How much is a flat worth in Eixample Dreta? Flats in Dreta de l'Eixample are the most exclusive in Barcelona, and currently more than 50% of buyers are foreigners. Supply is scarce, so prices are being pushed upwards by high-net-worth buyers. The Passeig de Gràcia area is the most expensive, reaching an average of €7,432/m2 during 2025. Consult the latest data provided by the Association of Notaries...