A dolphin swimming near a wooden dock and a tree branch in the water.

Find hotels in Grassy Key, FL from CA $92

  • Change your mind

    Book hotels with free cancellation

  • Treat yourself

    Sign in to save 10% or more on thousands of hotels
    Sign in

  • Be picky

    Search almost a million properties worldwide

Check prices for these dates

Tonight
Aug 29 - Aug 30
Tomorrow
Aug 30 - Aug 31
Next weekend
Sep 4 - Sep 6
In two weeks
Sep 11 - Sep 13

Filter by

Star rating

Guest rating

Our top choices for Grassy Key hotels

A tropical resort with a swimming pool, palm trees, and a view of the ocean.
A beach view with palm trees, a hammock, and a chair by the water.
An aerial view of a resort with a swimming pool, palm trees, and a beach area.
A bedroom with a bed, nightstands, a TV, a ceiling fan, and a view of the ocean.

1. Gulf View Waterfront Resort

Gulf View Waterfront Resort
Marathon
United States
Stanley
CA $109
CA $123 total
includes taxes & fees
Aug 31 - Sep 1
Gulf View Waterfront Resort
A wooden deck with a pool and chairs overlooking a beach with palm trees.
A pool area with palm trees and a view of the ocean.
A beach with a wooden walkway leading to the water, palm trees, and a clear sky.
A hotel room with a sofa, a desk, a chair, a TV, and a balcony with curtains.

2. Grassy Flats Resort & Beach Club

Grassy Flats Resort & Beach Club
Marathon
United States
Tiffany
CA $201
CA $292 total
includes taxes & fees
Sep 28 - Sep 29
Grassy Flats Resort & Beach Club
A wooden deck with two chairs and a table, overlooking a beach with palm trees and the ocean.
A beach with lounge chairs and umbrellas, palm trees, and a building with balconies.
A two-story beachfront house with a balcony, surrounded by palm trees and a sandy beach.
A table with breakfast items and a view of the beach.

3. Rainbow Bend Resort

Rainbow Bend Resort
Marathon
United Kingdom
Adam
CA $131
CA $210 total
includes taxes & fees
Sep 29 - Sep 30
Rainbow Bend Resort
A bar area with a long counter, bar stools, and a view of the water.
A balcony with a view of the ocean, a round table, and two chairs.
A waterfront property with a large building, a smaller structure with a thatched roof, and several boats docked.
A balcony with a view of a body of water, a pool, and outdoor seating.

4. Fairfield Inn & Suites by Marriott Marathon Florida Keys

Fairfield Inn & Suites by Marriott Marathon Florida Keys
Marathon
United States
Lizabell
CA $186
CA $210 total
includes taxes & fees
Sep 7 - Sep 8
Fairfield Inn & Suites by Marriott Marathon Florida Keys
A beachfront property with a white balcony, palm trees, and a sandy beach.
A coastal hotel with a pool, parked cars, and a view of the ocean.
A pool area with lounge chairs, a wooden deck, and a view of the ocean.
A hotel room with a bed, a nightstand with a lamp, a microwave, and a refrigerator.

5. Conch Key Fishing Lodge and Marina

Conch Key Fishing Lodge and Marina
Marathon
United States
Silvia
CA $129
CA $145 total
includes taxes & fees
Aug 31 - Sep 1
Conch Key Fishing Lodge and Marina
A pool area with lounge chairs and umbrellas, surrounded by palm trees.
A modern living room with a balcony overlooking the sea, furnished with a sofa, chairs, and a dining table.
An aerial view of a coastal resort with multiple white buildings, a clear turquoise sea, and lush greenery.
A pathway leading to a pool area with palm trees and a sunset view.

6. Hawks Cay Resort

Hawks Cay Resort
Marathon
United States
Craig
CA $258
CA $397 total
includes taxes & fees
Sep 13 - Sep 14
Hawks Cay Resort
A wooden dock leading to a row of boats, with a thatched-roof building and palm trees in the background.
An aerial view of a resort with a swimming pool, lounge area, and palm trees.
Two bicycles parked on a sandy beach with the ocean in the background.
A bedroom with a bed, two bedside lamps, a glass table, and a view of a balcony with palm trees.

