Welcome to 667 & 667A Alcatraz, a brand-new modern residence with a spacious main home plus a thoughtfully designed ADU, ideally located on the Oakland/Berkeley border. This ground-up new construction offers peace of mind with all-new electrical, plumbing, and sewer systems. Both units showcase designer kitchens with premium finishes, stainless steel appliances, open layouts, tiled baths, in-unit laundry, and light-filled bedrooms. The main home, 667, spans two levels with soaring ceilings, 4 bedrooms, 2 baths, and a versatile front office with French doors. Upstairs, two oversized bedrooms each enjoy private balconies, large closets, and sweeping views. The ADU, 667A, features 3 bedrooms, 2 baths, and an open-plan living space with direct access to the rear patio, perfect for indoor/outdoor living. The landscaped grounds are low-maintenance and complemented by off-street parking, secure storage, and a partial solar system with expansion potential. Added value comes with long-term builder, construction, and appliance warranties, offering buyers both style and peace of mind.