activities will provide you and your family with memorable experiences without breaking the bank.

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