7. Bonefish Bay Motel

Bonefish Bay Motel
Marathon
United States
William
CA $111
CA $134 total
includes taxes & fees
Aug 31 - Sep 1
Bonefish Bay Motel
Three colorful drinks on a table with a thatched roof and outdoor seating.
A pool area with lounge chairs, a thatched-roof structure, and a view of the ocean.
A bar area with wicker chairs and a thatched roof, overlooking a body of water with boats.
A modern kitchen with a central island, various appliances, and hanging pendant lights.

8. Hampton Inn Marathon - Florida Keys

Hampton Inn Marathon - Florida Keys
Marathon
United States
Adnil
CA $181
CA $204 total
includes taxes & fees
Sep 8 - Sep 9
Hampton Inn Marathon - Florida Keys
A marina with a dock, a boat, and a row of buildings with large windows.
A wooden deck with a covered area, green Adirondack chairs, and a view of palm trees and a water body.
A pool area with lounge chairs and umbrellas, surrounded by palm trees and a white fence.
A two-story beachfront hotel with a wooden deck, palm trees, and a clear sky.

9. Coconut Cay Resort & Marina

Coconut Cay Resort & Marina
Marathon
United States
Huy
CA $82
CA $105 total
includes taxes & fees
Sep 1 - Sep 2
Coconut Cay Resort & Marina
A covered outdoor area with a view of a pool and palm trees.
A covered patio with a round table and chairs, large windows, and a view of a street and greenery.
A reception desk with a marble countertop, a Toshiba laptop, a vase with white flowers, and a sign indicating an office.
A swimming pool with yellow lounge chairs, palm trees, and a white building in the background.

10. Kingsail Resort

Kingsail Resort
Marathon
United States
oldrich
CA $106
CA $120 total
includes taxes & fees
Sep 13 - Sep 14
Kingsail Resort
A small boat house named "SEACOVE" with a dock extending into calm water, surrounded by pebbles and rocks.
A building with a blue roof and white walls, a gravel driveway, and a white picket fence.
A waterfront dock with pebbles, rocks, and a red chair.
A room with a large bed, a sofa, a desk, and a chair.

11. Floating Sea Cove Resort & Marina

Floating Sea Cove Resort & Marina
Marathon
United States
Matthew
CA $63
CA $92 total
includes taxes & fees
Aug 31 - Sep 1
Floating Sea Cove Resort & Marina
A hammock on a sandy beach with palm trees, a pool, and lounge chairs in the background.
A beach with palm trees, lounge chairs, and a picnic table.
A wooden pier leading to a dock with boats, a clear sky, and calm water.
A view from a balcony overlooking a beach with palm trees, a wooden deck, and a blue picnic table.

12. Seascape Resort & Marina

Seascape Resort & Marina
Marathon
United States
Sujoy
CA $144
CA $231 total
includes taxes & fees
Sep 2 - Sep 3
Seascape Resort & Marina
A pool area with lounge chairs and umbrellas, a thatched-roof structure, and a view of the ocean.
A beach with a palm tree, clear blue water, and a bridge in the distance.
A spacious living area with a view of the ocean, a balcony with a pool, and a staircase leading to another level.
A modern kitchen with a central island, a dining area with a view of the beach, and a living room with a large window overlooking the ocean.

13. Glunz Ocean Beach Hotel & Resort

Glunz Ocean Beach Hotel & Resort
Key Colony Beach
United States
Erica
CA $193
CA $277 total
includes taxes & fees
Sep 29 - Sep 30
Glunz Ocean Beach Hotel & Resort
A building with a white exterior, purple doors, and a small patio area with chairs and a table.
A compact kitchen with wooden cabinets, a microwave, and a refrigerator. There is a dining area with wicker chairs and a small table.
A hotel room with two beds, a desk, a chair, a TV, and a window with curtains.
A compact room with a kitchenette, a flat-screen TV, a wooden desk, a chair, and a wardrobe.

