America’s grandest mansions aren’t just homes – they’re monuments to ambition, artistry, and extravagance.
These sprawling estates reveal the heights of luxury, offering a glimpse into the lives of the country’s wealthiest families across generations.
From modern marvels all the way to to historic icons that have stood the test of time, this collection of lavish residences shows just how extraordinary American architecture can be when money is no object.
1. 924 Bel Air Road (Los Angeles, CA)
Nicknamed “Billionaire,” this ultra-modern marvel sits perched in the prestigious Bel Air neighborhood with breathtaking views of Los Angeles and the Pacific Ocean.
The property boasts 38,000 square feet of pure luxury with 12 bedrooms, 21 bathrooms, five bars, and a candy room. A 40-seat movie theater, auto gallery with luxury vehicles, and four-lane bowling alley round out the entertainment options.
2. The One (Bel Air, Los Angeles, CA)
Try to picture a property so extraordinary it’s simply named “The One.” That’s what happened here! This mega-mansion stretches across 105,000 square feet, making it one of the largest private residences in the country.
Originally listed for a staggering $500 million, it features 21 bedrooms, 42 bathrooms, a 30-car garage, and a 10,000-square-foot sky deck. What makes this home truly unique is its moat-like water feature surrounding the entire property.
3. The Manor (Holmby Hills, Los Angeles, CA)
Built by legendary television producer Aaron Spelling, this French château-inspired estate spans 56,500 square feet and sits on nearly 5 acres of prime Los Angeles real estate.
Behind its stately façade lie 123 rooms, including a bowling alley, beauty salon, gift-wrapping rooms, and multiple pools. Affectionately nicknamed “Spelling Manor,” this property has changed hands between billionaires, most recently selling for $120 million.
4. Palazzo di Amore (Beverly Hills, CA)
Vineyard meets luxury in this Mediterranean-inspired estate spanning 25 acres in Beverly Hills. The passion project of real estate mogul Jeff Greene captures old-world elegance with modern amenities.
Wine enthusiasts would appreciate the on-site vineyard producing 400-500 cases annually and a 10,000-bottle cellar. For entertainment, there’s a 50-seat theater, bowling alley, and a ballroom with rotating dance floor that can host 250 guests.
5. Pritzker Estate (Beverly Crest, Los Angeles, CA)
Formerly owned by billionaire Anthony Pritzker, this contemporary masterpiece redefines California luxury with its 49,300 square feet of living space.
Hidden behind gates in Beverly Crest, the estate features a two-level library, bowling alley, and professional screening room. What truly sets it apart is the extraordinary aquatic complex with a fitness center, gym, changing rooms, and a huge swimming pool with spa.
6. Gordon Pointe (Naples, FL)
Surrounded by water on three sides, this peninsular paradise in Naples offers the ultimate Florida luxury experience. The 9-acre estate boasts 300 feet of beach frontage and over 900 feet of bay frontage.
The main residence and guest houses together provide over 11,000 square feet of living space. Yacht enthusiasts will appreciate the deep-water dock that can accommodate vessels up to 95 feet long, while nature lovers can enjoy the private white sand beaches.
7. Malibu Oceanfront Estate (Malibu, CA)
Perched dramatically on a bluff overlooking the Pacific, this architectural gem combines natural beauty with luxurious design. Floor-to-ceiling windows throughout create the sensation of floating above the ocean.
The property features over 7,000 square feet of living space with multiple terraces and an infinity pool that seems to merge with the horizon. A private staircase leads directly to the exclusive beach below, offering the ultimate California lifestyle.
8. Villa in Palm Beach (Palm Beach, FL)
Regal palm trees line the entrance to this Mediterranean revival masterpiece located in the exclusive Palm Beach island community. Once through the ornate gates, visitors discover a world of old-world glamour.
The 16-bedroom estate features hand-painted ceilings, antique marble floors, and gold fixtures throughout. A stunning courtyard with fountains serves as the heart of the property, while the oceanfront location provides breathtaking views and private beach access.
