Events

This race is a figure eight run on gravel road, technical dirt single track, and the historic flume trail. It's called a 10k, but the actual distance is closer to a 12k, 7.5 miles. Elevation gain is close to 1200', most of which is packed into the first half of the race. Conserve energy early… Read More »Coon Hollow 10k Trail Run

The Big Hill Trail Run is an annual event held at the Big Hill Trailhead near Spearfish, South Dakota. The 2026 race is scheduled for Sunday, May 17, with both 5K and 8-mile courses starting at 9:00 a.m. Location and Directions: The trailhead is located south of Spearfish. To reach it: Take Exit 12 off… Read More »Big Hill Trail Run