14. Siesta Motel

Siesta Motel
Marathon
United States
Neeltje
CA $97
CA $110 total
includes taxes & fees
Aug 31 - Sep 1
Siesta Motel
A resort with a swimming pool, lounge chairs, and palm trees.
A spacious living area with a large island, wooden furniture, and a ceiling fan.
A bedroom with a large bed, a ceiling fan, a TV on the wall, and a view of the beach through a window.

15. Lime Tree Bay Resort

Lime Tree Bay Resort
Long Key
United States
Chadwick
CA $156
CA $238 total
includes taxes & fees
Sep 1 - Sep 2
Lime Tree Bay Resort
Three Adirondack chairs on a sandy beach with a view of the ocean and a clear sky.
A marina with boats docked, a dock extending into calm waters, and a small island with palm trees.
An aerial view of a marina with multiple boats docked, surrounded by a sandy beach and palm trees.
A clear view of a swimming pool with lounge chairs and umbrellas, surrounded by palm trees and a clear sky.

16. Banana Bay Resort & Marina

Banana Bay Resort & Marina
Marathon
United States
michael
CA $124
CA $194 total
includes taxes & fees
Sep 30 - Oct 1
Banana Bay Resort & Marina
A marina with several docked boats and a row of small, white cabins with blue roofs.
A waterfront property with floating houses connected by a wooden dock.
A modern kitchen with white cabinetry, a wooden countertop, and a built-in microwave.
A modern kitchen with white cabinets, a microwave, and a dining area with a table and chairs.

17. Yacht Haven Marina

Yacht Haven Marina
Marathon
United States
Clara
CA $123
CA $333 total
includes taxes & fees
Sep 1 - Sep 2
Yacht Haven Marina
Two hammocks on a sandy beach with a clear blue sky and turquoise water.
An aerial view of a coastal resort with a marina, palm trees, and a large building complex.
A bar area with a view of the ocean, bar stools, umbrellas, and a variety of bottles.
A clear blue pool with white lounge chairs and palm trees, overlooking a calm sea.

18. Courtyard by Marriott Faro Blanco Resort, Marathon Florida Keys

Courtyard by Marriott Faro Blanco Resort, Marathon Florida Keys
Marathon
United States
Evelyn
CA $199
CA $279 total
includes taxes & fees
Sep 8 - Sep 9
Courtyard by Marriott Faro Blanco Resort, Marathon Florida Keys
An outdoor seating area with wicker furniture and cushions, a thatched-roof structure, and lush greenery.
A bedroom with a bed, bedside tables, a TV, and a sliding glass door to the outside.
A food truck parked in a lush garden with a brick pathway, surrounded by various plants and a white fence.
Two small, single-story buildings with a red and yellow exterior, each with a door and windows, and surrounded by greenery and trees.

19. Tropical Cottages

Tropical Cottages
Marathon
Canada
Natasha
CA $118
CA $133 total
includes taxes & fees
Aug 31 - Sep 1
Tropical Cottages
A pier extending into clear blue water with boats docked.
A beachside area with thatched umbrellas, picnic tables, and a pool.
An aerial view of a coastal hotel with a pool, multiple buildings, and a pier extending into the water.
A beach with a thatched umbrella, lounge chairs, and a pool.

20. Edgewater Lodge

Edgewater Lodge
Long Key
United States
Noemi
CA $224
CA $252 total
includes taxes & fees
Aug 31 - Sep 1
Edgewater Lodge
View all properties
Save an average of 15% on thousands of hotels when you're signed in

Learn more about Grassy Key

Experience the seaside area of Grassy Key—beaches, a scenic waterfront, and sights from Curry Hammock State Park to Keys Cable Park.

See all hotels in Grassy Key
A building with a blue awning labeled "Dolphin Research Center" and a dolphin logo.

