Nearly 100,000 overseas buyers purchased homes in Spain this year, yet fewer than 1% were large properties above €1m. idealista data highlights 10 municipalities attracting the highest foreign interest in large property.

Three districts in Marbella stand out for 2026 amid sustained international demand. Limited prime supply and continued migration to the Costa del Sol underpin long-term prospects in these carefully selected enclaves.

Over the past decade, the Costa Blanca has refined its high-end villa market along Spain’s southeastern coast. International buyers now favour contemporary design and established infrastructure.

Villa Roma in Los Monteros near Marbella is offered at €4,050,000 with 654 m² of built space. Built in 2010, it pairs classical European design with discreet beachside living.

Emerging destinations across Portugal are drawing high-end buyers this year, beyond Lisbon, Porto and the Algarve. Geographical diversification signals a more mature and selective ultra-luxury sector.