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With a reported asking price of $400,000,000, this astonishing mega-mansion sits at the very top tier of global ultra-luxury real estate and is widely recognized as one of the most expensive residential listings in the United States.
Perched in the ultra-exclusive hills of Bel Air, 11201 Chalon Rd is one of the most significant private estates ever to come to market in Los Angeles. Set on nearly 8 acres of prime hillside land, the estate delivers commanding, uninterrupted views across Los Angeles—from the canyon ridgelines to the Pacific Ocean. Its elevated position above the city provides both total privacy and a rare sense of separation from urban density, despite being only minutes from the heart of Bel Air.
Designed by architect Peter Marino and developed over nearly a decade, the residence spans approximately 70,000 square feet across multiple structures. The architectural approach prioritizes scale and integration, with expansive glass walls, clean modern lines, and a layout that flows naturally with the hillside terrain. Rather than overpowering the landscape, the estate is embedded into it, creating a seamless indoor-outdoor living experience.
Inside, the property functions as a fully self-contained private compound. Reported features include resort-style wellness and spa facilities, indoor and outdoor pools, a private cinema, entertainment lounges, fitness and recovery spaces, and extensive service infrastructure designed for full-time estate living. The compound includes dozens of bedrooms and bathrooms across its main residence and auxiliary structures, allowing it to accommodate large-scale entertaining as easily as private day-to-day living.
What makes 11201 Chalon Rd especially notable is its rarity. Ultra-prime promontory estates of this scale in Bel Air almost never come to market, and when they do, they immediately attract global attention from ultra-high-net-worth buyers, institutions, and legacy investors.
At $400 million, the estate is positioned at the very top of the U.S. luxury real estate market and, if sold near asking, would represent one of the most significant residential transactions in American history.
Ultimately, 11201 Chalon Rd is not just a home—it is a private world above one of the most iconic cities on earth, where land, architecture, privacy, and legacy converge into a singular generational asset.
Listed by: Michael Fahimian and Jack Harris, The Beverly Hills Estates
Sources:
AOL – “$400M Bel Air megamansion now on the market”
Homes.com – “Los Angeles compound seeks $400 million in would-be record sale”
The Beverly Hills Estates – Listing details for 11201 Chalon Rd
Zillow Gone Wild – Bel Air megamansion coverage
