Is race-day registration available?

No, pre-registration is required for this event as there is no race-day registration option.

Are pets allowed on the course?

Pets are not permitted on the course during the in-person event.

Can I use a stroller on the course?

Strollers are permitted, but participants should be prepared for rugged and varied natural terrain.

All races

3 weeks out

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All races

3 weeks out

Woldumar Trail Run

Sunday, November 1, 2026Lansing, MI1 Miles – 5K

Experience the vibrant beauty of autumn at the 18th Annual Woldumar Trail Run, held on the scenic grounds of the Woldumar Nature Center in Lansing, Michigan. This unique course winds through diverse landscapes, including lush prairies, pine forests, wetlands, and hardwood groves along the Grand River. Participants will navigate over 180 acres of protected natural terrain, offering a rugged and rewarding experience for runners and walkers alike. Beyond the race, your participation directly supports the Woldumar Nature Association’s mission to provide quality science and environmental education to thousands of local students. With children's activities, custom finisher medallions, and hand-made wood plaques for top finishers, this event is a perfect way to celebrate the season while giving back to the community.