Paris and the New Geography of Billionaire Wealth

On a grey autumn morning along Boulevard Saint-Germain, construction cranes and scaffolding signal a transformation underway in one of Paris’s most historic districts. Behind the white sheets covering the façade of a former Ministry of Defence building, developers are preparing the Maybourne St-Germain, an ultra-luxury project combining a five-star hotel with 23 branded residences. Future owners will share amenities typically reserved for hotel guests: rooftop pools, concierge services, restaurants and spa facilities.

A three-bedroom apartment is already on the market for nearly €20 million, with prices approaching €65,000 per square metre—almost triple the average for Paris’s super-prime market. The development marks more than a new building; it reflects a broader shift in global wealth geography. Paris, long admired for culture and prestige, is rapidly emerging as a magnet for the world’s ultra-rich.

A New Super-Prime Boom

The numbers illustrate the change. In 2025, sales of homes above €5 million in Paris rose by 26 percent, while comparable transactions in London fell by roughly 11 percent. Manhattan saw only modest growth.

Recent purchases underscore the trend. Music producer Pharrell Williams acquired a Paris property worth more than €60 million, while the Arnault family—France’s richest dynasty—spent nearly €200 million on three residences in the capital.

Luxury developers are responding. New projects in the 16th arrondissement, near the Bois de Boulogne, and in the 8th arrondissement near Avenue George V are bringing hotel-level amenities—concierge services, underground parking, gyms, and private spas—to Paris apartments. These “branded residences,” a staple in cities like Dubai or New York, are only now appearing in the French capital.

Paris historically lacked such developments because of strict heritage rules and fragmented ownership structures. Haussmann-era buildings are often divided among numerous heirs due to French inheritance law, making large-scale redevelopment difficult. Yet developers are increasingly willing to navigate these complications because the potential returns are immense.

Why Wealth Is Reconsidering London

The rise of Paris is occurring at the same time as London is losing some of its dominance in the global super-prime market. For decades the British capital was the primary European hub for international wealth. But several factors have altered that equilibrium.

First, the UK’s abolition of the non-dom tax regime has made London less attractive for foreign billionaires who previously benefited from favourable tax treatment. Second, the country’s punitive stamp duty structure means purchasing high-value property can involve enormous upfront taxes.

As a result, wealthy individuals increasingly treat London as a “dip-in, dip-out” city. Many maintain business ties and spend short periods there each week, but relocate their primary residences to cities such as Paris, Milan, Lisbon or Geneva.

Budgets reflect this shift. Five years ago, ultra-wealthy buyers might have allocated £20 million to £40 million for a London residence. Today many prefer exposure closer to £10 million to £20 million, or simply rent instead of buying.

London remains globally important—but increasingly as a hub within a network rather than the unquestioned centre of European wealth.

Paris’s Enduring Appeal

Paris offers several structural advantages for global elites.

1. Cultural prestige and lifestyle.
   The city’s architectural heritage, museums and culinary culture have long attracted wealthy families—from American dynasties like the Astors in the nineteenth century to Russian aristocrats before the revolution. The appeal remains timeless.
2. Relative financial stability.
   For international buyers, Paris property is perceived as a store of value. In periods of geopolitical uncertainty—from American political shifts to global economic volatility—owning a residence in the French capital offers both security and symbolic prestige.
3. Access to European finance.
   Mortgage conditions in France are currently more favourable than in many countries. With European Central Bank rates around 2 percent, borrowing costs can be significantly lower than in the United States.

These factors have attracted a wave of American buyers in particular. Some luxury developments report that more than half of purchasers come from the US, often seeking a European base.

The Paradox: Welcoming Wealth While Taxing It

Yet the resurgence of Paris as a billionaire destination coincides with intense political debate over inequality and taxation.

French lawmakers have repeatedly discussed new taxes targeting the ultra-rich, including proposals for:

• a 2 percent wealth tax on assets exceeding €100 million, and
• broader levies on so-called “unproductive wealth” such as yachts, art, gold and digital assets.

While many of these proposals have not yet become law, the debate itself creates uncertainty. Some wealthy French citizens who once planned to return from London are now considering Geneva or Milan instead.

This tension reflects a broader European dilemma: cities increasingly rely on global capital to sustain luxury real-estate markets, yet domestic politics often demands stronger redistribution.

The Global Pattern of Mobile Billionaires

The Paris-London shift is part of a wider transformation in how the world’s richest individuals live. With more than 3,000 billionaires globally and a combined wealth exceeding $16 trillion, mobility has become a defining characteristic of modern wealth.

Technology and remote management allow business leaders to operate internationally. A billionaire may spend:

• Monday in London,
• Wednesday in Milan or Paris,
• and the weekend in Dubai or Monaco.

Residences across multiple cities serve as both lifestyle assets and financial hedges.

The Future of the European Super-Prime Market

Paris’s luxury property market is therefore entering a new phase. Urban planning reforms that convert office buildings into housing could generate additional high-end opportunities, particularly in the prestigious 8th and 16th arrondissements.

Developers are betting that demand from global buyers will continue regardless of France’s political ambivalence toward extreme wealth. For non-resident investors, many proposed taxes would not apply.

In that sense, Paris embodies the paradox of the modern global city: a place simultaneously suspicious of great fortunes yet deeply attractive to them.

As cranes rise over Boulevard Saint-Germain and new rooftop pools appear above Haussmann façades, the French capital is quietly reclaiming a role it once held in the nineteenth century—a gathering place for the world’s wealthiest families.

Whether it can maintain that position while debating how heavily to tax them will shape the next chapter of Europe’s billionaire geography.