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Grassy Flats Resort & Beach Club

4.0 star property

Photo gallery for Grassy Flats Resort & Beach Club

Balcony view
Property video
A hotel room with a sofa, a desk, a chair, a TV, and a balcony with curtains.
A pool area with palm trees and a view of the ocean.
Sun-loungers, beach umbrellas, beach towels, windsurfing

Reviews

9.4 out of 10
Exceptional

Popular amenities

  • Spa pool
  • Pet-friendly
  • Parking included
  • Free Wi-Fi
The current price is NZ$460
includes taxes & fees
1 July - 2 July

Explore the area

View 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

Room options

View all photos for Family Suite, 2 Bedrooms

Hypo-allergenic bedding, blackout curtains, iron/ironing board

Family Suite, 2 Bedrooms

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

View all photos for Family Suite, 2 Bedrooms, Accessible

Hypo-allergenic bedding, blackout curtains, iron/ironing board

Family Suite, 2 Bedrooms, Accessible

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

View all photos for Family Suite, 3 Bedrooms

Hypo-allergenic bedding, blackout curtains, iron/ironing board

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 Wi-Fi

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

A hotel room with two beds, a desk, a chair, a ceiling fan, and a large window with curtains.

Standard Double Room, Ocean View - Adults Only

9.6 out of 10
Exceptional
(17 reviews)
  • Ocean view
  • 1 bedroom
  • Sleeps 4
  • 2 Queen Beds
  • Free Wi-Fi

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

A hotel room with a large bed, wooden headboard, two bedside tables with lamps, a desk with a chair, and a ceiling fan.

Standard Room, Ocean View - Adults Only

10.0 out of 10
Exceptional
(31 reviews)
  • Ocean view
  • 1 bedroom
  • Sleeps 2
  • 1 King Bed
  • Free Wi-Fi

View all photos for Luxury Room, 1 King Bed, Ocean View

A four-poster bed with a ceiling fan, a dark brown leather sofa, and a small round table with two chairs.

Luxury Room, 1 King Bed, Ocean View

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

View all photos for Deluxe Room, 1 King Bed, Oceanfront

A hotel room with a large bed, wooden ceiling, a desk with a chair, a sofa, and a view of the outdoors.

Deluxe Room, 1 King Bed, Oceanfront

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

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About the area

Marathon

At Grassy Flats Resort & Beach Club you'll be within just a 5-minute stroll of Coco Plum Beach and within 20 minutes of Curry Hammock State Park. Highlights at this hotel include 2 outdoor swimming pools, a restaurant and free self-parking. .The steakhouse, The Rhum House, serves local and international cuisine and is open for dinner. The Palm Deck is the hotel's own rooftop bar, serving drinks along with dinner and light fare. Enjoy the Hot tub, sauna and pool loungers as well as access to kayaking. Other amenities include free Wi-Fi in public areas, concierge services and charcoal grills. Each morning cooked-to-order breakfast is served between 6:00 AM and 11:00 AM. .With a stay at this 4-property class Marathon hotel, you'll be 16 km (10 mi) from The Turtle Hospital.

What's nearby

  • Dolphin Research Center - 19 min walk - 1.7 km
  • Curry Hammock State Park - 1 min drive - 1.7 km
  • Keys Cable Park - 1 min drive - 2.4 km
  • Crawl Key - 2 min drive - 2.3 km
  • Coco Plum Beach - 10 min drive - 11.2 km

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

As a guest of Grassy Flats Resort & Beach Club, you'll find 2 outdoor swimming pools, a hot tub, and a sauna. There's a restaurant on site. You can enjoy a drink at one of the bars, which include a poolside bar and a bar/lounge. WiFi is free in public spaces.

Barbecue grills, multilingual staff, and concierge services are also featured at Grassy Flats Resort & Beach Club. Free self parking is available. A complete renovation of Grassy Flats Resort & Beach Club was completed in March 2022.

This 4-star Marathon hotel is smoke free.

