Presenting the finest lot in the highly desirable Hillstone Estates. This sprawling estate sits on over an acre of land w/ breathtaking city & mountain views. Entertainers paradise w/ the grandeur driveway, outdoor Casita w/ approx. 450 sq. ft, sunken full size tennis court to preserve the views, flagstone walkways, cascading waterfall, elevated hot tub area, basketball court, exercise gazebo area & even more potential w/ the lot pre wired for an ADU & still plenty of space for a pool. Inside this Greenbriar home you will be welcomed w/ luxury, comfort & architectural distinction. Excellent open flowing floor plan w/ tons of windows for an abundance of light. 5 beds (3 en-suites)+office, en-suite downstairs. Epicurean Kitchen w/ maple cabinets, center island, & pantry. Master w/ updated bath, vaulted ceilings, huge walk in closet & views, views, views, on a clear day can see SF/Oakland. Excellent award winning schools. Come be the next owner of one of the nicest bay view lots in the valley.