Conquer Boulder's peaks in a UCI-Class climbing showdown!

The Boulder Cup is a prestigious UCI Class 1 cycling race held in Boulder, Colorado, on November 15, 2025. Organized by Boulder Junior Cycling, this event draws elite cyclists to compete in Boulder’s renowned cycling community, offering participants a spirited and challenging competition. The race is known for its high level of organization and atmosphere, making it a highlight of the U.S. cyclocross calendar.

Course specifics—including course length, elevation gain, and terrain—are not provided in the available sources. The event takes place in Boulder, Colorado, known for its varied terrain and challenging elevation.

• UCI Class 1 sanctioned race, attracting elite cyclists
• Hosted by Boulder Junior Cycling, emphasizing both competition and community
• Renowned event on the U.S. cyclocross calendar