Dec 30 – 31, 2026 · Denver, Colorado, United States
Decadence Colorado is a premier two-day electronic dance music festival held annually at the Colorado Convention Center in Denver to celebrate New Year's Eve. Known as America's largest indoor NYE dance celebration, it features massive production arenas, world-class DJs, and immersive art installations. The 2026 edition, scheduled for December 30–31, boasts a diverse lineup including Alesso, DJ Snake, Excision, GRiZ, Marshmello, and Zeds Dead, among others. Attendees can expect a vibrant atmosphere with multiple stages showcasing genres like house, bass, techno, and melodic sounds. The festival transforms the convention center into an immersive environment with large-scale visual production, lighting, lasers, and art installations, offering a unique way to ring in the new year.