  • 38 guestrooms or units
  • 3 levels
  • 3 buildings
  • Beach lounge chairs
  • Towels for the beach
  • Umbrellas for the beach
  • Poolside lounge chairs
  • Umbrellas for the pool
  • Charging station for electric cars
  • Breakfast available (surcharge)
  • Front desk (limited hours)
  • Staff members are multilingual
  • Concierge
  • BBQ grill(s)
  • ATM
  • Lift
  • No smoking on site
  • Water dispenser
  • Bar or lounge
  • Bar by the pool
  • Dining venue
Grassy Flats Resort & Beach Club offers 38 accommodations, which are accessible via exterior corridors and feature a hairdryer and an iron/ironing board. Rooms open to furnished balconies or patios. 43-inch flat-screen televisions come with premium cable channels.

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

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Property amenities

Internet

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

Parking and transport

  • Electric car charging station on site
  • Free self parking on site
  • Limited on-site self parking
  • 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
  • Lift (91 centimetre 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 lift
  • Wheelchair-accessible pool
  • Wheelchair-accessible public bathroom
  • Wheelchair-accessible restaurant
  • Wheelchair-accessible van parking

More

  • 3 buildings
  • 3 floors
  • At least 80% organic food
  • Comprehensive food waste policy
  • Eco-friendly cleaning products used
  • Local artist showcase
  • Locally sourced food prioritised
  • No plastic coffee stirrers
  • No plastic drinking straws
  • No plastic soft drink bottles
  • No plastic water bottles
  • Non-plastic coffee stirrers available
  • Non-plastic drinking straws available
  • Renovated entire property - March 2022
  • Reusable cups
  • Reusable tableware
  • Smoking not allowed
  • Some LED lighting used
  • 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
  • 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

  • Pets: USD 50 per accommodation, per night
  • Only dogs are allowed
  • Weight limit: 30 lb per pet
  • Pets cannot be left unattended
  • Certain rooms only
  • You can request a pet-friendly room by reaching out to the property at the number on the booking confirmation
    • Service animals are exempt from fees.

Children and extra beds

  • Children are welcome.
  • Rollaway/extra beds are not available.
  • Cots (infant beds) are not available.

Payment types

Important information

Fees

Guests will be asked to pay the following 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

We've listed all charges provided to us by the property.

Optional extras

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

  • 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 may not be a comprehensive list. Fees and deposits are subject to change and might not include tax.

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 cots/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 and terraces, which may not be suitable for children; if you have any concerns, we recommend contacting the property prior to your arrival to confirm that they can accommodate you in a suitable room
Charges for extra guests may apply and vary according to property policy.
A cash deposit, credit card or debit card for incidental charges and government-issued photo identification may be required upon check-in.
Special requests are subject to availability at the time of check-in. Special requests can't be guaranteed and may incur additional charges.
    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 and terraces, which may not be suitable for children. If you have any concerns, we recommend contacting the property prior to your arrival to confirm that they can accommodate you in a suitable room. The name on the credit card used at check-in to pay for incidentals must be the primary name on the guest room reservation. Guests must contact this property in advance to reserve cots/infant beds. This property accepts Visa, Mastercard, American Express, Discover, debit cards and cash.
    For guests' safety, the property includes a carbon monoxide detector, a fire extinguisher, a smoke detector and a first aid kit in all accommodation. Cashless payment methods are available for all transactions.

We should mention

  • Pool access available from 7:00 AM to 10:00 PM
  • Registered guests are the only ones allowed to be in guestrooms.
  • Certain facilities might have restricted access. For details, you can contact the property at the number on the booking confirmation.
  • Pets are welcome in specific rooms only, which can be requested by contacting the property directly at the number on your booking confirmation (please see the Fees section for related charges).
  • 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

What is the cancellation policy at Grassy Flats Resort & Beach Club?

Grassy Flats Resort & Beach Club offers free cancellation on select room rates. Check out the cancellation policy for more info.

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

As of 30 Jun 2026, prices found for a 1-night stay for 2 adults at Grassy Flats Resort & Beach Club on 1 Jul 2026 start from NZ$460, 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.

Is parking available at Grassy Flats Resort & Beach Club?

Yep, Grassy Flats Resort & Beach Club has a free self car park.

Are there any beaches close to Grassy Flats Resort & Beach Club?

