Custom-Built Estate with Unmatched Lake Casitas Views on 5.64 Acres.Welcome to your private hilltop sanctuary, where breathtaking, unobstructed views of Lake Casitas and the surrounding valley stretch as far as the eye can see. This expansive, custom-built estate offers approximately 4,232 sq. ft. of thoughtfully designed living space, nestled on 5.64 acres across two parcels. Designed for both grand entertaining and comfortable day to day living, the home features two spacious primary suites, one on each level, a dramatic great room with soaring 20-foot vaulted ceilings, and a generous upstairs loft offering sweeping panoramic views.Inside, you'll find timeless design and quality finishes, including hardwood and custom tile flooring, onyx marble kitchen countertops, and premium appliances. While the home has been well cared for, it offers a fantastic opportunity for updates and personalizing, making it a perfect canvas to create your dream estate. The open-concept chef's kitchen flows seamlessly into multiple entertaining areas, including a game room with full bar. For wellness and relaxation, enjoy a dedicated spa-inspired exercise room with its own sauna and steam room. Downstairs, the finished lower garage level adds approximately 980 sq. ft. of flexible space, ideal for a studio, workshop, gym, or additional living quarters. This one-of-a-kind property blends privacy, scale, and opportunity like few others in the area. With a little vision and updating, it could become a true showpiece.