Brand New Construction Coastal Masterpiece in La Jolla's Prestigious Beach Barber Tract – Steps to Windansea Beach & La Jolla Village.  Introducing 464 Westbourne Street – a newly constructed luxury detached home that embodies the essence of Southern California coastal living. Ideally located in La Jolla, this stunning 5-bedroom, 3.5-bathroom home offers 3,810 square feet of thoughtfully designed living space, perfectly blending timeless elegance with modern sophistication & technology. From the moment you enter, you're greeted by soaring ceilings, exquisite crown molding, Lutron Lighting and rich custom tongue-and-groove millwork. An open-concept layout flows seamlessly through living spaces, anchored by a chef-caliber Thermador kitchen outfitted with custom alder cabinetry, a 48" commercial-grade range/Hood, built-in paneled refrigerator, farmhouse sink, natural stone counters, and a separate walk-in prep pantry with additional sink & dishwasher.  Designed for effortless indoor-outdoor coastal entertaining, the main living area opens to a stunning California Room featuring a white-washed brick facade, built-in fireplace, BBQ, TV Niche OR slip upstairs to a panoramic Roof Top Deck for year-round ocean view sunsets!  Pride of ownership & attention to detail is a common theme throughout this La Jolla New Construction Beach House, built for the luxury "lock & leave" buyer looking for their coastal lifestyle.  KITCHEN/LIVING: The 1st floor greets you w/ custom barrel roof entry, wood detailed foyer, oak engineered wood flooring + entertaining kitchen equipped with walk-in pantry w/ separate sink + 2nd dishwasher.  Sliding doors spill out onto a whitewashed brick Covered California Room w/ gas fireplace, TV niche & BBQ for indoor-outdoor entertaining. Interiors are lined with custom wood millwork & tambour detail accents Plus the Chef's Kitchen boasts modern Alder Wood Cabinetry, Spacious center island, Thermador Appliances w/ Built-in 36" Paneled French Door Fridge, 48" 6-burner Commercial Range w/ griddle, 30"Oven, Kohler Farmhouse Sink & natural slab counters, Plus a separate walk-in prep pantry with sink, microwave & separate dishwasher. LOWER LUXURY LEVEL: Slide on downstairs, to your Media/Game Room Bar w/ Speakers, Crown detail Lighting, pre-wiring, built-in media center & entertaining wet-bar w/ prep sink, 18" Thermador wine column for ~50+ bottles, floating shelves & beverage fridge + 3 additional guest bedrooms, storage room & impressive Walk-In Laundry Room. TOP FLOOR: An impressive Primary Suite w/ customizable walk-in closet spill into a spa-like master bathroom 'wet room' w/ floor-to-ceiling tiled walls, detached freestanding Kohler soaking tub with stone slab walls & tub light fixture, dual vanity Kohler sinks/fixtures, LED mirrors & Rainfall Shower w/ 3 function fixture. OTHER: 1 ) Walk-In Laundry room w/ Front load Washer/Dryer, farm sink + quartz counters/cabinetry 2) Solar Panels w/ Tesla Powerwall Battery 3) 2 Car Garage + EV charger outlet.  4) Exterior Beach Shower 5) 'Control 4 Custom Home Tech' Smart Home Wiring Builder Package w/ built-in speakers, Lutron lighting, security cameras. This New La Jolla New Construction is in a Class of its Own + live the SoCal Dream of Coastal Walkability from this low maintenance life of luxury!