Wicked Worm

Grand Rapids, United States • 20 Jun 2026

Event

The Wicked Worm Trail Races take place at Robinette’s Apple Haus near Grand Rapids, MI. The event includes multiple race formats and runs on trails described as technical. Parking is available along the race course.

Race distances

  • 10K
  • 6 Hour
  • 12 Hour

Race format and course

The 10K follows the full WMTR course around and on the north side of the orchard. The 6 Hour and 12 Hour races run around the orchard and use sections 1 and 3 of the WMTR course. The loop distance for the 6 Hour and 12 Hour races is 4.2 miles. The 6 Hour and 12 Hour events are each capped at 50 racers.

Logistics and rules

Packet pickup is held on race day only. Pacers are allowed for the 12 Hour race; each runner may have one pacer at a time. All pacers must check in and out at the main aid station and sign the Robinette’s waiver. For safety, racers must check in at the main aid station when they finish. Racers may change distance or transfer their entry before June 19, 2026. Entries may be deferred with a 50% credit toward the 2027 event; no refunds are available. Race gift, finisher medals, and free downloadable photos are provided; later registrants may not receive swag based on availability. Visit the organization's website for the most recent information.

Race information

10 km
10k
4 mi
6 Hour (per Loop)
4 mi
12 Hour (per Loop)
Visit the organization's website for the most recent information.
Trail runs nearby

Take on rolling single track trails with lake views at the Yankee Springs Winter Challenge, offering 5k, 10k, 25k and a 50k two lap ultra on January 3, 2026. Stocked aid stations and a heated tent keep runners fueled and comfortable.

Run snowy singletrack at Winter Trail Fest West with Half Marathon and 5 Mile options over rolling hills and an optional river crossing. Enjoy chip timing, a custom hoodie and finisher medal plus post race food and winter hats for top finis..

Run a scenic 5k through Robinette's vineyard trails finishing at the winery, chip timed with a finisher medal. Enjoy a cotton tee, cider donut and post race cider pour, plus a signature glass for those 21 and older.

The Custer Trail Walk/Run/Roll will take place in Grand Rapids on Saturday 11 April 2026.