Holiday rentals in Grassy Key

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Top-rated holiday rentals in Grassy Key

Guests agree: these stays are highly rated for location, cleanliness and more.

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Guest favourite
Home in Marathon
4.92 out of 5 average rating, 76 reviews

Beach House, Private Pool, Dock, Gulf View Sunsets

You don’t come to the islands to stay in a town—you come to slow down. Welcome to our tropical keys beach home, tucked away from the traffic and noise of US Hwy #1. Sway with the palms on the wraparound deck, soak in wide-open panoramic bay views, and catch fiery sunsets right off your dock. Fire up the BBQ, brew a Keurig, float in the private pool, or cast a line from the 300’ private pier/dock. Easy going island living with ocean / gulf breezes, comfy beds, quality linens, Wi-Fi, and cable TV.

Superhost
A sandy beachfront is framed by palm trees, with the glistening Atlantic ocean in the background. A volleyball net is set up on the sand, along with multiple seating areas for relaxation, inviting guests to enjoy the tranquil environment and scenic views.
Home in Marathon
4.85 out of 5 average rating, 52 reviews

Viamarhe House-Private beach, Kayak, yard games

If you are looking to enjoy the natural beauty and the captivating views of the Florida Keys, our charming Oceanfront house is the place for you. Enjoy the breathtaking views of the sunrise and the starry night show over the beautiful Atlantic ocean. You and your family can enjoy the exclusivity this property will give you, Viamarhe is its own little resort, 5 kayak and fishing rods, volleyball, chess and bowling ground, Domino, Billiards, Ping-Pong, and Football. the propane BBQ grill, fire pit

Guest favourite
A clear view of a swimming pool framed by lush greenery and manicured grass, extending toward the Atlantic Ocean. The tranquil water reflects the blue sky above, enhancing the serene setting.
Home in Marathon
4.89 out of 5 average rating, 18 reviews

SAY'S BY THE SEA

Oceanfront 2BD/2BA and separate 1BD/1BA pool-side overlooking the Atlantic* Enter your paradise dream home with stunning views and privately nested away from the big city noise. You'll be staying in our large three bedrooms and three baths secluded retreat with a large terra overlooking the Atlantic Ocean. The home's rooftop deck on the third floor offers a panoramic and open observatory which is great for catching rays, watching sunrises, sunsets and shooting stars. RENTAL LICENSE #VACA-22-30

Guest favourite
Houseboat in Islamorada Tavernier
4.9 out of 5 average rating, 271 reviews

Baycation Houseboat | Florida Keys Waterfront Stay

Escape to the laid-back luxury of the Florida Keys aboard your own floating oasis. This fully equipped houseboat offers the perfect blend of comfort, adventure and true waterfront living. Wake up to breathtaking sunrises, sip your morning coffee as the marine life glide by, and fall asleep to the gentle sway of the water. Whether you’re celebrating something special or simply craving a one-of-a-kind getaway, this houseboat is the ideal home base for both keys adventures and peaceful retreats 💫

Guest favourite
A spacious deck is visible, offering a view of the Gulf of Mexico and a nearby dock. Comfortable outdoor seating is arranged against the backdrop of lush greenery and a sandy shoreline, providing a relaxing setting to enjoy the scenery.
Home in Marathon
4.8 out of 5 average rating, 111 reviews

Beautiful Waterfront book now 2026 filling up fast

This property is like having your own private resort. We are on the Gulf of Mexico with a Million-dollar waterfront view & sunsets. 4BR + bonus room w/queen bed & futon. 2 full bathrooms 4 TVs. Pool, Private Dock. Watch the Dolphins daily. We a located next to the World-Famous Dolphin Research Center. House has wrapped around deck plenty of seating inside/out. Large private yard with plenty of room for all your needs. Walking distance to restaurant, marina. Kayaks/Paddleboards mostly available.

Top guest favourite
A covered Tiki Hut is featured at the waterfront, furnished with comfortable seating arrangements. Views of the water and dock are visible beyond the structure, framed by lush greenery and palm trees. The space is designed for relaxation and enjoyment of the serene surroundings.
Home in Key Colony Beach
4.93 out of 5 average rating, 141 reviews

Captain’s Quarters Ahoy Mateys! Florida, Keys

This is located at the Florida Keys in Key Colony, Marathon. It is a spacious two bedroom, two bathroom duplex surrounded by water. It is a renovated beauty and close to the best restaurants and the tranquility of this city. It is the perfect getaway where you can recharge your exhausted batteries. Captain’s Quarters is a clean and spacious base camp location for the many adventures that await you in this amazing location. Water views and the accessibility to the best fishing in the world.

