2025 AMA Supercross Championship

2025 AMA Supercross Championship
OrganizerAmerican Motorcyclist Association, Feld Entertainment (except Daytona), NASCAR Holdings, Inc. (Daytona)
DisciplineSupercross
DurationJanuary – May 2025
Number of races17
TV partner(s)NBC Sports (NBC, USA Network, CNBC, Peacock)
Champions
450cc Cooper Webb
250cc West Haiden Deegan
250cc East Tom Vialle

The 2025 AMA Supercross Championship was the 52nd season of off-road stadium motorcycle racing in the United States.

Comprising 17 rounds, the series ran from January until May, crowning supercross champions in both the 250cc and 450cc classes, concluding with the Salt Lake City round on May 10. Jett Lawrence went into the season as the reigning champion in the premier 450SX class.

The series formed the first part of the 2025 SuperMotocross World Championship.