Tranquility Bay Beachfront Hotel and Resort  

On Marathon's waterfront along the Overseas Highway, this beachfront hotel sits steps from The Turtle Hospital and Shady Palm Art Gallery. Sombrero Beach, Boot Key Harbor and the Seven Mile Bridge are a short drive away, and Florida Keys Marathon Airport (MTH) is nearby.

103 guestrooms with private furnished balconies, LED TVs and pillowtop beds with premium bedding. Rooms include complimentary toiletries, hairdryers and air conditioning. Expect a relaxed, modern beach vibe and easy access to water views and sea‑breeze mornings.

Private beach and three outdoor pools, plus a spa offering massages, body treatments and facials. Fitness center, mini‑golf and poolside/beach bars keep things active and chill. Complimentary Wi‑Fi, free self‑parking, a banquet hall, computer station and multilingual staff round out the on‑site perks.

Complimentary Wi‑Fi and an on‑site computer station. Banquet hall available for meetings or events.

On-site TJs Tiki Bar serves meals and drinks, with a bar/lounge and beach bar for sunset cocktails. To‑go breakfasts are available daily (fee applies).