Brand-new in 2026, this architectural single-level estate in Dover Shores offers the rare combination of modern design, expansive scale, and seamless indoor-outdoor living. Privately set on an approximately thirteen thousand square foot lot, the home spans five thousand seven hundred fifty-five square feet with five bedroom suites, eight bathrooms, and a three-car garage, blending sophisticated finishes with exceptional comfort. The thoughtfully designed layout is centered around a stunning private courtyard with a mature olive tree, creating a tranquil architectural focal point. Inside, wide-plank white oak floors and soaring fourteen foot ceilings enhance the open-concept living spaces. The great room, dining area, and chef's kitchen open effortlessly to the backyard through massive motorized sliding glass doors, delivering the ultimate indoor-outdoor lifestyle. The designer kitchen features striking quartzite countertops with a waterfall island, custom white oak cabinetry, and Thermador appliances. A fully equipped butler's kitchen with an additional stove, freezer, and prep sink keeps entertaining effortless while maintaining a pristine main kitchen. Each of the five bedrooms is a private suite with its own ensuite bathroom and walk-in closet. The primary retreat offers separate his-and-hers bathrooms and walk-in closets, along with a dedicated laundry room for added convenience. Designed for entertaining, a hidden speakeasy-style game room includes a bar island, wine refrigerator, and pass-through window to the backyard. The resort-style backyard is equally impressive with a pool, spa, sunken firepit lounge, built-in barbecue grill ,and covered patio with a dramatic waterfall feature cascading into the pool creating a serene outdoor retreat. A Savant smart home system seamlessly controls lighting,music ,security cameras,and motorized doors throughout the home. Offering a rare single-story layout,bespoke finishes,and resort-caliber amenities,fourteen fifty-three Galaxy Drive represents an exceptional opportunity to own a newly built luxury residence in one of Newport Beach's most desirable neighborhoods.