Elon Musk, the world's richest man with a net worth of $917 billion, is currently living in an Airstream trailer in Memphis while overseeing xAI's massive infrastructure expansion. The billionaire entrepreneur, who briefly became the world's first trillionaire for 12 days in June, said he's parked his aluminum-shelled camper steps away from xAI's Colossus supercomputer facility to stay close to the project.

This living arrangement reflects a pattern Musk has followed throughout his career, prioritizing proximity to critical projects over comfort. During a taping of the All-In podcast, SpaceX President and Chief Operating Officer Gwynne Shotwell praised Musk's commitment, noting that he has consistently demonstrated this hands-on approach across his companies.

"This is Elon, by the way, doing what people don't believe he does. He sleeps on the factory floor. He's in Memphis, helping build buildings," said Gwynne Shotwell, President and Chief Operating Officer of SpaceX.

Gwynne Shotwell, President and Chief Operating Officer of SpaceX

Why Is Musk Living in Memphis Right Now?

Musk is in Memphis because xAI is rapidly expanding Colossus, a massive supercomputer center that has become the backbone of the company's artificial intelligence operations. The facility has generated so much computing power that xAI has struck deals to provide excess capacity to competitors Google and Anthropic for billions of dollars. The company started building Colossus in 2024 to power Grok, xAI's large language model, and the initial construction took only 122 days. In late July, xAI announced plans for a fourth data center called Minihard to further expand its infrastructure footprint.

Musk's decision to live in a trailer rather than a hotel or rental property underscores his belief that being physically present at critical moments drives better decision-making and faster execution. This approach has defined his career across multiple ventures, from his earliest startups to his most recent acquisitions.

How Has Musk's Living Situation Reflected His Work Priorities Throughout His Career?

• Early Startups: When Musk and his brother Kimbal were building Zip2 in the 1990s, they slept in a tiny Palo Alto office for six months while showering at the YMCA, according to Walter Isaacson's biography of Musk.
• PayPal Era: Even after receiving $22 million from selling Zip2 to Compaq, Musk slept under his desk most nights as he prepared to launch X.com, the online bank that would later become PayPal, in 1999.
• Tesla Production Hell: During the 2017 and 2018 push to manufacture 5,000 Model 3s per week, Musk often slept on the factory floor, getting only four or five hours of sleep nightly. He spent Thanksgiving Day at the factory with some of his sons because he had asked workers to work that day as well.
• Twitter Acquisition: When Musk purchased Twitter in 2022, which would later become X, he claimed a couch in the company's seventh-floor library and slept there as he pushed employees to realize his vision of turning the platform into a "digital town square."

Musk described the Tesla production period as "a frenzy of insanity," telling Isaacson that he was "like on the ragged edge of sanity" during that time. When he acquired Twitter, he justified his on-site sleeping arrangement by saying the company was in a "code-red situation" that required his constant presence.

Musk

Has Musk Always Lived This Way?

Musk has not consistently maintained a minimalist lifestyle. For years, he invested heavily in luxury real estate. In 2012, he purchased a Bel Air mansion in Los Angeles with seven bedrooms, 11 bathrooms, a tennis court, and a two-story library for $17 million. He also owned a $32 million Mediterranean-style estate in Silicon Valley and bought late actor Gene Wilder's home in 2013 to try to preserve it.

However, his priorities shifted significantly. In 2020, Musk sold many of his properties and moved with his then-partner Claire Boucher, known as Grimes, to Texas, where they lived in a small $50,000 house he was renting from SpaceX near the company's Starbase facility in Boca Chica. Now, with xAI's Memphis expansion accelerating, Musk appears to have returned to his earlier pattern of prioritizing proximity to active projects over residential luxury.

The Airstream trailer Musk is currently living in likely includes a sleeping area, kitchen, and bathroom compressed into a 16-foot space, though he did not specify which model he selected. Regardless of the specific model, the choice demonstrates that even as the world's richest person, Musk continues to structure his life around the demands of his most pressing business challenges rather than the trappings of wealth.