The Serinyà Mas Casadevall Solidarity Race is a 9.5-kilometer road race held in Serinyà, Girona, Catalonia. With an elevation gain of 60 meters, this asphalt race offers an accessible course with a mostly flat profile, ideal for beginners in popular running events or those seeking a fast competition. The race is notable for its solidarity aspect, supporting the Fundació Autisme Mas Casadevall, which gives it a special atmosphere and a purpose beyond sport. The course is designed to be inclusive, with adaptations for autistic individuals, promoting participation for everyone. The organization pays attention to details to ensure a positive experience for both runners and their companions, fostering a spirit of community and mutual support.