Yep, Grassy Flats Resort & Beach Club is a short 1-minute walk from Coco Plum Beach. Fun beach activities include jet skiing, waterskiing and windsurfing. You can also find water sports equipment.

Does Grassy Flats Resort & Beach Club have a pool?

Grassy Flats Resort & Beach Club has 2 outdoor swimming pools. Grab your bathers and lounge poolside while enjoying under the shade of an umbrella and with a coldie from the bar. The pool is open 7:00 AM to 10:00 PM.

What makes Grassy Flats Resort & Beach Club a romantic place to stay?

1 hot tub and ocean-view dining, as well as private balconies in the guestrooms, all help set the scene for a romantic weekend at Grassy Flats Resort & Beach Club.

Is Grassy Flats Resort & Beach Club family-friendly?

You bet! With amenities such as children's meals, 2 outdoor pools and a charcoal grill, it's no surprise that Grassy Flats Resort & Beach Club is a hit with families.

Does Grassy Flats Resort & Beach Club serve breakfast?

You bet, cooked-to-order breakfast is available daily between 6:00 AM and 11:00 AM.

Is there a free airport shuttle available at Grassy Flats Resort & Beach Club?

No, Grassy Flats Resort & Beach Club does not offer an airport shuttle service.

Is there a bar or restaurant at Grassy Flats Resort & Beach Club?

Yep, they've got a lounge bar and an onsite restaurant that serves local and international cuisine. Pre dinner cocktails anyone? The bar is closed during the summer.

What time are check-in & check-out at Grassy Flats Resort & Beach Club?

Check-in begins at 4:00 PM. Check-out time is 11:00 AM.

Grassy Flats Resort & Beach Club Reviews

Reviews

9.4

Exceptional

Rating 10 - Excellent. 364 out of 463 reviews
Rating 8 - Good. 63 out of 463 reviews
Rating 6 - Okay. 26 out of 463 reviews
Rating 4 - Poor. 6 out of 463 reviews
Rating 2 - Terrible. 4 out of 463 reviews

9.6/10

Cleanliness

9.6/10

Staff & service

9.0/10

Amenities

9.4/10

Property conditions & facilities

Reviews

Verified

8/10 Good

DEBORAH LEE

Liked: Cleanliness, staff & service, property conditions & facilities
Disliked: Amenities
Yes the view was nice, the hotel staff was nice and the room was clean
View from room
Nice balcony with two chairs and table
Can’t see ocean from laying in bed
Cute bathroom
Stayed 2 nights in Mar 2026
Verified

10/10 Excellent

KAREN

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Every single part of our stay at Grassy Flats was 5/5! Staff, room, ocean view, pool, dining, market, beach, etc. highly recommend!
Stayed 2 nights in Mar 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

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

SUSAN

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Beautiful property
Stayed 2 nights in Mar 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

Victoria

Liked: Cleanliness
Beach view was nice Breakfast not available
Stayed 4 nights in Mar 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

Steven

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Beautiful ocean view from our lovely room. Wonderful balcony and facilities.
Stayed 3 nights in Mar 2026
Verified

10/10 Excellent

Jeffrey

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Relaxed location on the keys, not too busy and plenty of restaurants nearby and on location to have a different experience each night. Resort had friendly and helpful staff with plenty of activities on site to take advantage of. 2 beautiful pool areas, beach area with various activities available including biking, kayaking, paddle boarding, floating cabana, sauna & tiki bar. Enjoyed our stay very much!
View from our room
View from our room
Roof top bar & restaurant on site
Pool view
Stayed 6 nights in Mar 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

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

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

Carl

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Our stay at the Grassy Flats Resort & Beach Club was outstanding. Superb location & grounds, facilities and staff. Two great dining options, the Palm Deck outdoors casual and the Rhum House indoors, upscale and also with a great Ocean view. The Market next door was extremely convenient for breakfast, lunch option. Lastly, the "house cat" Wilma roaming the grounds is a real sweety!
Stayed 5 nights in Mar 2026
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

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

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

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

Andrea

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Breakfast was great
Stayed 3 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

Holly

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

10/10 Excellent

Vanetta

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Clean room. Ocean view beautiful. Pool wonderful
Stayed 2 nights in Mar 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

Steven

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

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