Luxury Real Estate Europe: The most Desirable Residences the Ultra-Wealthy Call Home

Europe has long been the continent of choice for the world’s wealthiest individuals. According to Altrata’s World Ultra Wealth Report 2025, Europe boasts the world’s third-highest population of ultra-high-net-worth individuals, accounting for 25% of the world’s wealthiest. 

While select destinations in Europe are well-known for their ultra-exclusive offerings and service providers that possess the knowledge and expertise to cater to the world’s most discerning and affluent individuals, it’s their extraordinary real estate offerings that set them apart. 

Wealth destinations in Europe now boast a super-prime real estate portfolio that includes ultra-luxurious residences, combining masterful design with world-class amenities. And, demand is set to soar, with the world’s UHNW population growing at an unprecedented rate. According to the Wealth Report, the global ultra-wealthy population is expected to increase by 31% by 2030, adding a further 166,160 individuals, all, no doubt, in search of the world’s finest real estate, whether as a primary residence, investment property, or a second home. 

Here, we explore five extraordinary new property developments in some of Europe’s established and emerging wealth hubs that are not only catering to this growing population of ultra-wealthy individuals but also setting a new benchmark in super-prime real estate. 

Luxury Real Estate in Europe

Antares Barcelona, Spain 

According to a recent Knight Frank Wealth Report, Barcelona is emerging as one of the world’s most attractive destinations for wealthy individuals, fuelled by the city’s exclusive offerings and wealth of art and culture. And the real estate market is responding, with ultra-luxury residences catering to this new influx of global elite.

Antares Barcelona is one such offering, a landmark of contemporary Mediterranean living set along Barcelona’s exquisite Catalan coast, and the first Spanish residential project by Pritzker-nominated architect Odile Decq. 

This luxury new building in Spain is located in the heart of an extraordinary transformation as Barcelona’s coastline evolves from a once-industrial waterfront to a luxurious haven, featuring wide promenades, family-focused playgrounds, cafes, restaurants, and open spaces. This ongoing transformation is being likened to the metamorphosis of New York’s Hudson River.

This ultra-luxury new Barcelona development sets an incredible benchmark for design-led living in the city. Residents can enjoy a wellness centre and spa, a restaurant run by a Michelin-starred chef, and an exceptional Sky Terrace and infinity pool, offering breathtaking views of the cityscape and Mediterranean Sea. There’s also a padel court, nestled amidst lush gardens that provide a tranquil retreat from city life. 

Its exclusivity is underpinned by scarcity: Barcelona’s seafront new-build pipeline remains tightly constrained by zoning and heritage restrictions, while international demand continues to deepen, ensuring a solid real estate investment in one of Europe’s most exciting wealth hubs.

Why invest in Barcelona, Spain? 

Barcelona offers an exceptional proposition for UHNWIs seeking both lifestyle and long-term value. Its strategic Mediterranean location, world-class infrastructure, and connectivity to major European and global markets make it a natural hub for business and wealth. The city also boasts thriving technology and biotech sectors, coupled with strong demand for luxury property driven by its growing ultra-wealthy population. Add to this a cosmopolitan culture, architectural heritage, and an exceptional quality of life, and it’s easy to see why this Spanish city is a rising wealth hub. 

Courtesy of The Boundary Large Whiteley Street Scene

The Whiteley, London, UK

The Whiteley London has been designed to offer the very definition of luxury set within one of London’s most exclusive addresses. This new luxury development occupies an iconic London landmark and architectural gem that has been transformed into one of Europe’s most sought-after residential developments. 

At the heart of The Whitely are 139 residences. Each is totally unique and expertly designed, offering grand proportions and voluminous interiors that are rarely available in the city.

Anchoring this incredible development and marking its London debut is a Six Senses Hotel & Spa, an unrivalled brand in wellbeing and sustainability. With residents enjoying automatic membership, Six Senses unlocks access to a holistic hideaway and social hub, featuring facilities such as a swimming pool, gym, relaxation room, bar, lounge, and restaurant. 

Thanks to its prime location in Bayswater, The Whitely offers investors a secure asset in one of the world’s most established wealth hubs.

Why invest in London, UK?

London remains one of the world’s largest and most established wealth hubs and a leading global financial centre. The city’s international influence, robust economy, and transparent regulatory framework ensure ongoing investor confidence. This confidence is reflected in its luxury property market, which continues to attract the world’s wealthiest individuals in search of a secure investment. Furthermore, its status as an international hub ensures unmatched ease of travel and global reach.

Mareterra Monaco

The recently completed Mareterra Monaco stands as one of Europe’s most ambitious land reclamation projects, a visionary undertaking that unites world-renowned architects, designers, and environmental experts.

Located in the Principality of Monaco, long considered the world’s most exclusive destination and most expensive real estate market, Mareterra Monaco has created an entirely new eco-district, built to align with HRH Prince Albert’s vision of achieving carbon neutrality by 2050. Sustainability is interwoven into every aspect of this remarkable development, complemented by world-class amenities that define modern, elevated living. 

