Gracious waterfront living awaits at 15 Harbor Island Drive, a spacious 5,400 sq. ft. family retreat tucked within one of Ocean Reef's most private and picturesque neighborhoods. Located on a quiet street surrounded by sparkling canals, this two-story residence offers exceptional indoor-outdoor living and an ideal layout for both multi-generational families and effortless entertaining. The home features five en-suite bedrooms, including a grand first-floor primary suite with soaring ceilings, dual walk-in closets, and two full baths. Sliders open directly to the pool deck, creating a serene extension of the suite. A second guest suite is also located on the main level, along with a separate laundry room and a private office for quiet productivity. A formal living room, dining room, and media room provide multiple gathering spaces, while the open-concept family room seamlessly blends the gourmet kitchen, dining area, and separate wet bar with the expansive pool patio. Custom millwork, crown molding, marble floors, and thoughtful architectural details create a sense of understated sophistication throughout. Upstairs, a striking iron-and-brass staircase leads to three additional guest suites and a spacious media room with a built-in Murphy bed for overflow guests--ideal for larger families and holiday gatherings. Boaters will appreciate the 75' dock system, complete with a fixed dock, floating dock, and lift suitable for large center consoles. Impact windows, a three-car garage, courtyard entry, and pavered circular driveway add to the home's ease of living. Whether hosting outdoor dinners on the covered pool patio, enjoying peaceful afternoons by the water, or setting out for a day on the ocean, this Harbor Island residence offers the finest in private waterfront living at Ocean Reef.