Bill Gates’ Xanadu 2.0: A High-Tech Mansion in Medina, Washington
Bill Gates, the co-founder of Microsoft and one of the world’s most influential technology entrepreneurs, owns an extraordinary private residence known as Xanadu 2.0. Located in Medina, Washington, on the shore of Lake Washington near Seattle, the mansion is one of the most famous billionaire homes in the United States.
The property is widely known for its scale, technology, architecture and privacy. Xanadu 2.0 covers approximately 66,000 square feet and was reportedly built over a period of seven years. Construction costs have often been reported at around US$63 million to US$66.5 million, reflecting the complexity of the home’s design and technology.
Recent real estate reporting describes the main estate as being worth around US$130 million to US$132 million. When surrounding properties and parcels connected to the Gates compound are included, the total tax-assessed value has been reported at approximately US$171 million. Older estimates placed the broader compound value closer to US$178 million, depending on which parcels were included.
Key Takeaways
- Xanadu 2.0 is Bill Gates’ famous high-tech mansion in Medina, Washington.
- The residence measures approximately 66,000 square feet.
- The mansion reportedly took seven years to build and cost around US$63 million to US$66.5 million.
- Recent reports value the main estate at around US$130 million to US$132 million.
- Including nearby parcels, the broader Gates compound has been tax-assessed at approximately US$171 million.
- The home includes a swimming pool, private library, gym, large dining room, multiple kitchens and extensive entertainment spaces.
- Xanadu 2.0 is known for smart-home technology, including automated lighting, climate control and guest-personalized settings.
- The property is built into the landscape and is often described as having an earth-sheltered, Pacific Northwest lodge-inspired design.
- Bill Gates has reportedly sold or listed some smaller nearby Medina properties, while retaining the main Xanadu 2.0 estate.
Location in Medina, Washington
Xanadu 2.0 is located in Medina, one of the most exclusive residential communities in Washington State. The area sits along Lake Washington and is known for privacy, waterfront estates and proximity to Seattle, Bellevue and the broader technology corridor.
Medina has long been associated with wealthy technology executives and entrepreneurs. Its lakefront properties, quiet streets and large private lots make it one of the most desirable residential areas in the Pacific Northwest.
Bill Gates purchased the original property in the late 1980s and gradually developed it into one of the most advanced private homes in the world. Over time, he also acquired nearby properties and parcels, creating a larger private compound around the main residence.
Architecture and Construction
Xanadu 2.0 was designed as a large but carefully integrated residence. Rather than standing as a traditional mansion, the home is partly built into its natural surroundings, using earth-sheltered design principles and Pacific Northwest materials.
The property has been associated with architectural firms Bohlin Cywinski Jackson and Cutler Anderson Architects. Its design combines wood, glass, stone and landscaped terrain to create a private residence that blends into the hillside above Lake Washington.
The mansion reportedly took around seven years to complete. Its long construction timeline was due not only to its size, but also to the complexity of its technology, structural systems and custom interior features.
Luxury Amenities Inside Xanadu 2.0
Xanadu 2.0 is famous for its impressive list of amenities. The residence reportedly includes a large swimming pool with an underwater music system, a substantial gym, a large dining room, several kitchens, guest suites, entertainment spaces and a private library.
The private library is one of the best-known rooms in the house. It reportedly includes a domed reading room and rare books, reflecting Gates’ long-standing interest in reading, research and history.
Other widely reported features include a trampoline room, home theater spaces, reception areas and expansive lake views. The home was designed to support both private family life and large-scale entertaining.
Advanced Smart-Home Technology
Xanadu 2.0 became famous as one of the earliest large-scale examples of a fully integrated smart home. Long before smart-home technology became common in everyday houses, Gates’ residence reportedly used sensors, automation and digital controls to personalize the environment for residents and guests.
Visitors were reportedly able to use electronic pins or sensors that allowed the home to adjust lighting, temperature and music preferences as they moved through different rooms. This type of personalization was far ahead of its time when the house was built.
The property also includes extensive technical infrastructure to manage lighting, climate, security, communications and entertainment systems. In many ways, Xanadu 2.0 reflected Gates’ belief that technology could be integrated into daily life in practical and almost invisible ways.
