Grassy Flats Resort & Beach Club
Marathon hotel with pools, sea views, and pet-friendly rooms.
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Grassy Flats Resort & Beach Club is a hotel located in Marathon, Florida. The property features two swimming pools, a hot tub, and an outdoor fireplace. Guests can enjoy amenities such as free parking and complimentary WiFi throughout their stay. This resort offers rooms with balconies and sea views, all equipped with air-conditioning and private bathrooms. It is also a pet-friendly establishment, with specific rooms available for guests travelling with animals. On-site dining is available with three restaurants and a bar.
Should you book Grassy Flats Resort & Beach Club?
A pet-friendly resort in Marathon with multiple pools and on-site dining.
Best for
- Poolside relaxation
- Sea views
- Pet owners
- Families
Maybe not ideal for
- Adults Only room options available, check booking details
Rooms with a view
Accommodations provide private balconies and sea views. Rooms are air-conditioned and feature private bathrooms, flat-screen TVs, and refrigerators. Some rooms are designated as adults-only.
On-site dining and drinks
The resort has three restaurants and a bar, offering various dining options for guests. An outdoor fireplace provides a communal gathering spot.
Pools and recreation
Guests have access to two swimming pools and a hot tub. Bicycle rental and water sports facilities are available on-site, some with additional charges.
Rooms & rates
Wreckers House Single King Room - Adults Only
46.0 m² · 1 king bed
Entire studio · Balcony · Sea view · Pool view · Pool with a view · Air conditioning
Humidor House King Suite - Adults Only
42.0 m² · 1 king bed
Entire studio · Balcony · Sea view · Pool view · Pool with a view · Air conditioning
Wreckers House Galleon King Suite - Adults Only
46.0 m² · 1 king bed
Entire studio · Balcony · Sea view · Pool view · Pool with a view · Air conditioning
Standard Double Room - Adults Only
46.0 m² · 2 queen beds
Balcony · Sea view · Pool view · Pool with a view · Air conditioning · Attached bathroom
What you'll enjoy
Gallery
Amenities & facilities
Most popular facilities
- 2 swimming pools
- Non-smoking rooms
- Free parking
- Facilities for disabled guests
- Free Wifi
- 3 restaurants
- Family rooms
- Tea/Coffee Maker in All Rooms
Great for your stay
- 3 restaurants
- Parking
- Private bathroom
- Balcony
- Air conditioning
- View
- Pet friendly
- Free Wifi
Private bathroom
- Toilet paper
- Towels
- Bath or shower
- Toilet
- Free toiletries
- Hairdryer
- Shower
Bedroom
- Linens
View
- Pool view
- Sea view
- View
Outdoors
- Outdoor fireplace
- Outdoor furniture
- Balcony
Location
58182 Overseas Hwy,Marathon FL 3305, Marathon, FL 33050, United States, Marathon, Florida
Grassy Flats Resort & Beach Club is located in Marathon, Florida.
Things to do nearby
- Dolphin Research Centerattraction0.7 mi
- Grassy Key Marinamarina0.8 mi
- Keys Cable Parkwater park1.1 mi
Straight-line distances from the property · data © OpenStreetMap contributors
What guests say
8.8 / 10 · Very good on Booking.com, from 585 guest reviews
Grassy Flats Resort & Beach Club earns consistently warm reviews for its stunning ocean views, well-maintained pools, and genuinely friendly staff, making it a standout value in the Florida Keys. The overall sentiment across these reviews is strongly positive, with only a handful of practical niggles worth noting before booking.
Reviews scoring 9–10: 24 · average 9.7
They wrote about: room, staff, location
Reviews scoring 7–9: 6 · average 8
They wrote about: location, room, staff
No reviews in the selected score range.
Good to know
House rules
- Check-in
From 4:00 PM to 9:00 PM
Guests are required to show a photo ID and credit card at check-in.
You need to let the property know what time you'll be arriving in advance.
- Check-out
From 7:00 AM to 11:00 AM
- Cancellation/ prepayment
Cancellation and prepayment policies vary according to accommodation type. Enter your stay dates and check the conditions of your selected option.
- Refundable damage deposit
A damage deposit of US$250 is required on arrival. This will be collected by credit card. You should be reimbursed on check-out. Your deposit will be refunded in full by credit card, subject to an inspection of the property.
- Age restriction
The minimum age for check-in is 25
- Pets
Pets are allowed on request. Charges may apply.
Frequently asked questions
What room amenities are available?
Rooms offer private bathrooms with hairdryers and free toiletries, air-conditioning, private balconies, flat-screen TVs, and refrigerators. Tea/Coffee Makers are also available in all rooms.
Does the hotel have parking?
Yes, free parking is available on-site for guests.
What kind of rooms are offered?
Room options include a Standard Double Room with 2 queen beds, and several king rooms and suites. Some rooms are designated as adults-only.
Are families welcome?
Yes, the property offers family rooms and is suitable for family stays.
What is nearby?
Nearby attractions include the Dolphin Research Center, Grassy Key Marina, and Keys Cable Park. The Flying Bonefish Seaplane Base is also close by.
Can I bring my pet?
Yes, the resort is pet-friendly, with specific rooms available for guests travelling with pets.
What are the swimming pool options?
There are two swimming pools available for guest use, along with a hot tub.
What are the dining options?
The resort features three on-site restaurants and a bar.
Is WiFi available?
Yes, free WiFi is provided for guests throughout the property.