Duel the Slopes, Celebrate the Ride!

The Whatcom World Cup #4, happening on May 28, 2025, is a thrilling installment of the region’s beloved mountain biking series on Galbraith Mountain, just outside Bellingham, Washington. Riders take on a signature dual slalom format, racing head-to-head on twisting, technical tracks, then enjoy a lively après party. The event celebrates camaraderie, speed, and the unbeatable local biking community.

Dual slalom on Galbraith Mountain with technical features, berms, jumps, and tight turns. Exact 2025 course specifics not published, but the format features parallel tracks for head-to-head racing.

• Dual slalom format: head-to-head racing on parallel tracks
• Après party with food, beverages, and mountain camaraderie
• Hosted on the renowned trails of Galbraith Mountain
• Part of the community-focused Whatcom World Cup series