15346 Cartagena Court Experience exceptional waterfront living in this extensively upgraded island home, ideally situated on a quiet cul-de-sac facing east on the main canal. A private gated courtyard welcomes you into this two-story, 4-bedroom, 3-bath residence offering 2, 834 square feet of refined coastal comfort and an open, spacious floor plan designed for both everyday living and entertaining. The home features two living areas. The downstairs living area showcases fantastic views of the canal and a striking marble-framed Dimplex electric fireplace. Upstairs, you'll find a loft with a wet bar and balcony access. The gourmet kitchen is a true showpiece, showcasing a very large granite island with dual-sided cabinetry, custom soft-close cabinets, advanced smart appliances including touch controlled faucets, soap dispensers and instant hot water. Throughout the home, you'll find Aquaguard flooring, recessed LED lighting and ample storage. There are TWO primary suites, one on each floor. The bedrooms are generously sized with walk-in closets and great views. Outdoor living is exceptional, with multiple decks offering million-dollar water views and the perfect setup for entertaining, boating, or fishing. A newly constructed composite extended dock features a heavy-duty hydraulic solar boat lift plus a second covered boat lift, allowing fast and seamless access to the Ski Basin, Laguna Madre and the Gulf. Additional premium features include a 7kW Enphase solar power system, Tesla wall charger, 24kW Generac whole-home generator, insulated basement, smart-home automation system including smart switches, sensors and a home assistant system. This remarkable property delivers a rare blend of modern technology, elevated design, and unparalleled island waterfront views and access.