Billionaire Darwin Deason’s $108 Million La Jolla Estate: The Iconic “Sand Castle”

Billionaire Darwin Deason, the founder of Affiliated Computer Services, transformed his $108 million La Jolla estate, famously known as the Sand Castle, into a coastal masterpiece.

Purchased in 2009 for $18.15 million, this 13,000-square-foot property boasts 10 bedrooms and 17 bathrooms, perched dramatically above the cliffs of La Jolla, California. Deason’s estate showcases his dedication to luxury and exclusivity, combining meticulous design with breathtaking ocean views.

Source: Zillow listing

Property Highlights

  • Price: $108 million
  • Location: La Jolla, California
  • Size: 13,000 square feet
  • Bedrooms/Bathrooms: 10 bedrooms, 18 bathrooms
  • Notable Features: Private beach with sand imported from Augusta National, cliffside views, massive renovations, luxury amenities

A Cliffside Marvel Over a Decade in the Making

Deason spent more than a decade constructing and renovating the Sand Castle estate. After purchasing it in 2009, he invested over $60 million in renovations, transforming the residence into a modern luxury icon.

Source: Zillow listing

The cliffside property offers unparalleled privacy and panoramic views of the Pacific, allowing residents to experience California coastal living at its finest.

Entrance and Front Courtyard

The entrance to this Versailles-inspired estate is a grand display of French elegance and meticulous design. An arched stone gateway, adorned with wrought iron details and flanked by classic lanterns, opens to reveal a magnificent courtyard.

Source: Zillow listing

Inside, a stone fountain serves as the focal point, surrounded by carefully trimmed hedges and classical urns. The architecture of the main building boasts intricate moldings and tall windows, echoing the grandeur of European chateaux.

Source: Zillow listing

French-Inspired Living Spaces and Modern Design

The 13,000 square feet of interior space are meticulously designed with high-end finishes and custom elements that reflect Deason’s unique taste.

Foyer and Den

The foyer of this French chateau-inspired estate greets you with intricate wrought iron railings, marble floors, and classical detailing on the walls. Elegant sconces and delicate moldings enhance the opulence, leading into an expansive den.

Source: Zillow listing

In the den, a coffered ceiling with elaborate patterns complements the lavish furnishings, including an ornate fireplace and luxurious seating. With polished marble floors and regal décor, this space exudes timeless grandeur, setting a refined tone for the rest of the residence.

Source: Zillow listing

Main Living Area

The main living area of this exquisite estate exudes old-world elegance and sophistication. A grand chandelier illuminates the expansive space, with its intricately coffered ceiling and hand-carved wood detailing adding layers of opulence.

Source: Zillow listing

Anchored by a plush, beige sectional, the room invites comfort and luxury, framed by vintage artworks and a custom-built aquarium embedded in the wall. The decor balances classic European influences with a serene, homey ambiance, creating an environment both refined and welcoming.

Source: Zillow listing

Master Suite

The master suite exudes luxury, with an opulent bed framed by ornate, tufted upholstery and draped in lavish fabrics.

Source: Zillow listing

A crystal chandelier hangs from a tray ceiling, casting light across the spacious room and enhancing the view through large glass doors that open to a private balcony overlooking the ocean.

Source: Zillow listing
Source: Zillow listing

The suite includes a bathroom that mirrors the elegance of a classical villa, featuring mirrored cabinetry, golden accents, and a freestanding marble tub next to large windows.

Source: Zillow listing

A vanity area with intricate details and a view of the sea completes this retreat, combining functionality with the utmost elegance.

Source: Zillow listing

Additional Guest Bedrooms

With 10 bedrooms and 18 bathrooms, the property provides ample space for family, guests, and staff.

Each room has been designed to maximize comfort and privacy, offering a blend of traditional elegance and modern amenities.

Source: Zillow listing

In addition to each guest room having a large suite with oceanfront views, every room is also matched with a private bathroom.

Source: Zillow listing

Gourmet Kitchen and Entertainment Spaces

The chef’s kitchen exudes elegance with its custom wood cabinetry, gleaming granite countertops, and high-end stainless steel appliances, including a professional-grade range with an oversized vent hood.

