One of the world’s most important musical festivals will be holding its ninth edition in 2026 (from 10 to 12 July in 2025 - venue to be confirmed. Iberdrola Music in 2025). Leading groups and artists from the music scene, such as Olivia Rodrigo, Muse, Noah Kahan, Gracie Abrams, Alanis Morrisette, Weezer, Nine Inch Nails, Benson Boone, Justice, Iggy Pop, Thirty Seconds To Mars, Arde Bogotá, Residente, Glass Animals or St.Vicent featured in the 2025 edition.
Throughout its history, Mad Cool Festival has featured performances by major artists, such as The Cure, Neil Young, Arctic Monkeys, Depeche Mode, Green Day, The Who, Lauryn Hill and Foo Fighters. Since opening its doors for the first time in 2016, it has become one of the most popular events in Europe and has won the NME Award for Best Line-up of the Year 2018 awarded by the British magazine NME, one of the most prestigious in the music sector.