The Incalculable Fortune of the New Aga Khan: A Legacy of Billions, Yachts, Planes, and Thoroughbreds

The death of Prince Karim al-Hussaini, the Aga Khan IV, on February 4, 2025, marked the end of an era for one of the world’s wealthiest and most enigmatic spiritual leaders. As the 49th hereditary Imam of the Ismaili Muslims, a Shiite Muslim minority, the Aga Khan IV was not only a religious figurehead but also a billionaire whose fortune was shrouded in mystery. His passing has now ushered in a new chapter for the Ismaili community, with his eldest son, Prince Rahim Aga Khan, 53, ascending to the title of Aga Khan V.

The Aga Khan’s Fortune: A Legacy of Billions

The Aga Khan IV, in the Canadian city of Toronto in February 2014.
MARK BLINCH (REUTERS)

The Aga Khan’s fortune, estimated to be between $1 billion and $13 billion, is a complex tapestry of investments, luxury assets, and philanthropic endeavors. His wealth spans a vast portfolio, including luxury hotels, airlines, racehorses, and a unique system of religious tithes collected from his 15 million followers worldwide. In Kenya,the Aga Khan empire includes; Nation Media Group, Jubilee Insurance and Aga Khan Hospital. This “zakat,” or voluntary donation, is believed to amount to hundreds of millions annually, with followers contributing 10-12% of their income to support the community’s spiritual and material needs.

While the Aga Khan IV maintained that these funds were not for personal use, he wielded significant control over their allocation. His financial empire was further bolstered by the Aga Khan Development Network (AKDN), a sprawling organization likened to the United Nations in scope and influence. Established in 1967, the AKDN operates in over 30 countries, managing schools, hospitals, universities, and economic development projects. With an annual budget exceeding $4 billion, it is a testament to the Aga Khan’s dual role as a spiritual leader and a shrewd businessman.

Luxury Assets and Global Influence

The Aga Khan IV’s personal wealth was equally impressive. He owned a fleet of private jets, luxury yachts, and properties across the globe, including palaces in Lisbon, where he established his operational headquarters in 2015. His passion for thoroughbred horses was legendary, with a racing empire comprising over 600 horses. Notably, he gifted a filly named Astracán to Queen Elizabeth II and Prince Philip on their wedding in 1947, a gesture that underscored his close ties to European royalty.

Despite his opulent lifestyle, the Aga Khan IV was revered by his followers as a semi-deity, a leader who balanced his material wealth with a deep commitment to improving the lives of the Ismaili community. His philanthropic efforts, including the Aga Khan Foundation and the prestigious Aga Khan Award for Architecture, earned him global recognition. Yet, the line between his personal interests and his role as Imam remained blurred, a source of intrigue and speculation.

Prince Rahim Aga Khan: A New Chapter Begins

Prince Rahim Aga Khan and his ex-wife Kendra Spears, in a pre-wedding image on April 15, 2013.
HANDOUT (GETTY IMAGES)

Now, Prince Rahim Aga Khan steps into this legacy. Educated at Brown University and with a background in business, he has spent years working within the AKDN alongside his siblings, Princess Zahra and Prince Hussain. His appointment as the 50th Imam follows the tradition of hereditary succession, ensuring continuity for the Ismaili community.

Prince Rahim inherits not only his father’s vast fortune but also the responsibility of leading a global community that spans Asia, Africa, the Middle East, Europe, and North America. His life, much like his father’s, straddles the worlds of immense wealth and spiritual devotion. Married briefly to American model Kendra Spears, with whom he has two children, Prince Rahim’s personal life reflects the cosmopolitan lifestyle of the Aga Khan family.

Balancing Wealth and Spirituality

As the new Aga Khan, Prince Rahim faces the challenge of navigating a world where the boundaries between philanthropy, business, and spirituality are often indistinct. The Aga Khan’s fortune, while incalculable, is not merely a measure of wealth but a symbol of a centuries-old legacy that continues to shape the lives of millions.

In the words of the Aga Khan IV, “The material and the spiritual are not separate realms but interconnected.” As Prince Rahim assumes his role, he carries forward this philosophy, balancing the weight of an empire built on both faith and fortune.