Rockin' Rockwoods 53K and 1/2 Marathon

Rockin' Rockwoods 53K and 1/2 Marathon

Rockin' Rockwoods is a trail race held on September 26, 2026 in Greensfelder County Park, 4515 Hencken Road, Wildwood, Missouri. The event is organized by Terrain Trail Runners and includes multiple simultaneous trail distances.

• 53K
• 1/2 Marathon (approximately 13.1 miles)
• 1/2 Marathon RUCK (13.1 Ruck)

The races run on the Green Rock Trail with terrain that ranges from hard pack dirt to loose, uneven rock. About 95 percent of the course is single track and includes rocks, roots, creek crossings and steep grades. The 53K uses two out and back sections with an approximate elevation gain of 5,200 feet. The half marathon and ruck are out and back with an approximate elevation gain of 2,200 feet.

Four manned aid stations provide water, electrolyte drinks, gels, snacks and first aid. Distances between aid stations average about 5.5 miles with no gap greater than approximately 7.5 miles. Restrooms are located at the start and finish and at the turnaround aid station.

This is a cup free event; runners must bring their own drinking receptacle or pre-purchase a collapsible cup at check in. Registration details note a deadline for guaranteed swag on August 23, 2026, and race day onsite registration fees are listed for each distance. Post-race food and one drink per runner are provided for runners and volunteers. Visit the organization's website for the most recent information.