Iowa Trail Run Series: Yellow River State Forest

Harpers Ferry, United States • 20 Sep 2026

Iowa Trail Run Series: Yellow River State Forest

The Iowa Trail Run Series: Yellow River State Forest takes place in the driftless region of Iowa. This specific geographical area offers a variety of terrain and views of the surrounding valleys for participants to observe during the event. The races are held at Yellow River State Forest in Harpers Ferry.

Participants can choose from three different distances:

  • 5K trail run
  • 10K trail run
  • 13.1 Miles (Half Marathon) trail run

The event includes course marking and support throughout the routes. All participants receive basic timing services and a custom race bib. Registration includes a rotating race item, which may vary between options such as a BUFF, socks, a stocking cap, a coffee mug, or an aluminum water bottle. Those who register for the entire Iowa Trail Run Series receive an additional exclusive gift.

The venue provides post-race food for participants to refuel. The event atmosphere includes various games and giveaways provided by sponsors. Available as an optional add-on during registration is a tri-blend shirt featuring animal icon graphics. Visit the organization's website for the most recent information.

Race information

13 mi
Half Marathon
10 km
10k
5 km
Visit the organization's website for the most recent information.
Trail runs nearby

An overnight timed 10 hour trail run at Millville Bridle Unit in Prairie du Chien, WI, on a 5.25 mile loop. Limited to 75 runners with one aid station and an emphasis on a joyful, supportive, inclusive atmosphere.

Test your endurance at Prairie du Chien's first backyard ultra featuring a 4.167 mile trail loop through La Riviere Park. Run one lap every hour until only one participant remains or enjoy a relaxed one lap fun run.

A weekend multi-sport event in Yellow River State Forest combining a mostly flat five mile trail run with catch and release fly fishing and local craft beer. Proceeds support coldwater and habitat projects in northeastern Iowa.

Experience the seasonal beauty of Clayton County at the Pony Hollow Trail 15K and 5K. Run through the historic Motor Mill park area and enjoy the autumn foliage on this established trail course.

Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.