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Grassy Flats Resort & Beach Club

2.5 star property

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Photo gallery for Grassy Flats Resort & Beach Club

Exterior
Private beach, sun loungers, beach umbrellas, beach towels
Exterior
Bar (on property)
Hypo-allergenic bedding, blackout drapes, iron/ironing board, free WiFi

Reviews

9.4 out of 10
Exceptional

Popular amenities

  • Breakfast available
  • On private beach
  • Bar
  • Pool
  • Pet friendly
  • Housekeeping

Explore the area

Map
58182 Overseas Hwy, Marathon, FL, 33050
  • Coco Plum Beach
    ‪1 min walk‬
  • Sunset Park Beach
    ‪10 min walk‬
  • Dolphin Research Center
    ‪15 min walk‬
  • Marathon, FL (MTH-Florida Keys Marathon)
    ‪9 min drive‬

Room options

View all photos for Family Suite, 2 Bedrooms

Hypo-allergenic bedding, blackout drapes, iron/ironing board, free WiFi

Family Suite, 2 Bedrooms

  • Ocean view
  • Sleeps 4
  • 2 Queen Beds

View all photos for Standard Room, Ocean View - Adults Only

Standard Room, Ocean View - Adults Only | Hypo-allergenic bedding, blackout drapes, iron/ironing board, free WiFi

Standard Room, Ocean View - Adults Only

  • Ocean view
  • Sleeps 2
  • 1 King Bed

View all photos for Deluxe Room, 1 King Bed, Oceanfront - Adults Only

Deluxe Room, 1 King Bed, Oceanfront - Adults Only | Hypo-allergenic bedding, blackout drapes, iron/ironing board, free WiFi

Deluxe Room, 1 King Bed, Oceanfront - Adults Only

  • Ocean view
  • Sleeps 2
  • 1 King Bed

View all photos for Standard Double Room, Ocean View - Adults Only

Standard Double Room, Ocean View - Adults Only | Hypo-allergenic bedding, blackout drapes, iron/ironing board, free WiFi

Standard Double Room, Ocean View - Adults Only

  • Ocean view
  • Sleeps 2
  • 2 Queen Beds

View all photos for Family Suite, 2 Bedrooms, Accessible

Hypo-allergenic bedding, blackout drapes, iron/ironing board, free WiFi

Family Suite, 2 Bedrooms, Accessible

  • Partial ocean view
  • Sleeps 4
  • 2 King Beds

View all photos for Luxury Room, 1 King Bed, Ocean View - Adults Only

Luxury Room, 1 King Bed, Ocean View - Adults Only | Hypo-allergenic bedding, blackout drapes, iron/ironing board, free WiFi

Luxury Room, 1 King Bed, Ocean View - Adults Only

  • Ocean view
  • Sleeps 2
  • 1 King Bed

View all photos for Family Suite, 3 Bedrooms

Hypo-allergenic bedding, blackout drapes, iron/ironing board, free WiFi

Family Suite, 3 Bedrooms

  • Ocean view
  • Sleeps 6
  • 1 King Bed and 2 Queen Beds

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About this property

Grassy Flats Resort & Beach Club

Marathon hotel steps from Coco Plum Beach
At Grassy Flats Resort & Beach Club, relax by one of the 2 outdoor swimming pools or spend the day at the private sand beach where you can enjoy sailing. Change of towels is available on request.
Grassy Flats Resort & Beach Club offers 38 accommodations, which are accessible via exterior corridors and feature hair dryers and irons/ironing boards. Rooms open to furnished balconies or patios. 43-inch flat-screen televisions come with premium cable channels.

Guests can surf the web using the complimentary wireless Internet access. Additionally, rooms include complimentary toiletries and blackout drapes/curtains. Hypo-allergenic bedding, change of towels, and change of bedsheets can be requested. Housekeeping is provided daily.

2 outdoor swimming pools are on site along with a private beach.

The recreational activities listed below are available either on site or nearby; fees may apply.

Step outside to unwind on the sand beach. Enjoy the umbrellas and sun loungers for a relaxing day at the beach. Cool off in one of the 2 outdoor swimming pools at Grassy Flats Resort & Beach Club, and enjoy summer activities like windsurfing and sailing.

The hotel offers a restaurant. Guests can unwind with a drink at one of the hotel's bars, which include a poolside bar and a bar/lounge. Public areas are equipped with complimentary wireless Internet access. Complimentary self parking is available on site, along with a car charging station. A total renovation of this property was completed in March 2022.

Grassy Flats Resort & Beach Club is a smoke-free property.

Cooked-to-order breakfasts are available for a surcharge and are served each morning between 7:00 AM and 11:00 AM.
The Rhum House - Overlooking the ocean, this fine-dining restaurant serves dinner only. Guests can enjoy drinks at the bar.

