Spain's affiliate marketing sector continues to expand rapidly in 2026, reaching over 1.2 billion USD in revenue. The growth is driven by increased digital adoption, especially among mobile users, which now account for 65% of affiliate traffic. The number of active affiliate marketers has grown to 150,000, reflecting the country's vibrant e-commerce ecosystem and rising digital literacy levels among businesses and consumers alike.
The average commission rate remains competitive at around 8.5%, incentivizing more content creators and influencers to participate. As Spain's online retail sales surge, affiliate marketing is becoming a crucial channel for brands seeking targeted and cost-effective advertising. The country's digital infrastructure and mobile penetration are key factors fueling this upward trajectory, making Spain a notable player in Europe's affiliate marketing landscape.