Trail Running Calendar Kansas 2025-2026

The Iron Will 100 is a multi-distance ultramarathon event held in Junction City, Kansas, on September 13, 2025. Participants can choose from various race distances, including a 100-mile, 50-mile, 50K, 100K, and a 36-hour challenge. The course features a flat, fast river trail with significant shade,..

The Tour de Trail: Lexington Lake is a 10k trail running event held in DeSoto, Kansas, as part of the Tour de Trail series showcasing various Kansas City area trails. The course ranges between 5.5 to 6.5 miles, designed to be close to 10k, with alternate routes available in case of trail closures. T..

The Wandering Wolves event in Kansas City, KS, offers 50k, 25k, and 12k trail races starting from Shelter 14 at Wyandotte County Lake Park. The course features a scenic, mostly single-track trail loop with some rocky and rooty sections, providing a moderately technical but fast and competitive race..

The FlatRock event, held in Independence, Kansas, features multiple trail races along the Elk River Hiking Trail, including 50K, 25K, 12K, and 5K distances. The course is technical, primarily single-track, winding through limestone bluffs, rock formations, and scenic vistas. The event is part of the..

Ultrapalooza, hosted by Midwest Endurance Race Co., is a premier ultrarunning event held on the scenic Flint Hills Trail in Osawatomie, Kansas. This flat, fast course features crushed gravel and follows the historic Santa Fe National Historic Trail through tallgrass prairies, riparian woodlands, and..

The Hell Creek 100 is an ultramarathon event held from October 3 to 5, 2025, in Sylvan Grove, Kansas, featuring multiple race distances including the 100-mile, 100K, 20-mile, and the Pure Hell 140. The races take place on rugged, scenic single-track trails at Wilson State Park, with challenging elev..

The Tale of Two Trails is a trail running event held in Shawnee Mission Park, Kansas, featuring races of 10, 20, 40, and 50 miles. The course combines two trail systems within the park, offering a mix of smooth, technical, and rolling terrain through wooded areas and exposed sections. Runners naviga..

The Heartland event in Cassoday, Kansas, is a challenging ultra-running race featuring multiple distances: 125 miles, 100 miles, 100K, Teter Rock 100K, 50 miles, marathon, and half marathon. The course primarily follows backcountry gravel roads with minimal paved sections, winding through the scenic..

The Free State Trail Run, held in Meriden, Kansas, offers challenging distances including a 40-mile, marathon, half marathon, and quarter marathon. The race takes place on a 6.75-mile single-track loop trail through a hardwood forest with rocky, technical terrain and moderate elevation changes. Runn..

The Unbridled 50 Mile is a challenging endurance race held in Hillsdale, Kansas, featuring distances of 50 miles, 50K, and 10 miles. The course consists of a 10-mile loop primarily on technical single-track horse trails (90%), with some pavement and gravel sections, including several hills to test r..

The Kansas Rails-to-Trails Extravaganza is a multi-distance running event held in Ottawa, Kansas, featuring races of 100 miles, 100K, 50 miles, 50K, marathon, half marathon, and 5 miles. The course runs primarily on the scenic Prairie Spirit Trail, a crushed limestone path passing through charming s..

The KUS 6/12/24 Hour Run is an ultrarunning event held at Valley Center Intermediate School in Valley Center, Kansas. Participants can choose from 6, 12, or 24-hour race options, including a night 12-hour run. The course is a certified, fast, and flat 400-meter track, with direction changes every fo..

The Sanders' Saunter Charity Race, held at Clinton State Park in Lawrence, Kansas, offers 10K, 25K, and 50K trail running distances. The course features scenic routes along the white, yellow, and blue trails, including challenging ascents and descents of Sanders Mound. The 50K race consists of two l..

Miola Madness - Fall Edition is a timed running event held at Miola Lake in Paola, Kansas. Participants can choose from 3, 6, 9, or 12-hour races, running on a scenic 6-mile crushed limestone loop. The event features a supportive atmosphere with well-stocked aid stations offering electrolyte drinks..

The Turkey Trails event in Goddard, Kansas, is a family-friendly running event featuring a variety of races, including a 1 Mile, 5k, 10k, Kids Dash, and a Virtual Race option. Participants can enjoy custom race swag, including designer shirts and finisher medals, along with chip-timing and live resu..

Ollie's Ultra is an endurance running event held at Santa Fe Park in Chanute, Kansas. The race offers multiple timed options: 24, 12, 9, 6, and 3 hours, with start times beginning at 8:00 AM on December 6, 2025. The course is a USATF-certified, soft chat trail around the old Safari Golf Course, feat..

Outlaw WinterRock is a trail running event held at Elk City Lake in Independence, Kansas, featuring 25K and 12K distances. The course is a technical, mostly single-track out-and-back route along the Elk River Hiking Trail, winding through limestone bluffs, rock formations, and scenic vistas. Aid sta..

The Cactus Roulette Endurance Event is a unique trail race held at Clinton Lake State Park in Lawrence, Kansas. Offering four time options—24 hours, 12-hour Owl (Saturday PM), 12-hour Lark (Sunday AM), and 6 hours (Sunday)—runners navigate three distinct loops ranging from 1.9 to 3.6 miles. Before e..

The Skyline Scramble in Topeka, Kansas, is a challenging trail running event featuring 3-hour, 6-hour, and 12-hour race options. Participants will navigate a rugged 2.15-mile loop through Skyline Park, offering scenic views and varied terrain, including rocks, roots, and boardwalks. The course highl..

FlatRock 101 is a renowned trail ultramarathon held near Independence, Kansas, featuring distances of 101K, 50K, 25K, 12K, and 5K. The course is a double out-and-back on the scenic Elk River Hiking Trail, showcasing limestone bluffs, rock formations, and forested single-track paths with rocky terrai..