Grassy Flats Resort & Beach Club

4.0 star property
VIP Access

Choose dates to view prices

Photo gallery for Grassy Flats Resort & Beach Club

Balcony view
Property video
Hypo-allergenic bedding, blackout drapes, iron/ironing board, free WiFi
Rooftop bar, ocean views, open select days
Beach bar

Reviews

9.4 out of 10
Exceptional

Popular amenities

  • Pet friendly
  • Parking included
  • Free WiFi

Explore the area

View in a map
58182 Overseas Hwy, Marathon, FL, 33050
  • Place, Dolphin Research Center
    ‪19 min walk‬
  • Place, Curry Hammock State Park
    ‪1 min drive‬
  • Place, Crawl Key
    ‪2 min drive‬
  • Airport, Marathon, FL (MTH-Florida Keys Marathon)
    ‪10 min drive‬
VIP Access
Curated for quality and service, VIP Access stays consistently receive our highest guest ratings.
  • Expect exceptional service
  • Extra savings and perks for Rewards members

Room options

Family Suite, 2 Bedrooms

8.0 out of 10
Very good
(6 reviews)
  • Ocean view
  • 2 bedrooms
  • Sleeps 4
  • 2 Queen Beds
  • Free WiFi

Family Suite, 2 Bedrooms, Accessible

10.0 out of 10
Exceptional
(2 reviews)
  • Garden view
  • 2 bedrooms
  • Sleeps 4
  • 2 King Beds
  • Free WiFi

Family Suite, 3 Bedrooms

10.0 out of 10
Exceptional
(1 review)
  • Ocean view
  • 3 bedrooms
  • Sleeps 6
  • 1 King Bed and 2 Queen Beds
  • Free WiFi

Standard Double Room, Ocean View - Adults Only

9.6 out of 10
Exceptional
(17 reviews)
  • Ocean view
  • 1 bedroom
  • Sleeps 2
  • 2 Queen Beds
  • Free WiFi

Standard Room, Ocean View - Adults Only

9.8 out of 10
Exceptional
(30 reviews)
  • Ocean view
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free WiFi

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

10.0 out of 10
Exceptional
(2 reviews)
  • Ocean view
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free WiFi

Deluxe Room, 1 King Bed, Oceanfront - Adults Only

9.6 out of 10
Exceptional
(4 reviews)
  • Ocean view
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free WiFi

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About the neighborhood

Marathon

Grassy Flats Resort & Beach Club places you next to Coco Plum Beach and within a mile (2 km) of other popular attractions like Curry Hammock State Park. This 38-room, 4-star hotel welcomes guests with 2 outdoor pools, a restaurant, and free in-room WiFi.

What's nearby

  • Dolphin Research Center - 19 min walk - 1.1 miles
  • Curry Hammock State Park - 1 min drive - 1.1 miles
  • Keys Cable Park - 1 min drive - 1.5 miles
  • Crawl Key - 2 min drive - 1.5 miles
  • Coco Plum Beach - 10 min drive - 7.0 miles

Getting around

  • Marathon, FL (MTH-Florida Keys Marathon) - 9 min drive

Restaurants

  • ‪Circle K - ‬7 min drive
  • ‪The Island Fish Company - ‬6 min drive
  • ‪Angler & Ale - ‬4 min drive
  • ‪Sparky's Landing Fish and Cocktails - ‬6 min drive
  • ‪Circle K - ‬6 min drive

About this property

Grassy Flats Resort & Beach Club

Renovated in 2022, Grassy Flats Resort & Beach Club offers 2 outdoor pools, a sauna, and free WiFi in public areas. You can put free parking to good use if you drive. The front desk has multilingual staff that can help with concierge services, and offer advice about sights and eateries nearby. Additional amenities include a hot tub, barbecue grills, and an ATM.
Guests can expect free WiFi and 43-inch flat-screen TVs with cable channels. Bathrooms offer hair dryers and free toiletries. Furnished balconies or patios and ironing boards are other standard amenities. Change of towels is available on request.
2 outdoor swimming pools are on site along with a hot tub. Other recreational amenities include a sauna.

