Holiday rentals in Grassy Key

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Top-rated holiday rentals in Grassy Key

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Guest favourite
A beach home with a turquoise roof is nestled among palm trees and tropical landscaping. Two sets of chairs in yellow and blue are positioned on the sandy area in the foreground, inviting relaxation. A private pool and lush greenery are visible in the background.
Home in Marathon
4.92 out of 5 average rating, 71 reviews

Beach House, Private Pool & Dock, Gulf Sunset view

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
Home in Marathon
4.93 out of 5 average rating, 68 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
4.82 out of 5 average rating, 108 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 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, 121 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
A spacious outdoor porch features a round dining table surrounded by four chairs. A kayak is positioned nearby, and lush greenery and water views are visible in the background, enhancing the inviting outdoor space.
Villa in Duck Key
4.96 out of 5 average rating, 166 reviews

Beach House - Kayak 2/2.5 Villa - OS Slip/Ramp/Pkg

Welcome to Beach House Getaway, a charming villa tucked away on the serene island of Duck Key and perfectly situated in the heart of the Florida Keys. Nestled between Key Largo and Key West, Duck Key serves as a peaceful yet convenient base for your island getaway. Its central location means you’re just a short drive from some of the most iconic destinations in the Keys, including the natural wonders of Bahia Honda State Park, the famous waters around Islamorada, and the lively Key West.

Top guest favourite
A bright and airy studio room features two queen-sized beds with crisp white bedding and anchor-themed decorative pillows. Light blue accents are present throughout, complemented by coastal artwork on the walls. Large windows allow natural light to fill the space, enhancing its serene atmosphere.
Apartment in Key Colony Beach
4.92 out of 5 average rating, 330 reviews

Coastal Key Colony Beach Condo, Oceanfront Complex

Lovely coastal Keys studio condo in Key Colony Beach oceanfront complex with heated pool and private beach. Unit #17 has new beds with memory foam mattress toppers and renovated kitchen with granite countertops stocked with everything needed to cook a complete meal (dishes, cookware, appliances and of course blender, etc). Relax on the back balcony and enjoy sunsets from Sunset Park right next door. Private beach with lounge chairs, patio tables, tiki's and BBQ grills for guest use.

Superhost
Home in Marathon
4.72 out of 5 average rating, 46 reviews

Ultra Quiet & Peaceful Getaway Marathon Treehouse

Welcome to THE FLORIDA KEYS TREEHOUSE IN MARATHON! A refuge among the trees, The Treehouse is a private and secluded getaway for family & friends, featuring two bedrooms, a super cozy living space, as well as a large deck. Surround yourself with shady trees and enjoy the ocean breeze as you soak in the beautiful Florida Keys. ✰ 3 mins to the nearest Public Boat Ramp ✰ 6 mins to Curry Hammock State Park ✰ 10 mins from Markets & Popular Restaurants Looking forward to hosting you!

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, 216 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!!

Superhost
Three modern Aqua Lodges are positioned on water, featuring white exteriors and blue roofs. Each lodge has a furnished deck with chairs, providing relaxed seating options. A smooth, concrete path runs alongside the lodges, leading to a marina setting with sailboats in the background.
Villa in Marathon
4.9 out of 5 average rating, 464 reviews

New Aqua Lodge 2Beds 1 Bath with Full Kitchens

This hip spot is the new thing in lodging. Aqua Lodge is all the modern amenities while being on the water. Full kitchens, flat screen tv's, wi-fi , pool, bikes, sunset beach. We have it all right at your finger tips. You can sleep up to 5 people comfortably. We have great air conditioning and big showers. The deck is furnished with a dining table for those romantic outdoor dinners in the moonlight. We also have a sunset beach area for the best sunsets in the Florida keys!

Superhost
An outdoor area features a large chessboard with oversized pieces set up on a sandy surface. Colorful lounge chairs and palm trees are visible in the background, alongside a glimpse of the ocean. Additional games can be seen in the vicinity, enhancing the recreational space.
Cabin in Marathon
4.66 out of 5 average rating, 29 reviews

Viamarhe Cabin-Private beach, Kayak, yard games

If you are looking to enjoy the natural beauty, and romantic stay in a rear cabin with complete bath and kitchen independent of the main house but with a patio that shares the amenities of games and entertainment of a mini resort our Oceanfront small apartment is the place for you. You and your couple can enjoy the exclusivity this property will give you, like the 5 kayak and fishing rods, volleyball, chess, bowling, carbon and propane BBQ grill, and a fire pit.

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, 44 reviews

Oceanfront w/ Dock, 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”.

Guest favourite
A welcoming entrance features a door labeled '8A' and is flanked by two red chairs with blue and white striped cushions. A small table rests between them, surrounded by potted plants. A window offers a glimpse of natural light within the unit.
Flat in Marathon
4.86 out of 5 average rating, 110 reviews

Cozy Keys Efficiency 8a

Efficiency has a queen size bed, a 3-seat sofa and a small dining table with 2 chairs. Private bathroom. AC will keep you cool. Kitchen is fully equipped with 4 burner stove, microwave, medium size refrigerator with freezer. Enjoy the breezes on your patio, each unit has a gas BBQ grill and a picnic bench outside. Enjoy a swim in our shared pool. Optional boat slip can be rented for $25/night Efficiency has a 2 person maximum occupancy - no exceptions.

Popular amenities for Grassy Key holiday rentals

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