OPSF 50/50 Trail Race

The OPSF 50/50 Trail Race is a popular running event held in Owen-Putnam State Forest, Indiana, featuring multiple race distances: 50 miles, 50 kilometers, 14 miles, and 10 kilometers. Organized by the Indiana Trail Running Association, this event offers participants a chance to experience scenic trails primarily composed of single track and horse paths. The race is known for its challenging terrain and unique lollipop course design.

As a cup-less event, runners must carry their own hydration. Participants receive a shirt and finishers' medals, with awards for age groups. Registration is encouraged early due to high demand. Visit the organization's website for the most recent information.