MTB✓ Verified 2026-06-25
♥ FeaturedButte 100 Race Weekend
Mid-July · Butte 100, Butte 50, and Sorini 25 distances
PaidSummer
Figure-eight of singletrack and jeep trail on the Continental Divide; the Sorini 25 is the most approachable entry.
Butte 100 MTB Race
Endurance mountain-bike race weekend atop the Continental Divide just outside Butte — a figure-eight of singletrack and jeep trail offered as the Butte 100, Butte 50, and Sorini 25 each July.