Jump to: Room choices | Hotel description | Map | Amenities | Reviews
A beautiful new contemporary 199 guest room luxury resort in the heart of the Florida Keys, Isla Bella is perfectly nestled on one of the most stunning locations in the region. Surrounded by a mile of waterfront at the foot of the world famous Seven Mile Bridge in Marathon, Florida. The resort has five swimming pools, multiple dining options, sandy beach, spa, fitness center and more on site activities than you can imagine.
Isla Bella Beach Resort
1 Knights Key Boulvard MM 47,
Marathon, FL
Marathon, Florida
33050
Nearest Airport: EYW
Resort is beyond beautiful and incredibly clean. We loved waking up every morning to the sunrise from our ground floor room. The balcony was spacious and provided a great place to watch sunsets and have a drink in the evenings. Staff was courteous and honestly some of the kindest people I’ve ever encountered while on vacation. Highly recommend this resort if you’re looking for a peaceful upscale getaway.
Alecialynn - Ridge, New York
When i was booking this 2 months ago i thought it might be okay at best. Pics looked a bit dated and property looked too vast to be taken care of or staffed properly. I was so wrong. The grounds are immaculate, the lobby is a White Lotus experience, the staff and service was plentiful and exceeded my expectations everywhere we went. We paid less than $500/night and had a 2 bedroom unit with a nice balcony. It was a very quiet and serene stay. The beach at this time of year was unusable because of the seaweed situation, i suggest googling this before you book any trip to the Keys and maybe thats why our room was so cheap. We are now in Key West regretting that we left a piece of luxurious paradise at Isla Bella. We cannot wait to return.
KittyVonV - Tampa, Florida
We went on the Jet skis with Devin. Amazing! Great tour around Marathon. Devin was knowledgeable and fun! Personable and made the tour so much fun! Would highly recommend! Worth every penny!
Madeline A
Our first stay at this lovely resort, the room was clean and spacious, the bathroom huge and we had an outside deck area opposite manatee pool, the perfect place to read a book or two even tho is seemed to be the main route for the resort vehicles, a design flaw we think as no one really wants to see the workings of the resort when relaxing around the pool or on the deck area Great idea to issue refillable water bottles and to have filling stations on the property, in fact my husband has been using his since returning home to make sure he is staying hydrated Molton Brown toiletries were lovely and the shower gel was one of my favourites, keurig coffee machine was appreciated by my husband as he has one at home and really enjoys the coffee We went over to the store to get an ice cream - delicious. We noticed that a lot of the shelving and items for sale were very dusty, not the best way to present items for sale The door lock failed a couple times, a simple battery replacement but surely this should be checked regularly Staff were friendly and helpful and I wouldn’t hesitate to recommend this resort
TrailBlazer829807 - Kent, United Kingdom
I had a fantastic deep tissue massage and would highly recommend Jessica! She asked me which areas that I felt needed treatment and worked extremely well in fixing any tense muscles. It was a highlight of my trip.
Joelle A
Read more reviews or write a review
© 2026 TripAdvisor LLC. All rights reserved
Our stay at Isla Bella was wonderful & relaxing, which was what we were after. It was good to just get away & be pampered. We would like to say we'd purchase that same deal in a heartbeat again. We certainly enjoyed working with you & everyone at Isla Bella. Great experience!
D.F.