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Trail Running calendar near Custer 2025-2026

We have found 3 Trailruns within 80 miles of Custer. See below where and when you can find the races.

Xterra Deadwood Mickelson

Deadwood - 43 mi from Custer

XTERRA Deadwood Mickelson : Deadwood, SD (Jun 7, 2026) XTERRA Deadwood Mickelson is a trail running event in Deadwood, South Dakota, and is part of the XTERRA Trail Run World Series. The event offers multiple race options and lists 232 Trai..

Black Hills 100 - Sturgis, SD

Sturgis - 45 mi from Custer

Run the rugged Black Hills at the Black Hills 100 in Sturgis, SD, with 100 mile, 50 mile, 50K and 30K trail options for every endurance level. Expect rocky single track, big climbs and scenic forest views, finishing at Sturgis City Park.

July 2026

Lean Horse Ultra

Custer

Run the Lean Horse Ultra on the scenic Mickelson Trail in the Black Hills of South Dakota each August. Choose 100, 50, 30 or 20 mile distances or relay teams and enjoy a non technical rails to trails course with gentle climbs.