2025 AMA Supercross Championship
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.
Schedule and results
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.| Round | Date | Location | Stadium | Broadcast | 450cc Winner | 250cc Winner |
| 1 | January 11 |  Stadium locations450 SXEntry listChampionship Standings250 SX WestEntry listChampionship Standings250 SX EastEntry listChampionship Standings |