The Anaheim 1 Supercross is an annual Supercross race held at Angel Stadium in Anaheim, California. It is the opening round of the Monster Energy AMA Supercross Championship, and is considered one of the most prestigious races on the calendar.
The race was first held in 1982, and has been held at Angel Stadium every year since 1983. The race is known for its challenging track, which features a variety of jumps, obstacles, and turns. The race is also known for its large crowds, which often exceed 40,000 people.