Wicked Worm

Grand Rapids, United States • 20 Jun 2026

Event details

The Wicked Worm Trail Races take place at Robinette’s Apple Haus in Grand Rapids, MI (3142 4 Mile Rd NE) on Saturday, June 20, 2026. The event uses technical singletrack and orchard trails that are part of the West Michigan Trail Runners (WMTR) course.

Race format and logistics

  • 10K
  • 6 Hour
  • 12 Hour

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 include sections 1 and 3 of the WMTR course; distance per loop is 4.2 miles. The 6 Hour and 12 Hour fields are each capped at 50 racers. Racers may drop out at any time but must check in at the main aid station when finished. Pacers are permitted for 12 Hour entrants; each runner may have only one pacer at a time, and all pacers must check in and sign the Robinette’s waiver. Parking along the race course is allowed, and participants may bring chairs, canopies, blankets, and coolers.

Entries and race items

Race gifts, finisher medals, and event photos are provided; breakfast is served after the 10K. Racers who register after June 3, 2026 may not receive swag depending on availability. Race distance changes and entry transfers are allowed before June 19, 2026. Deferred entries and a no-refund policy apply; edits are handled through entrants' UltraSignup accounts. Visit the organization's website for the most recent information.

Race information

12 hr
12 Hour
6 hr
6 Hour
10 km
10k
Visit the organization's website for the most recent information.
Trail runs nearby

Winter Trail Fest West at Yankee Springs offers a scenic 13.1 mile half and a 5 mile winter trail with hills and an optional river crossing. On site and virtual entries include a hoodie and finisher medal.

Join Robinette's Spiked Apple 5k at the Apple Haus and Winery for a scenic run or walk through vineyards and rustic terrain. Celebrate with a cider donut, cider pour and a finisher medal that doubles as a bottle opener.

Yankee Springs Trail Run offers 10k, 25k, 50k and 100k on hilly single track at Long Lake Outdoor Center in Middleville MI May 29 to 30, 2026. Expect rocks, roots and scenic climbs; shirts are included with registration.

Explore the Idema Explorers Trail at the Grand Explorers Trail Race on June 20, 2026 in Jenison, Michigan, with scenic covered bridge and river overlook views. Choose 10K, 5K or a 1 Mile kids' fun run, bring your dog on 5K or 10K on a six f..