Top guest favourite
A wooden dock extends over calm waters, flanked by posts leading to a serene view of the sky at sunset. Lush palm trees are visible in the background, enhancing the tranquil atmosphere of the canal.
Guest suite in Key Colony Beach
4.99 out of 5 average rating, 137 reviews

Turtle-By-The-Sea: the Best Deal in KCB!

A perfect get-away for couples or budget travelers, Turtle-by-the-Sea is the best priced vacation rental or hotel room in the middle-keys. Together with its prime location and amenities there simply isn’t a better deal to be had! Bursting with Keys charm, this cozy retreat is the perfect place to relax & escape. Owners Mallory & Steve infused their love of the Keys & its surrounding ocean into every aspect of their waterside home. Shoot us a message & start planning your dream Keyscation!

Top guest favourite
Home in Marathon
5 out of 5 average rating, 45 reviews

Serenity Oasis~Pool!~Putt-Putt!~Kayaks~Bikes~Spa

Welcome to your dream Serenity Oasis! 🌊🌺 This 3 BR sanctuary in the heart of the Florida Keys has been redesigned so every detail lets you indulge in the ultimate getaway in Paradise🌴. Enjoy evening swims under the stars in your private heated pool✨, morning kayak adventures or bike rides 🚲, foosball or cornhole games, popcorn-filled movie nights 🍿, and unwind after a long day in your spa-like bathroom. At Serenity Oasis, every corner is made for joy, laughter, and relaxation 🍹☀️

Top guest favourite
An aerial view of the waterfront area shows vibrant turquoise waters and lush greenery. The scene includes several residential buildings along the coastline and a nearby marina, with boats visible on the water and the horizon illustrating a scenic expanse.
Home in Marathon
4.93 out of 5 average rating, 242 reviews

Oceanfront Tiny Villa in the Heart of the FL Keys

Welcome to your happy place in the beautiful Florida Keys! Our oceanfront villa is located on Duck Key right outside of Marathon and next to the world famous Hawks Cay Resort. Halfway between Key Largo and Key West, it’s the perfect location to explore all our island paradise has to offer. Enjoy world class fishing, diving and snorkeling or kick back with a cold beverage and enjoy a stunning sunset on one of our covered porches. And always remember…it’s 5 o’clock somewhere!!

Guest favourite
Home in Marathon
4.87 out of 5 average rating, 30 reviews

P58 - Gulf Front Luxury 4 bedroom 4 bath with priv

This beautiful Polynesian style home offers 4 bedrooms, 4 baths, beautifully landscaped grounds and a large, private, heat optional pool. Ideally located on the open water of the Gulf of Mexico the views are unlike any other. Located in Grassy Key, this allows guests to be away from the hustle and bustle of Marathon traffic. - Maximum Occupancy: 8 guest (includes adults and children of any age) (*children of any age, including infants, count toward occupancy)

Top guest favourite
A wooden dock extends over calm waters, featuring several brown adirondack chairs positioned for relaxation. Lush palm trees and tropical foliage line the shore, while a glimpse of a covered seating area and distant homes adds to the coastal atmosphere.
Home in Marathon
4.98 out of 5 average rating, 52 reviews

Oceanfront w/ Dock, Kayaks, Hot Tub & Secluded

Buchanan Keys Cottage Take a step back into “Old Keys” living. Once Upon A Tide; there was a sense of tranquility & peacefulness found throughout the Keys, like the one you will uncover when choosing to stay at this private, serene, 1/1 oceanfront cottage. Located on Grassy Key, this beautiful home is just 10 minutes from the City of Marathon. Far enough to be away from the hustle & bustle, but close enough to make a grocery/store run a “Keys breeze”.

Superhost
A charming floating bungalow rests on calm waters, surrounded by an expansive horizon. Its thatched roof and large windows reflect a serene setting, while the gentle ripples of the water enhance the peaceful atmosphere.
Houseboat in Buttonwood Sound
4.91 out of 5 average rating, 34 reviews

Premium Floating Bungalow by Stay Ombi

Welcome to Stay Ombi, a fully off-grid escape on the gentle waters of Buttonwood Sound in the Florida Keys. Ombi offers three bungalows, crafted to immerse you in nature - without compromising on comfort. Guests are transported to the bungalow by boat (10-minute trip), which will be pre-stocked with all of your requested comforts. Our concierge team will work with you upon booking to plan one of the most unique experiences in the Keys.

Popular amenities for Grassy Key holiday rentals

  1. Airbnb
  2. United States
  3. Florida
  4. Monroe County
  5. Marathon
  6. Grassy Key