Iowa Trail Run Series: Yellow River State Forest
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Event overview
The Iowa Trail Run Series: Yellow River State Forest takes place on Sunday, September 20, 2026, in Harpers Ferry, Iowa. The event is held at Yellow River State Forest, in the driftless region of Iowa, and features varied trail terrain with views of surrounding valleys. The race location is listed as 729 State Forest Rd, Harpers Ferry, IA 52146.
Race details and amenities
The event includes the following distances:
- 5K
- 10K
- Half Marathon
Entry fees listed are $40 for the 5K and 10K, and $55 for the half marathon. The 5K and 10K fees increase after August 19, 2026 at 11:59pm CDT; the half marathon fee increases after August 20, 2026 at 11:59pm CDT.
The Iowa Trail Run Series provides marked courses, course support, basic timing, and a custom bib. A rotating race item is supplied (examples include a BUFF, socks, a stocking cap, a coffee mug, or an aluminum water bottle). Participants who register for the full series receive an exclusive series gift. A tri-blend shirt with an Animal Icon is available as an optional purchase. Post-race food, games, and sponsor giveaways are noted as part of the event. Visit the organization's website for the most recent information.