Mareterra Monaco’s apartments, townhouses, and villas offer a generational investment and a rare opportunity to own property along the Principality’s exceptionally limited coastline. There are several points of entry, including seafront apartments, penthouses, townhouses, and ultra-rare waterfront villas, which are considered the natural heirs to Monaco’s Belle Époque buildings. 

There is no question that a real estate investment in Monaco is in high demand. According to the latest Monegasque Observatory Report, the principality saw record sales volumes in 2024, with the majority of sales exceeding €22 million, and the average price per square metre approaching €52,000, a new record. 

Why invest in Monaco? 

Monaco offers a uniquely compelling proposition for the world’s wealthiest investors, blending financial sophistication with unrivalled security and lifestyle. The principality’s stable political and economic environment, advantageous tax framework, and reputation for discretion make it a trusted jurisdiction for wealth preservation. Its prime Mediterranean location and excellent connectivity to major European cities further enhance its appeal, along with its straightforward residency programme. With a limited land supply and growing real estate demand, Monaco also offers exceptional returns on investment, with real estate prices rising by around 75% over the past decade. 

CityLife Milan, Italy

CityLife stands as Milan’s defining success in urban regeneration; a landmark collaboration by Zaha Hadid, Daniel Libeskind, and Arata Isozaki that has reshaped the city’s skyline and redefined contemporary residential living.

Anchored by a 25-acre landscaped park and surrounded by world-class retail, art, and Michelin-level dining, CityLife offers a rare balance of architectural excellence, luxury living, and centrality. Its trio of towers that pierce the city’s skyline has become an enduring symbol of Milan’s global ascent.

For investors, CityLife represents a mature market within Europe’s most dynamic fashion and finance capital. Milan is rapidly becoming a hub for ultra-wealthy individuals. According to the latest wealth report by global investment firm Henley & Partners, Milan now boasts more than 100,000 millionaires and 17 billionaires, making it the third richest city in Europe.

Benefiting from strong international demand and the city’s thriving exhibition and fair economy, CityLife Milan combines long-term capital resilience with the prestige of owning a piece of modern architectural history in one of Europe’s fastest-growing wealth hubs. 

Why invest in Italy? 

As the country’s financial and fashion capital, Milan combines a robust business infrastructure with global influence in design, innovation, and manufacturing. The city’s strategic location provides easy access to key hubs in Europe and major international destinations, making it an attractive destination for global investors. Furthermore, the city’s appeal is enhanced by its stable property market, thriving luxury sector, and growing tech ecosystem, creating diverse avenues for capital growth. Paired with Italy’s rich heritage and high quality of life, Milan provides a compelling environment for long-term, lifestyle-driven investment.

Ellinikon Project, Athens Riviera, Greece

The Ellinikon Project is a transformative development on the Athens Riviera, poised to redefine luxury living and investment in Greece. Spanning 6.2 million square metres, it is Europe’s largest urban regeneration project, converting the former Athens International Airport into a sustainable, world-class destination. 

Designed to reposition Greece on the international investment map, the Ellinikon Project features a curated selection of luxury residences, such as the Cove Villas, Cove Residences, and a branded hotel residence, that seamlessly blend urban living with the tranquillity of the beachside. The development also features Greece’s first green residential skyscraper, the Riviera Tower, and plans for a vast 600-acre park, which will further enhance the area’s appeal.

Strategically located with proximity to Athens’ international airport and the cosmopolitan allure of the Athenian Riviera, Ellinikon offers unparalleled connectivity and lifestyle benefits. 

For UHNWIs, the Ellinikon project presents a unique opportunity to invest in a landmark development that combines luxury, sustainability, and exceptional connectivity.

Why invest in Greece?

Greece is becoming increasingly attractive to ultra-wealthy investors due to its compelling lifestyle and investor-friendly tax frameworks. With over 14,000 km of coastline and iconic Mediterranean islands, it offers access to sun, sea, and a rich culture, all while offering a strategic location at the crossroads of Europe, the Middle East, and Africa. 

According to a report by Henley & Partners, Greece is one of the top 10 destinations globally where millionaires are relocating. Its Golden Visa also offers a seamless residency-by-investment programme, providing access to the EU, and a favourable non-dom regime helping to protect wealth.  

Demand for luxury real estate is increasing across the Athenian Riviera, driven by robust tourism fundamentals and rising international interest. With this demand only set to grow, Greece offers an attractive proposition for investment growth.

Making a real estate investment in Europe

There is no question that these new European residential landmarks signal a new era of design-led, experience-driven real estate for the world’s growing ultra-wealthy population. 

As Europe continues to redefine the parameters of super-prime living, these luxury developments serve as a testament to heritage, innovation, and exclusivity, sealing Europe’s most exclusive cities as the ultimate address for wealth and refinement.