O-Sho Trail Series
Ogden, United States • 4-17 Jun-Sep 2026
O-Sho Trail Series
The O-Sho Trail Series is a three-race evening trail series in Ogden, Utah, organized around the Bonneville Shoreline Trail and based at the TFNU 27th Street Trail Head. The 2026 race dates are April 9, June 4, and September 17. Each race follows a route north from the 27th Street trail head to the Ogden Canyon overlook, includes a short lollipop loop, and returns along the Bonneville Shoreline Trail. A CalTopo PDF is available in the event pictures and a downloadable GPX file is noted as coming soon.
Entry options include a series pass or individual race registrations. Registration for each race is capped at 75 runners. Series passes go on sale February 9 with a price increase scheduled for April 1; individual race entries also go on sale February 9. Refunds for series registrations are permitted only if canceled before April 5; after that date series registrations may be transferred to another runner.
Awards are given per race for first through third place in female, male, and non-binary categories. Dogs are not permitted to run with participants. There are no aid stations on course; participants are expected to carry their own water and fuel, and water is available at the start and finish. Food and refreshments are commonly present for post-race gatherings. Visit the organization's website for the most recent information.