Source: Zillow listing

The layout is thoughtfully designed, offering ample counter space for culinary preparation, while a dedicated bar area in the corner features stylish shelving for bottles and barware.

Source: Zillow listing

Adjacent to the kitchen, the formal dining room is a grand, opulent space with expansive ocean views, intricately decorated walls, and a lavish chandelier that casts a warm glow over a long, polished dining table surrounded by ornately carved chairs, perfect for hosting large gatherings in a truly luxurious setting.

Source: Zillow listing

Other Luxury Amenities Within The Home

This magnificent estate spares no detail in delivering luxury at every turn.

Source: Zillow listing

The Manhattan-themed bar, with its rich wood paneling, leather seating, and vintage detailing, transports you to an old-world lounge, while the panoramic ocean views beyond its arched windows create a striking contrast between classic sophistication and coastal beauty.

Source: Zillow listing

The home office is equally impressive, a sanctuary of polished wood and custom cabinetry that provides a distinguished, productive space framed by expansive views.

Source: Zillow listing
Source: Zillow listing

Keeping in shape is less difficult, the new owners will find the fully-equipped gym, complete with top-of-the-line equipment and wall-to-wall mirrors, a personal haven for wellness.

Source: Zillow listing

Outdoor Spaces and Unmatched Views

The Sand Castle’s cliffside location offers both stunning views and unmatched privacy. Outdoor terraces and balconies overlook the Pacific, providing a perfect backdrop for relaxing or entertaining.

Source: Zillow listing

The property’s lush landscaping, spacious lounge areas, and fire pits enhance the feeling of a secluded paradise, allowing residents to fully enjoy Southern California’s idyllic climate.

Source: Zillow listing

Stunning Cliffside Pool Area

The pool area exudes a grand, resort-like ambiance, surrounded by elegant arches and classical balustrades that mirror the mansion’s architectural splendor.

Source: Zillow listing

Tall palm trees frame the picturesque view, with multiple lounge areas and umbrellas providing a luxurious space for relaxation.

Source: Zillow listing

The pool itself is designed with pristine blue water and a built-in spa, making it a perfect spot to soak while taking in the serene ocean views beyond.

Source: Zillow listing

Heading Down To The Oceanfront Patio and Beach Cabana

A winding staircase, elegantly lined with balustrades, leads from the main terrace down toward the oceanfront patio and private beach cabana. Set against the rugged cliffside, the cabana offers a secluded escape, complete with outdoor seating shaded by large umbrellas.

Source: Zillow listing

Through an arched doorway carved into the rock, guests are greeted by uninterrupted views of the ocean—a serene spot for relaxation and enjoying the sound of the waves.

Source: Zillow listing

Beachfront Cabana and Sunbathing Areas

The beach cabana, located right by the oceanfront, offers a shaded, intimate space for enjoying drinks and refreshments.

Source: Zillow listing

With open windows framing the vast seascape, it creates a cozy spot to relax, perfect for savoring a morning coffee or a laid-back summer lunch with friends or family.

Source: Zillow listing

Adjacent to the cabana, a lounge area features a row of sun loungers, ideal for sunbathing or unwinding with the ocean breeze, maximizing the outdoor experience along the coastline.

Source: Zillow listing

Final Thoughts

Deason’s investment and years of dedication to the Sand Castle estate reflect his passion for creating a residence that is both luxurious and personal. The $108 million property, with its exclusive features and refined design, serves as a testament to his achievements and his eye for detail.

With 13,000 square feet, 10 bedrooms, 18 bathrooms, and a private beach, this iconic property embodies the best of California coastal living. Perched above the La Jolla cliffs, the Sand Castle is a rare piece of real estate that seamlessly combines breathtaking views, world-class amenities, and refined design, making it one of the most remarkable estates on the West Coast.

Author

  • Evan is a seasoned real estate agent with over seven years of experience in Los Angeles’ luxury real estate market. As founder of Homes of Celebs, Evan's passion for luxury homes and dedication to uncovering the stories behind the hottest listings inspired the creation of this platform. Evan is a licensed agent representing Coldwell Banker and specializes in sell-side transactions.

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