Aftershock 2025 Attendance Numbers. 10 to 13, 2024, to discovery park in sacramento, california, for its 12th. Plan your festival experience here!

Last weekend’s aftershock festival, the 10th edition of sacramento’s biggest annual hard rock and metal event, broke its attendance record. Coors light, jack daniel’s, lyte, red bull, topo chico hard seltzer, hop valley brewing, beatbox beverages, eargasm,.