Sustainability and Environmental Design
Although Xanadu 2.0 is best known for technology and luxury, the home also includes environmentally conscious design elements. Its earth-sheltered structure helps reduce visual impact and can assist with temperature stability.
Reports have also described energy-efficient systems, advanced heating and cooling infrastructure and thoughtful landscape design. The property’s design takes advantage of its natural setting, using the land and surrounding trees to create privacy while reducing the home’s external profile.
For a house of its size, the environmental footprint is still significant. However, Xanadu 2.0 was unusual for its time because it combined extreme scale with technology-driven energy management and site-sensitive architecture.
How Much is Xanadu 2.0 Worth?
The value of Bill Gates’ house depends on whether the figure refers only to the main mansion or to the wider Medina compound.
The main Xanadu 2.0 estate is often valued at around US$130 million to US$132 million. Recent 2026 reporting stated that property records placed the main residence’s 2025 appraised value at around US$132 million.
When surrounding parcels and nearby properties connected to the Gates compound are included, the combined tax-assessed value has been reported at around US$171 million. Older estimates have placed the combined value as high as approximately US$178 million, depending on the year and parcel count.
Bill Gates’ Real Estate Portfolio
Xanadu 2.0 is the best-known property in Bill Gates’ real estate portfolio, but it is not the only home associated with him. Gates has owned or been linked to properties in Washington, California, Florida and other locations.
In 2026, reports said Gates had listed a smaller Medina property near Xanadu 2.0 for around US$4.8 million. The listing attracted attention because the home was adjacent to his main estate and may have served as part of a privacy buffer around the compound.
Even with some smaller property sales, Gates has reportedly retained the main Xanadu 2.0 residence and additional surrounding land. This suggests that the Medina estate remains one of his most important personal properties.
Why is it Called Xanadu 2.0?
The name Xanadu 2.0 is a reference to the fictional estate Xanadu in the film Citizen Kane. The “2.0” adds a technology-inspired twist, fitting for a home built by one of the most important figures in the history of personal computing.
The name captures the unusual character of the property: part private residence, part technological showcase and part modern interpretation of a billionaire estate.
Frequently Asked Questions (FAQ)
Where is Bill Gates’ house located?
Bill Gates’ main residence, known as Xanadu 2.0, is located in Medina, Washington, on the shore of Lake Washington near Seattle.
How big is Xanadu 2.0?
Xanadu 2.0 measures approximately 66,000 square feet, making it one of the largest private residences in the United States.
How much did Xanadu 2.0 cost to build?
The mansion reportedly cost around US$63 million to US$66.5 million to build and took about seven years to complete.
How much is Bill Gates’ house worth?
Recent reports place the main Xanadu 2.0 estate at around US$130 million to US$132 million. Including surrounding parcels, the broader compound has been tax-assessed at approximately US$171 million.
What features does Xanadu 2.0 have?
The house reportedly includes a swimming pool with underwater music, a large gym, multiple kitchens, a private library, guest suites, entertainment spaces, a trampoline room and advanced smart-home technology.
Does Bill Gates still live at Xanadu 2.0?
Bill Gates is still widely associated with Xanadu 2.0. Although he has reportedly listed or sold some smaller nearby Medina properties, the main estate remains his best-known residence.
Why is Bill Gates’ house famous?
Xanadu 2.0 is famous because of its size, value, waterfront location, smart-home technology and connection to Bill Gates. It became one of the best-known examples of a technology-driven luxury residence.
Sources
architecturaldigest.com – Bill Gates’ houses and real estate portfolio
architecturaldigest.com – Bill Gates lists Medina property near Xanadu 2.0
downtownbellevue.com – 2025 appraised value and Medina property listing
forbes.com – Bill Gates real-time net worth
businessinsider.com – Facts about Bill Gates’ Xanadu 2.0 house
priceypads.com – Xanadu 2.0 property profile and construction details
superyachtfan.com – Bill Gates’ house profile
superyachtfan.com – Bill Gates net worth profile
