Trail Running calendar near Halfway 2025-2026

The Frisco Railroad Run, organized by the Ozark Mountain Ridge Runners (OMRR), is a popular annual running event featuring multiple race distances: 50-mile, 50K, marathon, half marathon, and 8K. Set on the scenic Frisco Highline Trail in Willard, MO, the course is USATF certified and offers a flat,..

The Lake of the Ozarks Endurance Runs is an exciting multi-race event taking place at Lake of the Ozarks State Park. Participants can choose from three races: the Wandering Bobcat 5 Miler, the Trail of Four Winds 25K, and the LOZ Traverse, which combines running and paddling. The event features scen..

The OVERNIGHT Rat Race - UNSANCTIONED is an extreme endurance event taking place in Springfield, MO, designed for seasoned runners seeking a unique challenge. Participants can choose between a 4-hour or 6-hour option, navigating an unmarked course through the city while hitting various points of int..

The Ultra Sweaty Santa is a unique endurance race held in Devils Elbow, MO, celebrating Christmas in July. Participants can join for 30 minutes to 6 hours on a scenic 6-mile crushed gravel loop alongside the Big Piney River. The event is free, with donations encouraged to support Operation Christmas..

The Bad Dawg 100/50/100K/50K is an ultra endurance running event taking place in Waynesville, MO, on August 16, 2025. This race features multiple distances, including 100 miles, 100K, 50 miles, 50K, and a 12-mile run/ruck, catering to both seasoned ultra runners and newcomers. The event aims to supp..

The Leaky Hourglass Ultra is a unique Last Man Standing running event scheduled for August 30, 2025, in Half Way, Missouri. Participants will complete a 4.167-mile out-and-back course on a rural highway, facing a time challenge where each lap reduces the cutoff time by one minute. The course feature..

The Frog Hill Half Marathon, along with the 10k and 5k races, is set to take place on October 4, 2025, in Waynesville, Missouri. This family-friendly event features a scenic course along the banks of the Roubidoux River, showcasing the beautiful fall colors of the Ozarks. Participants can enjoy a fl..

The 4 Fore 30 Infinity Backyard Ultra is an exciting endurance running event taking place in Macks Creek, MO. Celebrating its 8th year, this unique race follows the format of Big's Backyard Ultra, where participants must complete a 4.1667-mile loop within one hour, with the challenge continuing unti..

The Last Chance Ultra is an exciting running event taking place on December 6-7, 2025, in Springfield, MO. This fourth annual race offers participants the opportunity to complete various distances, including a 100 Miler, 50 Miler, 50K, and a 10 Miler. It serves as a perfect way to log those final mi..