2 events in Spearfish, South Dakota

From big races to Saturday morning group runs—find half marathon events and connect with the local endurance sports community.

• CASA Spearfish Canyon Half Marathon & 5K [spearfishcanyonhalfmarathon.com]
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  Sat, Jul 11, 2026

  5k Half Marathon Run

  741 North Main Street, Spearfish, South Dakota, 57783, United States
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• Leading Ladies' Marathon & Half Marathon [finishers.com] - Facebook - Instagram
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  Sun, Aug 16, 2026

  5k 10k Half Marathon Marathon Run

  Spearfish, South Dakota, United States
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