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

Find Beach Hotels in Grassy Key, FL

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Check availability on Grassy Key Beach Hotels

Tonight
Sep 12 - Sep 13
Tomorrow
Sep 13 - Sep 14
Next weekend
Sep 18 - Sep 20
In two weeks
Sep 25 - Sep 27

Our top choices for Grassy Key beach hotels

Exterior
Superior Suite | Iron/ironing board (on request), WiFi (free), bed sheets
Exterior
Exterior

1. Gulf View Waterfront Resort

Gulf View Waterfront Resort
Marathon
₩132,402
₩148,953 total
includes taxes & fees
Sep 17 - Sep 18
Gulf View Waterfront Resort
Private beach, kayaking
View from room
Standard Room, 2 Queen Beds | View from room
Dinner served

2. Rainbow Bend Resort

Rainbow Bend Resort
Marathon
₩138,922
₩216,659 total
includes taxes & fees
Sep 13 - Sep 14
Rainbow Bend Resort
Sun loungers, beach umbrellas, beach towels, windsurfing
Balcony view
Deluxe Room, 1 King Bed, Oceanfront - Adults Only | Beach/ocean view
Beach bar

3. Grassy Flats Resort & Beach Club

Grassy Flats Resort & Beach Club
Marathon
  • Escape to this oceanfront paradise with private beach access, water sports, and sun-soaked lounging spots by the sea.
₩234,871
₩328,628 total
includes taxes & fees
Oct 11 - Oct 12
Grassy Flats Resort & Beach Club
Bar (on property)
Suite, Multiple Beds, Bay View | Premium bedding, in-room safe, desk, laptop workspace
Premium bedding, in-room safe, desk, laptop workspace
View from property

4. Fairfield Inn & Suites by Marriott Marathon Florida Keys

Fairfield Inn & Suites by Marriott Marathon Florida Keys
Marathon
  • Escape to seaside bliss with pristine white sand beaches just minutes away and complimentary water activities at this waterfront retreat.
₩179,909
₩202,397 total
includes taxes & fees
Sep 27 - Sep 28
Fairfield Inn & Suites by Marriott Marathon Florida Keys
Restaurant
Bar (on property)
Lobby
Free daily continental breakfast

5. Hampton Inn Marathon - Florida Keys

Hampton Inn Marathon - Florida Keys
Marathon
₩174,918
₩196,783 total
includes taxes & fees
Sep 27 - Sep 28
Hampton Inn Marathon - Florida Keys
Premium Room, 1 King Bed, Lanai, Lagoon View (Kitchenette) | View from room
Outdoor pool, sun loungers
Reception
Premium Room, 1 King Bed, Lanai, Lagoon View (Kitchenette) | View from room

6. Kingsail Resort

Kingsail Resort
Marathon
₩98,945
₩111,313 total
includes taxes & fees
Sep 17 - Sep 18
Kingsail Resort
Dock
Exterior
Large Bungalow | Individually decorated, individually furnished
Exterior

7. Floating Sea Cove Resort & Marina

Floating Sea Cove Resort & Marina
Marathon
₩60,372
₩88,974 total
includes taxes & fees
Sep 17 - Sep 18
Floating Sea Cove Resort & Marina
Exterior
Family Studio Suite, 2 Queen Beds, Kitchen, Canal View | Premium bedding, down comforters, pillowtop beds, minibar
Outdoor pool, open 8:00 AM to 8:00 PM, pool umbrellas, sun loungers
Terrace/patio

8. Coconut Cay Resort & Marina

Coconut Cay Resort & Marina
Marathon
  • Seaside adventures at your doorstep with complimentary kayaking, biking, and a marina just minutes from Sombrero Beach.
₩106,641
₩135,878 total
includes taxes & fees
Sep 15 - Sep 16
Coconut Cay Resort & Marina
Bicycling
Gazebo
WiFi (free), individually decorated, bed sheets
Exterior

9. Bonefish Bay Motel

Bonefish Bay Motel
Marathon
  • Soak up the sun at this waterfront escape, just minutes from the beach with a peaceful pool and complimentary kayaks.
₩139,517
₩167,942 total
includes taxes & fees
Sep 13 - Sep 14
Bonefish Bay Motel
Front of property
Large Efficiency | Pillowtop beds, desk, blackout drapes, soundproofing
Television
Family Suite, 3 Bedrooms, 2 Bathrooms | Property grounds

10. Siesta Motel

Siesta Motel
Marathon
₩98,889
₩111,259 total
includes taxes & fees
Sep 20 - Sep 21
Siesta Motel
View all properties

Choose what matters most at beach hotels in Grassy Key

Pool
Breakfast included
4 stars
5 stars
All-inclusive

Top Grassy Key Hotel Reviews

Banana Bay Resort & Marina

Banana Bay Resort & Marina

8/10 Good
"Bueno"
Yudielis 3-night trip
Posted 1 hour ago
Banana Bay Resort & Marina
Fairfield Inn & Suites by Marriott Marathon Florida Keys

Fairfield Inn & Suites by Marriott Marathon Florida Keys

8/10 Good
"Estuvo muy bien 👍 este viaje no fuimos a la piscina"
Adriana 2-night trip
Posted 23 hours ago
Fairfield Inn & Suites by Marriott Marathon Florida Keys
Faro Blanco Resort Marathon Florida Keys, Curio by Hilton

Faro Blanco Resort Marathon Florida Keys, Curio by Hilton

10/10 Excellent
"This was an absolute treasure to stay at. Clean, friendly, great food and drink, even beautiful grounds and landscaping. I highly recommend this place - I know if I go back to Key West I will 100% stay here. We thoroughly enjoyed ourselves."
Jim 4-night trip
Posted 1 day ago
Faro Blanco Resort Marathon Florida Keys, Curio by Hilton
Tranquility Bay Beachfront Hotel and Resort

Tranquility Bay Beachfront Hotel and Resort

10/10 Excellent
"Beautiful view. Enjoyed it for a week❤️❤️❤️ would definitely visit again."
Daniel 4-night trip
Posted 2 days ago
Tranquility Bay Beachfront Hotel and Resort
Skipjack Resort & Marina

Skipjack Resort & Marina

10/10 Excellent
"Great spot"
Justin 2-night trip
Posted 3 weeks ago
Skipjack Resort & Marina

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