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

Similar properties

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
  • Wheelchair-accessible parking and van parking available

Food and drink

  • Daily cooked-to-order breakfast available 6:00 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

  • Grassy Key Market
  • The Palm Deck
  • The Rhum House

Things to do

  • 2 outdoor pools
  • Bicycle rentals
  • Bicycle storage
  • Books
  • Canoeing
  • Fishing
  • Hot tub
  • Kayaking
  • Paddleboard
  • Sailing
  • Sauna
  • Water sports equipment
  • Windsurfing

Family friendly

  • 2 outdoor pools
  • Children's games
  • 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
  • Proposal/romance packages

Outdoors

  • Barbecue grill
  • Beach loungers
  • Beach towels
  • Beach umbrellas
  • Dock
  • Firepit
  • 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.
  • 2 accessible parking spaces
  • Elevator (36 inch wide door)
  • Pool hoist on site
  • Stair-free path to entrance
  • Visual alarms in hallways
  • Well-lit path to entrance
  • Wheelchair accessible (may have limitations)
  • Wheelchair-accessible parking
  • Wheelchair-accessible path of travel
  • Wheelchair-accessible path to elevator
  • Wheelchair-accessible pool
  • Wheelchair-accessible public washroom
  • Wheelchair-accessible restaurant
  • Wheelchair-accessible van parking

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
  • Smoking not allowed
  • 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: 4:00 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
Late check-out subject to availability
A late check-out fee will be charged

Special check-in instructions

The front desk is open daily from 8:00 AM - 8:00 PM
Guests will receive an email within 24 hours before arrival with check-in instructions; 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
Information provided by the property may be translated using automated translation tools

Renovations and closures

The following facilities will be closed during the summer:
  • Bar/Lounge

Access methods

Front desk (limited hours)

Pets

  • This property welcomes pets for USD 50 per accommodation, per night
  • Dogs only
  • Pet weight must not exceed 30 lbs per pet
  • Pets may not be left unsupervised
  • Certain rooms only
  • Guests can request a pet-friendly room by contacting the property at the number on the booking confirmation
  • Service animals exempt from fees

Property payment types

Important information

Fees

You'll be asked to pay these charges at the property:

  • Resort fee: USD 48 per accommodation, per night
The resort fee includes:
  • Additional inclusions
  • Beach access
  • Beach loungers
  • Beach towels
  • Bicycle storage
  • Housekeeping
  • In-room bottled water
  • In-room coffee
  • Lending library access
  • Pool access
  • Spa access
  • Hot tub access

These are all of the charges provided to us by the property.

Optional extras

These fees and deposits will be charged at check-in, check-out, or the time of service.

  • 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
  • Late check-out is available for a fee (subject to availability)

This list may not be comprehensive. Fees and deposits might 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
Safety features at this property include a carbon monoxide detector, a fire extinguisher, a smoke detector, and a first aid kit
This property has outdoor spaces, such as balconies, patios, terraces which may not be suitable for children; if you have concerns, we recommend contacting the property prior to your arrival to confirm they can accommodate you in a suitable room
  • Check-in: 4:00 PM
  • Check-out: 11:00 AM
  • Minimum check-in age: 21
The front desk is available during limited hours. Driving? This property offers free parking, along with a car charging station.

We should mention

Details about charges, deposits, or other important information:

  • This property is managed by a professional host. The provision of housing is linked to their trade, business, or profession.
  • This property has outdoor spaces, such as balconies, patios, terraces which may not be suitable for children. If you have concerns, we recommend contacting the property prior to your arrival to confirm they can accommodate you in a suitable room.
  • Charges for extra guests may apply and vary depending on the property's policy.
  • A cash deposit, credit card, or debit card for incidental charges, as well as a government-issued photo ID, may be required at check-in.
  • Special requests are subject to availability at the time of check-in and can't be guaranteed. Certain requests may come with additional charges.
  • Guests must contact this property in advance to reserve cribs/infant beds.
  • This property accepts credit cards, debit cards, and cash.
  • The credit card used at check-in for incidentals must be in the name of the primary guest who made the reservation.
  • Onsite safety features include a carbon monoxide detector, a fire extinguisher, a smoke detector, and a first aid kit.
  • Cashless payment methods are available for all transactions.

Additional information about polices, regulations, and more:

  • Pool access available from 7:00 AM to 10:00 PM.
  • Registered guests are the only ones allowed in guestrooms.
  • Some facilities may be restricted. For more details, contact the property. Contact information can be found on your booking confirmation.
  • No cribs or infant beds are available.
  • No rollaway or extra beds are available.
  • 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

Frequently asked questions

Is free cancellation available at Grassy Flats Resort & Beach Club?

