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Check prices for these dates

In two weeks
27 Feb - 1 Mar
In two months
10 Apr - 12 Apr
In three months
8 May - 10 May
In four months
5 Jun - 7 Jun

Our top choices for Grassy Key condo rentals

Terrace/patio

Sombrero Beach Tropical Getaway in the Heart of Marathon

Sombrero Beach Tropical Getaway in the Heart of Marathon
Marathon
9.4 out of 10, Exceptional, (10 reviews)
"Nice location, central in Marathon. "
United States
Kris K.
The price is AED 579
AED 1,432 total
includes taxes & fees
20 Feb - 21 Feb
Sombrero Beach Tropical Getaway in the Heart of Marathon
Smart TV, table tennis

Marina, Pool & Boats with Beautiful Harbor Views

Marina, Pool & Boats with Beautiful Harbor Views
Marathon
Marina, Pool & Boats with Beautiful Harbor Views
Outdoor pool, a heated pool

Beach, Pool, Marina & Tiki Bar - Summer Getaway!

Beach, Pool, Marina & Tiki Bar - Summer Getaway!
Marathon
9.8 out of 10, Exceptional, (25 reviews)
"Everything was perfect and as described. Located near all the things we wanted to do especially the rental of pontoon boat right on site. Condo was clean and had all the things we needed for a beach day! We enjoyed the pool and bar! Kate was wonderful. Will definitely stay again!! "
United States
Shell B.
The price is AED 1,670
AED 2,811 total
includes taxes & fees
17 Feb - 18 Feb
Beach, Pool, Marina & Tiki Bar - Summer Getaway!
Outdoor pool

New Waterfront Villa w/ Pool & Marina

New Waterfront Villa w/ Pool & Marina
Marathon
New Waterfront Villa w/ Pool & Marina
Terrace/patio

Tropical Oasis on Sombrero Beach in the Heart of Marathon FL

Tropical Oasis on Sombrero Beach in the Heart of Marathon FL
Marathon
9.0 out of 10, Wonderful, (4 reviews)
"Unit was very clean and recently remodeled. The building was a little difficult to find in the dark at night, but I would definitely recommend staying here again."
United States
Nancy M.
The price is AED 643
AED 1,483 total
includes taxes & fees
9 Mar - 10 Mar
Tropical Oasis on Sombrero Beach in the Heart of Marathon FL
Marina

Waterfront Suite w/ Marina, Pool, Tiki Bar

Waterfront Suite w/ Marina, Pool, Tiki Bar
Marathon
Waterfront Suite w/ Marina, Pool, Tiki Bar
Interior

Newly built! Waterfront Views, Pool & Tiki Bar

Newly built! Waterfront Views, Pool & Tiki Bar
Marathon
Newly built! Waterfront Views, Pool & Tiki Bar
Outdoor pool

Brand new! Amazing views, pool, Tiki Bar, Marina

Brand new! Amazing views, pool, Tiki Bar, Marina
Marathon
Brand new! Amazing views, pool, Tiki Bar, Marina
Outdoor pool

New Villa w/ Marina View, Tiki Bar & Pool

New Villa w/ Marina View, Tiki Bar & Pool
Marathon
New Villa w/ Marina View, Tiki Bar & Pool
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
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Top Grassy Key Hotel Reviews

Kingsail Resort

Kingsail Resort

10/10 Excellent
"Staff was very pleasant (even apologetic for the cooler than usual temperature!). Rooms were a bit dated but the overall quality of our stay was very good."
Don 2-night trip
Posted 2 days ago
Kingsail Resort

Frequently asked questions

How much do condos in Grassy Key cost?
The price range for condos in Grassy Key is AED 1,432 to AED 2,811 per night. No matter your budget, you're sure to find someplace that suits your needs — as well as your entire squad! These prices were available on Expedia within the past 7 days, for a hotel booking with a check-in date within the next year. Prices reflect current offers and availability is subject to change. Additional terms may apply.
What are the best condos in Grassy Key?
A traveler favorite is The Reef At Marathon. Settle in at this 3-star property which offers a tennis court and a swimming pool. Indigo Reef Resort Villas And Marina By Keyscaribbean is another highly rated condo to consider. Spend your break at this popular 3.5-star option and make the most of conveniences like a swimming pool and a barbecue grill. You'll have your pick of multiple condos in Grassy Key with a total average guest review rating of 9.3.
How many condos are there in Grassy Key?
Pack your bags and pick from 174 condos in Grassy Key. For work-related travel, a family getaway or anything in between, Expedia will help you find the right place in a few easy clicks.
Why book your condo in Grassy Key with Expedia?
Getaways shouldn't be difficult, so if you're seeking condos at an affordable rate, Expedia has your back. Keep costs down and pick something small and cozy, or splurge on a high-end condo and really spoil your crew. Our search filters make it easy to lock in a stay in Grassy Key that meets your needs.
How can I find cheap condos in Grassy Key?
With Expedia's filter tool, getting your hands on cheap condos in Grassy Key is easy. To view accommodations that'll make your wallet smile, fine-tune your search results by star rating, budget and amenities.