9. 190 Palm Ave. (Miami Beach, FL)
Sleek modernism defines this waterfront masterpiece situated on Palm Island, one of Miami’s most exclusive addresses. A triumph of contemporary design, the mansion features walls of glass that blur the line between indoor and outdoor living.
The 20,000-square-foot residence boasts 9 bedrooms, 11 bathrooms, and amenities including a rooftop deck with jacuzzi. With 100 feet of water frontage and a private dock, it represents the pinnacle of Miami’s luxury lifestyle.
10. 31062 Casa Grande Dr. (San Juan Capistrano, CA)
Spanish colonial heritage meets modern luxury in this stunning 225-acre ranch estate in Southern California. The property features a 13,000-square-foot main residence with authentic architectural details including hand-carved wooden beams and custom tilework.
Equestrian enthusiasts will appreciate the world-class facilities including stables for 40 horses, riding arenas, and training facilities. The estate also boasts orange groves, avocado orchards, and panoramic views of the Pacific Ocean.
1. 594 S. Mapleton Dr. (Los Angeles, CA)
Known as “Owlwood,” this historic estate has housed Hollywood royalty including Sonny and Cher, Tony Curtis, and Marilyn Monroe. The Italian Renaissance-style mansion sits behind private gates on nearly 10 acres in the heart of Holmby Hills.
Built in 1936, the 12,000-square-foot main residence exudes old Hollywood glamour with wood-paneled rooms, crystal chandeliers, and marble fireplaces. The park-like grounds feature ancient trees, tennis courts, and an Olympic-sized swimming pool.
2. Biltmore Estate (Asheville, NC)
America’s largest privately-owned home stands as a testament to the Gilded Age opulence of the Vanderbilt family. Completed in 1895, this French Renaissance château encompasses 175,000 square feet with 250 rooms including 35 bedrooms and 43 bathrooms.
The 8,000-acre estate features formal gardens designed by Frederick Law Olmsted, America’s first vineyard, and working farm. Unlike most mansions on this list, Biltmore is open to the public, allowing visitors to experience its grandeur firsthand.
3. Lynnewood Hall (Elkins Park, PA)
Once called the “American Versailles,” this 110-room Neoclassical revival mansion near Philadelphia represents both extraordinary opulence and preservation challenges. Built between 1897-1900 for industrialist Peter A.B. Widener, the limestone palace was designed by Horace Trumbauer.
At its peak, the estate employed 220 staff members to maintain its 34 acres, including formal gardens and greenhouses. Though currently unoccupied, the mansion’s 55 bedrooms, ballroom, and art gallery once housed one of America’s finest art collections.
4. Oheka Castle (West Hills, NY)
Rising majestically from Long Island’s Gold Coast, this French-style château was built in 1919 as the country home of financier Otto Hermann Kahn. The second-largest private residence ever built in America, it encompasses 109,000 square feet and 127 rooms.
The estate’s formal gardens were designed by the Olmsted Brothers and feature reflecting pools and manicured hedges. Following a meticulous restoration, Oheka now operates as a luxury hotel and popular wedding venue, appearing in numerous films and Taylor Swift’s “Blank Space” music video.
5. Versailles Estate (Windermere, FL)
When completed, this ambitious project will be one of America’s largest single-family homes at 90,000 square feet. Inspired by the Palace of Versailles, construction began in 2004 by Westgate Resorts founder David Siegel and his wife Jackie.
The mansion’s plans include 14 bedrooms, 32 bathrooms, 11 kitchens, and a 30-car garage. Unique features include a two-story wine cellar, 20,000-square-foot grand hall, bowling alley, and indoor roller rink. The property gained fame through the documentary “The Queen of Versailles.”
6. Chartwell Mansion (Bel-Air, Los Angeles, CA)
Familiar to millions as the exterior of the Clampett mansion from “The Beverly Hillbillies,” this French Neoclassical estate represents old Hollywood glamour at its finest. Built in 1933, the 25,000-square-foot main house sits on 10.3 manicured acres.
The property features a 75-foot swimming pool, tennis court, and elaborate gardens with fountains and statuary. Wine connoisseurs would appreciate the 12,000-bottle wine cellar. Previously owned by media mogul Rupert Murdoch, it sold for approximately $150 million in 2019.