Languages

English, Spanish

Property amenities

Internet

  • Available in all rooms: Free WiFi
  • Available in some public areas: Free WiFi

Parking and transportation

  • Electric car charging station on site
  • Free self parking on site

Food and drink

  • Daily cooked-to-order breakfast available 7:00 AM to 11:00 AM for a fee: USD 5 to 30 per person
  • A bar/lounge
  • A poolside bar
  • A restaurant

Restaurants on site

  • The Rhum House

Things to do

  • 2 outdoor pools
  • Bicycle rentals
  • Bicycle storage
  • Ecotours
  • Fishing
  • Kayaking
  • Paddleboard
  • Personal motorized watercraft
  • Sailing
  • Water sports equipment
  • Windsurfing

Family friendly

  • 2 outdoor pools
  • Pool gate

Conveniences

  • ATM
  • Limited-hour front desk
  • Water dispenser

Guest services

  • Change of bedsheets (on request)
  • Change of towels on request
  • Concierge services
  • Housekeeping (daily)
  • Multilingual staff

Outdoors

  • Beach loungers
  • Beach towels
  • Beach umbrellas
  • Dock
  • Firepit
  • On a private beach
  • Outdoor furniture
  • Pool loungers
  • Pool umbrellas

Accessibility

  • If you have requests for specific accessibility needs, please contact the property using the information on the reservation confirmation received after booking.
  • Elevator
  • Handrails in hallways
  • Handrails in stairways
  • Pool hoist on site
  • Wheelchair accessible (may have limitations)
  • Wheelchair-accessible path to elevator
  • Wheelchair-accessible pool
  • Wheelchair-accessible registration desk

More

  • 3 buildings
  • 3 floors
  • At least 80% lighting from LEDs
  • At least 80% of food locally-sourced
  • At least 80% organic food
  • Biodegradable coffee stirrers available
  • Biodegradable drinking straws available
  • Comprehensive food waste policy
  • Comprehensive recycling policy
  • Eco-friendly cleaning products used
  • Local artist showcase
  • No plastic coffee stirrers
  • No plastic drinking straws
  • No plastic soft drink bottles
  • No plastic water bottles
  • Renovated entire property - March 2022
  • Reusable cups
  • Reusable tableware
  • Smoke-free property
  • Vegan dining options
  • Vegetarian breakfast available
  • Vegetarian dining options
  • Water dispenser usage encouraged

Room amenities

Bedroom

  • Bedsheets provided
  • Blackout drapes
  • Hypo-allergenic bedding

Bathroom

  • Free toiletries
  • Hair dryer
  • Shampoo
  • Soap
  • Toilet paper
  • Towels provided

Entertainment

  • 43-inch flat-screen TV with premium cable channels

More

  • Access via exterior corridors
  • Air conditioning (climate-controlled)
  • Bulk dispensers for toiletries
  • Cleaning products are eco-friendly
  • Eco-friendly toiletries
  • Electrical adapters
  • Energy-saving switches in guestrooms
  • Iron/ironing board
  • LED lighting
  • Recycling
  • Water-efficient showers
  • Water-efficient toilets

Policies

Check-in

Check-in start time: 3:00 PM; Check-in end time: 9:00 PM
Late check-in subject to availability
Minimum check-in age: 21

Check-out

Check-out before 11:00 AM
A late check-out fee will be charged

Special check-in instructions

The front desk is open daily from 7:00 AM - 9:00 PM
Front desk staffed during limited hours
If you are planning to arrive after 9:00 PM please contact the property in advance using the information on the booking confirmation

Access methods

Front desk (limited hours)

Pets

Pets allowed for an extra charge of USD 50 per accommodation, per night
Service animals are welcome, and are exempt from fees
Welcoming dogs only
Up to 30 lbs per pet
Pets cannot be left unattended

Children and extra beds

Children are welcome
Rollaway/extra beds are not available
Cribs (infant beds) are not available

Property payment types

Important information

Optional extras

  • Fee for cooked-to-order breakfast: approximately USD 5 to 30 per person
  • Pet fee: USD 50 per accommodation, per night
  • Service animals are exempt from fees
  • A late check-out fee will be charged

The above list may not be comprehensive. Fees and deposits may not include tax and are subject to change.

You need to know

Extra-person charges may apply and vary depending on property policy
Government-issued photo identification and a credit card, debit card, or cash deposit may be required at check-in for incidental charges
Special requests are subject to availability upon check-in and may incur additional charges; special requests cannot be guaranteed
The name on the credit card used at check-in to pay for incidentals must be the primary name on the guestroom reservation
Guests must contact this property in advance to reserve cribs/infant beds
This property accepts credit cards, debit cards, and cash
Cashless transactions are available
This property uses eco-friendly cleaning products
Safety features at this property include a fire extinguisher and a first aid kit

We should mention

Pool access available from 7:00 AM to 10:00 PM
Only registered guests are allowed in the guestrooms
Some facilities may have restricted access; guests can contact the property for details using the contact information on the booking confirmation
This property welcomes guests of all sexual orientations and gender identities (LGBTQ+ friendly)

Property is also known as

Grassy Flats & Club Marathon
Grassy Flats Resort & Beach Club Marathon
Grassy Flats Resort & Beach Club Hotel Marathon
Grassy Flats Resort & Beach Club Hotel
Grassy Flats & Club Marathon
Grassy Flats Resort & Beach Club Hotel
Grassy Flats Resort & Beach Club Marathon
Grassy Flats Resort & Beach Club Hotel Marathon

