190+ Waterfront Homes for Sale in Marathon

Discover the epitome of coastal luxury in this brand-new, beachfront estate, perfectly positioned ju...

Welcome to an unparalleled collection of THREE designer residences on one of the most exclusive wate...

Casa Mañana Shores, located in the heart of Marathon, is a developer's dream or a private owner's po...

Morton Manor is a timeless estate nestled along the Gulf's bay waters, evoking a sense of simpler ti...

Private oceanfront estate behind the gates of Tingler Island, one of Marathon's most exclusive and s...

This is a Rare opportunity to purchase a Turn-Key Highly Established Florida Keys Boat Rental Busine...

* JUST COMPLETED OCTOBER 2025 * * SELLER FINANCING AVAILABLE * Nestled on the exclusive private ga...

At the very tip of a private peninsula in the heart of the Florida Keys, this stunning Gulffront pro...

Casa De Artista is a rare luxury estate in the exclusive community of Sombrero Isle. Set on more tha...

Experience luxury waterfront living in the heart of the Florida Keys at this exceptional Gulf-front ...

Offering a rare pre-construction opportunity at Seaward Pointe; this community embodies the timeless...

Nestled within the coveted Coco Plum neighborhood, this remarkable estate epitomizes luxury waterfro...