The Most Expensive Apartments in Monaco
Monaco, a symbol of luxury and exclusivity, is home to some of the world’s most opulent residences. As of 2025, the three most expensive apartments in the principality are:
1. Tour Odéon Sky Penthouse – €335 Million
Perched atop Monaco’s tallest building, the Tour Odéon Sky Penthouse is considered the most expensive apartment globally. Spanning five floors and approximately 3,300 square meters, this residence offers 360-degree panoramic views of the Mediterranean. Amenities include a private rooftop infinity pool connected by a water slide, multiple kitchens, a private cinema, spa facilities, and a dedicated staff comprising a chef, chauffeur, and concierge.
2. Mareterra Le Renzo Quadruplex – Estimated €180–200 Million
Mareterra, Monaco’s newest eco-district built on reclaimed land, features some of the world’s most expensive real estate. The Le Renzo building, designed by Renzo Piano, offers a unique quadruplex apartment measuring approximately 1,800 square meters. With prices reaching up to €120,000 per square meter, this residence epitomizes exclusivity. Amenities include a seawater pool, fitness rooms, massage rooms, hammams, saunas, children’s play areas, wine rooms, conference rooms, lounges, a hair salon, and 24/7 concierge services.
3. Seaside Plaza Merged Apartments – €52.75 Million
Located in the Fontvieille district, this unique property combines two apartments to create a sprawling 677-square-meter residence. Features include expansive terraces with panoramic sea views, five bedrooms, multiple lounges, and high-end amenities such as a private gym, infinity pools, and 24-hour concierge services.
These residences exemplify Monaco’s status as a hub for ultra-luxury living, attracting a global clientele seeking the pinnacle of opulence and exclusivity.
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