Grassy Flats Resort & Beach Club Reviews

Reviews

9.4

Exceptional

Rating 10 - Excellent. 184 out of 232 reviews
Rating 8 - Good. 28 out of 232 reviews
Rating 6 - Okay. 14 out of 232 reviews
Rating 4 - Poor. 2 out of 232 reviews
Rating 2 - Terrible. 4 out of 232 reviews

9.8/10

Cleanliness

9.6/10

Staff & service

8.8/10

Amenities

9.4/10

Property conditions & facilities

9.6/10

Eco-friendliness

Reviews

10/10 Excellent

Jose

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
We really love the place the room have a beautiful view yo the beach i highly recommended.
Stayed 2 nights in Nov 2024

10/10 Excellent

Desiree, Santa Rosa

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Stayed 2 nights and it was so awesome. Had a few dining options and the hot tub was hot. Great place to stay and will do it again anytime we want to come to the keys.
Stayed 2 nights in Nov 2024

10/10 Excellent

Andrea

Traveled with partner
Liked: Cleanliness, staff & service, property conditions & facilities
Beautiful place beautiful people very accommodating Food is outstanding The rooms are beautiful. The views are breathtaking. The staff was so wonderful and helpful I can't say enough good things about this place. I will definitely be back. I've stayed all over the world and the keys are definitely my favorite and this place blew me away. Everything is new. And my hats off to the chef amazing...
Stayed 3 nights in Nov 2024

10/10 Excellent

carolyn

Traveled with family
Liked: Cleanliness, staff & service, property conditions & facilities
Beautiful
Stayed 2 nights in Nov 2024

10/10 Excellent

Bruno

Traveled with family
Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Great location
Great location
Stayed 2 nights in Nov 2024

10/10 Excellent

sophie

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Beautiful setting and rooms. Super comfy beds! Loved the adults only heated pool and jacuzzi. Everyone was very friendly and professional. Looking forward to coming back soon!!
Stayed 1 night in Nov 2024

10/10 Excellent

Nirma

Traveled with family
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Good size apartments a little tired and dated but had everything you needed. Heated pool and hot tub were a real bonus as the wind was fierce. Great on site restaurant
Stayed 2 nights in Oct 2024

10/10 Excellent

Marlena

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Perfect place for a romantic honeymoon stay.
Stayed 3 nights in Oct 2024

10/10 Excellent

Tonya

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
First time to Grassy Flats, we will for sure be back! All of the staff are friendly and helpful.
Stayed 1 night in Oct 2024

10/10 Excellent

Daniel

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Stayed 1 night in Oct 2024

10/10 Excellent

Merlyn

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Excellent
Stayed 1 night in Oct 2024

10/10 Excellent

Elizabeth

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great service & location
Stayed 1 night in Oct 2024

10/10 Excellent

Angela

Liked: Property conditions & facilities
Stayed 4 nights in Sep 2024

10/10 Excellent

Richard

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Excellent place to stay at especially since they have it separated into families or adults-only sections. The beach is well maintained with plenty of beach sports options.
Stayed 1 night in Sep 2024

6/10 Okay

Verified traveler

Liked: Cleanliness, property conditions & facilities
Stayed 1 night in Sep 2024

10/10 Excellent

Michael

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Great place and perfect view!
Stayed 3 nights in Aug 2024

10/10 Excellent

Ellen

Liked: Cleanliness, staff & service, property conditions & facilities
Stayed 2 nights in Aug 2024

10/10 Excellent

Jacob

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Unbelievable resort style feel and amazing staff. Highly recommend this property!
Stayed 2 nights in Jul 2024

10/10 Excellent

James

Liked: Cleanliness, staff & service, property conditions & facilities
Stayed 5 nights in Jul 2024

10/10 Excellent

Brock

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Marathon Oasis
Wonderful property, extremely helpful staff, quiet, relaxing. Special shout-out to Tracy from The Rhum House, made us feel as welcomed as could be whenever we dined (which was a lot).
Stayed 3 nights in Jul 2024

10/10 Excellent

Thomas

Stayed 1 night in Jul 2024

10/10 Excellent

Luciano

Traveled with pets, Traveled with family
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Everything excellent!! Highly recommend
Stayed 1 night in Jul 2024

10/10 Excellent

rachel

Traveled with family
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
This is a great little escape that is right in the middle of the keys! Easy access to Key West and Key Largo from here! Love the adult only accommodations and pool! Had a great weekend escape and will surely be back!
Stayed 3 nights in Jul 2024

8/10 Good

ROBUSTIANO

Liked: Cleanliness, staff & service, property conditions & facilities
-
Stayed 3 nights in Jun 2024

10/10 Excellent

Harold

Traveled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Very nice hotel. Staff very friendly and accommodating. Great restaurant for evening dining. Sort of remote, but I would stay there again in a heartbeat. Great room.
Stayed 3 nights in Jun 2024