Top Grassy Key Hotel Reviews

Gulf View Waterfront Resort

Gulf View Waterfront Resort

10/10 Excellent
"Great"
KEITH 1-night trip
Posted 3 hours ago
Gulf View Waterfront Resort
Coconut Cay Resort & Marina

Coconut Cay Resort & Marina

10/10 Excellent
"Everything was great in my stay"
Carlos 1-night trip
Posted 5 hours ago
Coconut Cay Resort & Marina
Fairfield Inn & Suites by Marriott Marathon Florida Keys

Fairfield Inn & Suites by Marriott Marathon Florida Keys

10/10 Excellent
"Great location, staff helpful and clean!"
Shayne 2-night trip
Posted 7 hours ago
Fairfield Inn & Suites by Marriott Marathon Florida Keys
Hampton Inn Marathon - Florida Keys

Hampton Inn Marathon - Florida Keys

8/10 Good
"Helpful staff, great breakfast"
Annie 2-night trip
Posted 15 hours ago
Hampton Inn Marathon - Florida Keys
Captain Pips Marina & Hideaway

Captain Pips Marina & Hideaway

10/10 Excellent
"Parking was limited, but I was there during the off season, so it was easy to secure a good space"
Ric 2-night trip
Posted 2 days ago
Captain Pips Marina & Hideaway
Floating Sea Cove Resort & Marina

Floating Sea Cove Resort & Marina

10/10 Excellent
"Super great place"
Brian 1-night trip
Posted 2 days ago
Floating Sea Cove Resort & Marina
Banana Bay Resort & Marina

Banana Bay Resort & Marina

8/10 Good
"solid hotel, nice rooms breakfast could be better"
michael 2-night trip
Posted 3 days ago
Banana Bay Resort & Marina
Yacht Haven Marina

Yacht Haven Marina

10/10 Excellent
"Very clean nice and peaceful"
Melissa 4-night trip
Posted 6 days ago
Yacht Haven Marina
Luxury Seaside Escape ~ Pool ~ Dock ~ Scenic Views

Luxury Seaside Escape ~ Pool ~ Dock ~ Scenic Views

10/10 Excellent
"The house was clean and nice. The dock was a must even without a boat. You see manatees, dolphins and can catch some smaller fish. The pool and bottom area is a great place for families. The host was very nice and helpful. I would recommend this location."
Michael D. 7-night trip
Posted 3 weeks ago
Luxury Seaside Escape ~ Pool ~ Dock ~ Scenic Views

More cheap stays in Grassy Key

Floating Sea Cove Resort & Marina

Floating Sea Cove Resort & Marina

12685 Overseas Highway Marathon FL
CA $63
CA $92 total
Aug 31 - Sep 1
includes taxes & fees
5.2/10 (1,002 reviews)
Floating Sea Cove Resort & Marina
Kingsail Resort

Kingsail Resort

7050 Overseas Highway Marathon FL
CA $106
CA $120 total
Sep 13 - Sep 14
includes taxes & fees
Kingsail Resort
Bonefish Bay Motel

Bonefish Bay Motel

12565 Overseas Highway Marathon FL
CA $111
CA $134 total
Aug 31 - Sep 1
includes taxes & fees
Bonefish Bay Motel
Hampton Inn Marathon - Florida Keys

Hampton Inn Marathon - Florida Keys

13351 Overseas Highway Marathon FL
CA $181
CA $204 total
Sep 8 - Sep 9
includes taxes & fees
9/10 Wonderful! (1,001 reviews)
Hampton Inn Marathon - Florida Keys
Rainbow Bend Resort

Rainbow Bend Resort

57784 Overseas Hwy Marathon FL
CA $131
CA $210 total
Sep 29 - Sep 30
includes taxes & fees
Rainbow Bend Resort
Matecumbe Resort

Matecumbe Resort

76261 Overseas Hwy Islamorada FL
CA $186
CA $210 total
Aug 31 - Sep 1
includes taxes & fees
9/10 Wonderful! (159 reviews)
Matecumbe Resort

Hotels in Grassy Key with star rating

Explore a world of travel with Expedia