This single-story estate offers refined California living on over three-quarters of an acre in one of Newbury Park's most serene and private settings. Designed for effortless indoor-outdoor flow, the 4,417 sq ft residence is perfectly sited behind a long private drive and backs to open space with expansive mountain views. The backyard is a true retreat, backing to open space with multiple patios, a sparkling pool and spa, and a 740 sq ft covered pavilion with fireplace, TV hookups, and built-in outdoor kitchen. Fruit trees, garden beds, and mature landscaping complete the experience.Inside, wide-plank hardwood and slate tile floors connect generous living and dining spaces. The kitchen offers ample storage, a large granite island, built-in refrigerator, double ovens, and a five-burner gas range-ready to be personalized by the next owner. A full laundry room, mudroom, and an entertainer's bar with passthrough window offer practical everyday function.Custom 16-foot lift-and-slide doors open completely to the backyard, blending the interior with nature. The layout includes a guest/in-law suite with separate entrance, all en-suite bedrooms, and a spacious primary retreat. The oversized lot also offers room for a future ADU.Energy-efficient and safety-minded, the home includes solar with two Tesla Powerwall 3 units, ember-resistant roof and vents, a dedicated fire gel pump system, dual Navien tankless water heaters, fiber internet, and fresh interior/exterior paint.Motivated sellers have thoughtfully repositioned this offering to create opportunity. A rare single-level estate with exceptional privacy, just minutes from trails, open space, and the 101.