This newly renovated, turnkey Cowan Heights estate is completely move-in ready and perched atop the prestigious enclave of Sirrine Drive, offering sweeping panoramic mountain and city views, exceptional privacy, and elevated luxury living. Located on one of North Tustin's most exclusive streets, this residence is a rare architectural offering. Spanning 7,292 sq. ft. on an expansive 35,100 sq. ft. lot, the 6-bedroom, 5-bath home lives primarily as a single-level residence, with four oversized bedrooms-including the luxurious primary suite-on the main floor. The primary retreat is a true sanctuary, featuring a private indoor spa/hot tub and dedicated sauna, creating a serene at-home wellness experience. A dramatic entry with fountain and cascading waterfalls makes a striking first impression, framed by lush landscaping and towering palm trees. Newly updated living, dining, and family rooms flow seamlessly to wrap-around patios that capture breathtaking views. The chef's kitchen, beautifully refreshed, includes an eat-in dining area ideal for both daily living and entertaining. The resort-style backyard is designed for ultimate relaxation, showcasing a custom waterfall grotto jacuzzi with built-in lounge and TV area, all overlooking stunning 180-degree vistas. Custom outdoor lighting enhances the property's dramatic nighttime ambiance. The upper level offers an additional bedroom, private office, and expansive game room with full bar and unobstructed views-perfect for entertaining or multigenerational living. Equipped with hardwired security, advanced sound systems, and located within top-rated Tustin schools, this extensively renovated estate delivers turnkey luxury, privacy, and an unmatched lifestyle. A rare Cowan Heights masterpiece, ready for immediate enjoyment, with unforgettable views.