Crass Mammoth has had 7 concerts.

Crass Mammoth is most often considered to be Rock, Alternative Rock, and British.

The last Crass Mammoth concert was on October 31, 2014 at City Park in New Orleans, Louisiana, United States. The bands that performed were: Thirty Seconds to Mars / Rise Against / Flux Pavilion / Slayer / Gogol Bordello / Death from Above 1979 / Melvins / Action Bronson / Foo Fighters / Arctic Monkeys / Skrillex / OutKast / AWOLNATION / Bonerama / Crass Mammoth / Royal Teeth / Twenty One Pilots / Carmine P. Filthy / Flow Tribe / Honey Island Swamp Band / Ms. Lauryn Hill / March Fourth Marching Band / Fuel / John Butler Trio / The Suffers / Trombone Shorty & Orleans Avenue / Dirty Bourbon River Show.