Trail Running calendar near Custer 2025-2026

Calvary Trail Run offers 4- and 8-mile trail options at the Fort Meade Trailhead near Sturgis, South Dakota. The course traverses historic, rugged Fort Meade trails, delivering wide-open Black Hills scenery and well-marked paths suitable for serious trail runners and beginners alike, and is suitable..

Old Baldy is a trail race held on the Old Baldy Trail just south of Spearfish, South Dakota. The main event covers 7.75 miles of scenic but rugged terrain through the Black Hills, featuring forested paths, rolling hills, and rewarding views near the summit—a classic South Dakota trail experience for..

The XTERRA Deadwood Mickelson is a trail running event held in Deadwood, South Dakota, part of the XTERRA Trail Run World Series. Set in the scenic Black Hills, the course features diverse terrain including abandoned mining towns, railroad trestles, mountains, monolithic rock formations, and creeks,..

Black Hills 100 in Sturgis, South Dakota, offers four race options: 100-mile, 50-mile, 50K, and 30K, held June 26–27, 2026. The course starts and finishes at Sturgis City Park, looping from Sturgis to Silver City and back. The 100-mile route is about 108 miles, mostly dirt trails with a paved initia..