California’s most enduring export isn’t film or technology, but the promise of a better version of yourself.

For decades, the Golden State has cultivated an image of health, vitality, and self-improvement, where surfing, hiking, yoga, organic food, luxury spas, and holistic living have become part of a globally recognized lifestyle. From Malibu wellness retreats to Beverly Hills longevity clinics, the pursuit of physical and mental well-being has evolved from a trend into a defining element of California culture. That philosophy of healthy living has steadily reshaped luxury real estate, where buyers increasingly expect homes to function as private retreats rather than simply places to live. Magnum Opus, a newly completed estate in Hidden Hills, reflects that shift, combining resort-caliber wellness amenities with architecture designed to blur the boundary between home and nature. The stunning residence has been listed for $21 million usd/ $29.51 million cad.

Organic Aesthetic

Set behind the gates of Hidden Hills on nearly two acres, the newly built seven-bedroom estate spans 13,832 square feet, including 11,231 square feet of interior living space. Designed by architect Ron Heston with interiors by Alison Gordon, the residence embraces an organic contemporary aesthetic defined by soaring vaulted ceilings, walls of glass, white oak, natural stone, and warm hardwood floors. Mature trees and mountain views provide a tranquil backdrop, while sliding glass doors dissolve the distinction between indoors and outdoors. The formal living room centers on a sculptural stone fireplace framed by exposed oak beams and oversized picture windows, while the expansive great room flows seamlessly onto a covered veranda connecting the home’s theater, fitness studio, spa, and outdoor entertaining spaces.

The commitment to well-being continues throughout the residence. A dedicated wellness wing features an infrared sauna, steam room, and cold plunge worthy of a five-star spa. Upstairs, the primary suite offers a peaceful escape with a covered terrace overlooking the mountains. A marble fireplace, custom white oak cabinetry, and a luxurious natural stone bath complete with a steam shower, freestanding soaking tub, dual water closets, and a boutique-style dressing room transform the space into a sanctuary designed for both restoration and relaxation

The grounds are equally impressive.

Surrounded by lush landscaping, mature trees, and sweeping lawns, the estate features a resort-style pool with dual sun shelves, an infinity-edge spa cascading over a marble waterfall, and a covered pavilion equipped with an outdoor kitchen, dining area, full-service bar, and retractable entertainment screen. Every element has been thoughtfully positioned to frame the surrounding landscape, reinforcing the home’s seamless connection to nature. A showroom-quality four-car garage completes the property, providing refined accommodations for a prized automobile collection.

Located within the exclusive guard-gated enclave of Hidden Hills, the estate enjoys one of Southern California’s most coveted addresses. Celebrated for its equestrian trails, oversized lots, and peaceful, semi-rural setting just minutes from Los Angeles, the community has long attracted high-profile residents seeking privacy without sacrificing convenience. Some famous residents include Kim Kardashian, Drake, Jessica Simpson, The Weeknd, and Madonna.

For the Silo, Kimberly Ridley/toptenrealestatedeals.com

The listing is held by Spencer Gordon, Dana Olmes, and Jeff Biebuyck at Compass.

Photos: The Luxury Level (Jeremy Blair)