Grassy Flats Resort & Beach Club provides free cancellation on select room rates. For more details, review the cancellation policy on Orbitz.

How much does it cost to stay at Grassy Flats Resort & Beach Club?

As of Jun 5, 2026, prices found for a 1-night stay for 2 adults at Grassy Flats Resort & Beach Club on Jun 15, 2026 start from $346, including taxes and fees. This price is based on the lowest nightly price found in the last 24 hours for stays in the next 30 days. Prices are subject to change. Choose your dates for more accurate prices.

What's there to do around Grassy Flats Resort & Beach Club?

This hotel in Marathon is within a 10-minute walk of Coco Plum Beach and Sunset Park Beach. You'll also find Curry Hammock State Park and Keys Cable Park within a short drive.

Is parking available on site at Grassy Flats Resort & Beach Club?

Yes, self parking is offered for free at the hotel. An electric car charging station, wheelchair-accessible van parking, and bicycle parkingare also available.

Does Grassy Flats Resort & Beach Club include a casino?

No, Grassy Flats Resort & Beach Club doesn't have a casino.

Will I find an indoor pool at Grassy Flats Resort & Beach Club?

No, this hotel doesn't have an indoor pool; however, there are 2 outdoor pools and a hot tub. Guests have pool access between 7:00 AM and 10:00 PM.

What do couples enjoy most about Grassy Flats Resort & Beach Club?

There are plenty of amenities for couples at this hotel, including an ocean-view restaurant, 2 outdoor pools, and a poolside bar.

Does Grassy Flats Resort & Beach Club have a hot tub?

No, but this hotel does have a sauna.

Does Grassy Flats Resort & Beach Club feature a restaurant that includes a breakfast menu?

Yes, Grassy Flats Resort & Beach Club serves a cooked-to-order breakfast for a surcharge each morning at The Rhum House.

Does Grassy Flats Resort & Beach Club allow pets to stay free of charge?

Although they can't stay for free, dogs are welcome at Grassy Flats Resort & Beach Club for a fee of USD 50 per accommodation, per night.

Does Grassy Flats Resort & Beach Club have connecting rooms available?

No, this hotel doesn't feature connecting guestrooms.

Where is the closest airport to Grassy Flats Resort & Beach Club?

The closest major airport to Grassy Flats Resort & Beach Club is Marathon, FL (MTH-Florida Keys Marathon), which is 6.7 mi away (9 minutes by car).

Are there rooms with balconies that I can book at Grassy Flats Resort & Beach Club?

Yes, every guestroom at Grassy Flats Resort & Beach Club comes with a furnished balcony/patio and some offer ocean and garden views.

Grassy Flats Resort & Beach Club Reviews

Reviews

9.4

Exceptional

Rating 10 - Excellent. 359 out of 452 reviews
Rating 8 - Good. 59 out of 452 reviews
Rating 6 - Okay. 25 out of 452 reviews
Rating 4 - Poor. 5 out of 452 reviews
Rating 2 - Terrible. 4 out of 452 reviews

9.6/10

Cleanliness

9.6/10

Staff & service

9.0/10

Amenities

9.4/10

Property conditions & facilities

Reviews

Verified

10/10 Excellent

Kristine

Liked: Cleanliness
Friendly staff, great view from room, pool fine, many areas to lounge, “ store” nice and handy and fair priced.
Stayed 2 nights in Feb 2026
Verified

10/10 Excellent

Jeffery Scott

Liked: Cleanliness, amenities, property conditions & facilities
Great place!
Stayed 5 nights in Jan 2026
Verified

10/10 Excellent

Jeff

Liked: Cleanliness, staff & service, amenities
Great pool area, clean, fantastic views
Stayed 4 nights in Feb 2026
Verified

10/10 Excellent

Serge

Liked: Cleanliness, amenities, property conditions & facilities
Very clean and spacious room with great ocean view. Also, very courteous staff
Stayed 2 nights in Feb 2026
Verified

10/10 Excellent

Heidi

Liked: Cleanliness, staff & service, amenities
The view was spectacular from our room. The staff were so friendly (especially Wilma)! Great food, great vibe!
Stayed 3 nights in Feb 2026
Verified

