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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Top guest favourite
Home in Marathon
5 out of 5 average rating, 16 reviews

Oceanfront Rooftop Views w/ 75ft of Dockage

Welcome aboard Captains Rooftop, Your 4BR Rooftop Deck Hot Tub Oasis on a direct ocean access canal with 75ft of dockage. This three story stilted rooftop home provides a unique unforgettable Florida Keys experience for your entire family. 🏊‍♂️ 2 Luxury jet Hot Tubs (One on the roof, one in the backyard) ⛵ Private 75ft dock surrounded by a mangrove jungle 🕹️ Foosball Table 🍳 Rooftop patio with BBQ grill & open ocean view dining 💻 High-speed Wi-Fi for streaming & remote work 🛏️ Comfortable

Guest favourite
Home in Marathon
4.92 out of 5 average rating, 73 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.

Guest favourite
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
4.92 out of 5 average rating, 49 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
Home in Marathon
4.93 out of 5 average rating, 74 reviews

NEW!The Hideaway~Pool~Pickleball~Putt-Putt~Kayaks!

NEW RENO! Welcome to The Keys Hideaway! 🌴🍍 The ✨ONLY✨ house in Marathon with its own private Pickleball Court and 4-Hole Putt-Putt Course!! Live your dream getaway in this Gorgeous 3BR Paradise in the heart of the Florida Keys. Sip a cold drink by your private pool🍹, play Pickleball🎾, enjoy Putt-Putt⛳, paddle out on a Kayak🌅, enjoy a bike ride🚲, or play Ping-Pong🏓, end the day with a family cookout🔥 At The Hideaway, you’ll have it all, adventure, relaxation, and unforgettable memories!✨

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
4.83 out of 5 average rating, 109 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, 136 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 serene outdoor space features two wooden lounge chairs positioned on a grassy area beside calm waters. A small table is placed nearby, and a private dock extends towards the water, flanked by lush greenery in the background under a bright blue sky.
Townhouse in Key Colony Beach
5 out of 5 average rating, 12 reviews

Castillo Del Mar- Ocean access from your backyard

Welcome to PARADISE! — perfect for salty families, fishing lovers and beach goers • Prime Location – In Key Colony Beach with access to Cabana Club pool & private beach • Walk to Dining – Steps from Sparky’s Landing & Island Company • Boater’s Paradise – Backyard dockage for boats up to 30 ft • Spacious Kitchen – Family-style layout with 4-person bar top • Boho Dining Room – Perfect for cozy dinners and entertaining • Amenities include washer + dryer, fully stocked kitchen, Cozy Tv Room

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
4.92 out of 5 average rating, 233 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, 51 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”.

Top guest favourite
An aerial view of a lush backyard is presented, featuring a private pool surrounded by wooden decking. Loungers are positioned around the pool, complemented by tropical greenery that provides shade and privacy.
Home in Duck Key
5 out of 5 average rating, 106 reviews

Private Pool Tropical Oasis - Centrally Located

Centrally located in the Florida keys, this beautiful three-bedroom home is steps away from fishing, restaurants, boat rentals and water sports. The property features a private and lush backyard filled with your own private pool, loungers and outdoor games. In the evening, unwind with a refreshing drink under the outdoor lighting or in the heated pool. The villa includes a high chair, pack and play, bed rails, booster seat, baby gate and kids dishware.

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, 33 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