Welcome to Casa Savannah, a rare and private custom estate in the exclusive, guard gated Westridge Estates of Valencia. Once showcased as the Sunset Magazine Idea Home, this architectural masterpiece blends timeless design with modern luxury. Spanning over 6,000 sq. ft. on a nearly 15,000 sq. ft. cul de sac lot, the home offers sweeping views of city lights, the golf course, and the protected Oak preservean unmatched combination of privacy, beauty, and prestige. Inside, soaring beamed ceilings, wide plank wood floors, and walls of windows set the stage for refined living. The main level features both formal and casual living and dining rooms, a chefs kitchen with two Sub Zero refrigerators (one full fridge, one full freezer), dual dishwashers, six burner cooktop with griddle, and seamless flow to outdoor entertaining spaces. The kitchen, family, and breakfast rooms open to an expansive California room with arches, a fireplace, and panoramic views, while a second covered patio boasts a pizza oven, built in barbecue, multiple refrigerators, and a full sinkperfect for hosting gatherings. The bedroom layout offers versatility and privacy: four spacious ensuite bedrooms upstairs, a main level ensuite, and a detached guest house with private bath and closetideal as an office, gym, or additional suitetotaling 6 bedrooms and 8 bathrooms (6 full, 2 powder). The luxurious primary retreat offers a spa inspired bath, dual walk in closets, private sitting area, and a deck overlooking the preserve. Entertainment abounds with a subterranean level (perfectly suited as a media or game room) featuring a full wet bar, lounge, private bath, and party space. A third level observation deck, currently styled as a gym, provides the ultimate vantage point to take in the surrounding views. Additional highlights include dual laundry rooms, abundant built ins, multiple fireplaces, and timeless architectural details throughout. The resort style grounds are equally impressive: sparkling pool and spa, multiple terraces, lush landscaping, and uninterrupted vistas of the Oak preserve with no rear neighbors. Tucked at the end of a quiet cul de sac with only three homes, Casa Savannah offers 24 hour guard gated security and proximity to award winning schools, private Oaks Golf Club, and the best of Valencia living. This is more than a homeits a statement estate designed for those who value privacy, luxury, and lifestyle.