10/10 Excellent

Kevin

Liked: Cleanliness, staff & service, amenities
When we checked in we were upgraded to a fantastic room. The views at this resort are incredible. The staff was so friendly and welcoming and the onsite restaurant was the best.
Stayed 1 night in Feb 2026
Verified

10/10 Excellent

Lance

Liked: Cleanliness, staff & service, amenities
Staff was very friendly and helpful. Nice room at a beautiful location. Really enjoyed the beach and pools.
Stayed 4 nights in Feb 2026
Verified

8/10 Good

Scott

Liked: Cleanliness, staff & service
Comfortable room, clean
Stayed 4 nights in Feb 2026
Verified

10/10 Excellent

Janelle

Liked: Cleanliness, staff & service, amenities
Room was beautiful and property was stunning!
Stayed 4 nights in Dec 2025
Verified

8/10 Good

Stuart

Fabulous location with amazing views. Shout out to Mia in reception, very helpful and friendly.
Stayed 6 nights in Jan 2026
Verified

10/10 Excellent

daniele

Liked: Cleanliness, amenities, property conditions & facilities
fantastic place with great restaurant and all the staff super! will be back next year Daniele
Stayed 5 nights in Dec 2025
Verified

10/10 Excellent

Dorothy

Liked: Cleanliness, amenities, property conditions & facilities
Amazing stay, perfect small hotel with lot of activities
Stayed 1 night in Oct 2025
Verified

10/10 Excellent

Andrea

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Breakfast was great
Stayed 3 nights in Dec 2025
Verified

10/10 Excellent

Ronald

Liked: Cleanliness, staff & service, amenities
Room was super clean and the staff was very accommodating….can’t wait to go back!!
Stayed 7 nights in Feb 2026
Verified

10/10 Excellent

Joseph

Liked: Cleanliness, amenities, property conditions & facilities
Clean, beautiful room with great view. Several good food and drink options. Great location on the water.
Stayed 7 nights in Jan 2026
Verified

10/10 Excellent

Holly

Liked: Cleanliness, amenities, property conditions & facilities
Great place
Stayed 4 nights in Dec 2025
Verified

10/10 Excellent

David

Liked: Cleanliness, property conditions & facilities
Great staff, check in, site tour and dinner in the restaurant.
Stayed 1 night in Nov 2025
Verified

10/10 Excellent

Melanie

Liked: Cleanliness, amenities, property conditions & facilities
This hotel was really lovely. The adults only pool and proximity to the water is amazing- the staff were friendly. I also like that the coffee opens at 6am.
Stayed 3 nights in Dec 2025
Verified

10/10 Excellent

Steven

Liked: Cleanliness, amenities, property conditions & facilities
Beautiful grounds, clean rooms.and nice staff. Great location.
Stayed 3 nights in Dec 2025
Verified

10/10 Excellent

Monica

Liked: Cleanliness, staff & service, amenities
Great view and wonderful friendly staff!
Stayed 2 nights in Nov 2025
Verified

8/10 Good

Debbie

Liked: Cleanliness, amenities, property conditions & facilities
Staff was very kind. Room was clean beautiful views
Stayed 3 nights in Jan 2026
Verified

10/10 Excellent

Kathleen

Liked: Cleanliness, property conditions & facilities
The staff was amazing!
Stayed 7 nights in Dec 2025
Verified

8/10 Good

Kevin

Liked: Cleanliness, property conditions & facilities
Rooms were clean but the staff were nice and helpful. Both their restaurants were closed the whole time.
Stayed 4 nights in Feb 2026
Verified

10/10 Excellent

Michelle

Liked: Cleanliness, staff & service, amenities
Really liked this hotel and won't hesitate to return! Spacious room with a beautiful view. Comfortable bed and bedding. The on-site restaurants were convenient and had great food and drinks. Gorgeous location and landscaped grounds with lots of private seating areas on and around the beach. So many amenities. Loved it!
Stayed 2 nights in Feb 2026
Verified

10/10 Excellent

Leann

Liked: Cleanliness, amenities, property conditions & facilities
The room was great and very clean with a spectacular view. The staff was extremely friendly and helpful. Housekeeping was great as well. We loved the pool area and beautiful views. We will definitely be back!
Stayed 7 nights in Jan 2026