Welcome to your dream oceanfront oasis at 605 109th Street in Marathon, FL! This fully renovated 3-bedroom, 3.5-bathroom home offers a rare combination of luxury, tranquility, and development potential. Boasting breathtaking open water views of the Atlantic Ocean from nearly every angle, this property is also a prime opportunity for growth. Originally comprising three lots, it could easily be split into two conforming oceanfront lots via a simple lot-split process, making it an exceptional investment or multi-use property. Step inside to discover a stunning interior with an open-concept design, featuring all-impact windows, tile flooring throughout, and a gorgeous kitchen equipped with stainless steel appliances, granite countertops, a spacious island, and custom window treatments. The Lennox central AC (installed in 2018) ensures year-round comfort. The layout includes large guest rooms, one with its own ensuite bath, both offering private entrances to the pool and backyard. The master suite also enjoys a private entrance to the pool, creating a seamless indoor-outdoor living experience. Outside, immerse yourself in paradise with a sparkling pool, relaxing jacuzzi, and a charming tiki hut—all perfectly positioned to take in the expansive ocean views. A cabana structure adds convenience for poolside entertaining, while a metal roof, covered carport, and ample storage space complete the package. Whether you're looking to lounge by the pool, host gatherings under the tiki hut, or explore the property's development potential, this ground-level gem offers the ultimate in Keys living. Don't miss this incredible opportunity to own a piece of paradise! Schedule your private showing today.