Beginner 50K ultramarathons in United States

Forested singletrack, open ski hill ascents, and technical descents over five 10k laps at Cannonsburg Ski Area

Six-loop 50K on technical, rocky singletrack with roots, foot bridges, over 4,000 feet elevation gain, minimal doubletrack, and frequent aid access

Trail route through towering coastal redwoods, stream canyons, meadows, pine and oak forests, ridges, and San Lorenzo river crossings

Singletrack course along the North Country Trail with rolling bluffs, Lake Michigan views, coastal forests, wilderness lakes, and the Sturgeon Bay Trail.

50-mile out-and-back on the Pacific Crest Trail, shaded forest canopy, soft yet technical terrain, 5,630 feet of elevation gain, mountain views

Challenging 50k course on abandoned logging roads and wildlife trails, ascending three coastal peaks with views across Tillamook Ridge and State Forest.

Night trail running on flat, fast routes through Usery Mountain Regional Park, featuring Chain Fruit, Lost Sheep, Channel, and Blevins Trails

Eight out-and-back segments from a central hub, spanning Vero Beach and Sebastian, with tropical waters, jungles, rugged trails, and 22 bridge crossings

Tough and unpredictable trail course with a mix of out-and-back segments and loops on mostly clockwise routes at Devil's Lake

Challenging 100k course on the Pacific Crest Trail through Siskiyou Mountains, with Mt. Shasta and Cascades vistas highlighting Ashland's terrain

Scenic nighttime route along Tulsa’s RiverParks asphalt trails, illuminated Arkansas River crossings, urban landmarks, and riverside views

Single-track loops around Caesar Creek Lake with rolling terrain, moderate elevation changes, multiple marked trails, and typically high summer temperatures

High-elevation gravel road course linking Madison River and Monument Ridge, 6,060 feet net vertical difference, continuous climbs and descents, separate Up and 

JHMR singletrack with steep ascents, technical ridge sections, summit rock scramble, double climbs, alpine vistas, and varied mountain trails

Scenic 31-mile route from Brandenburg's Riverfront Park to downtown Elizabethtown, challenging summer conditions, varied roadways, self-supported format

Alpine Loop course through historic mining ghost towns, reaching 12,930 feet at California Pass and descending to Silverton, total gain 4,400 feet

Steep ascents and dramatic descents along the Harding Truck Trail in the Santa Ana Mountains, featuring expansive vistas and a 50K distance.

Mountain trails from John L Harvey Stadium to Snow Valley Peak and Tahoe Rim Trail, featuring Ash Canyon climbs, remote aid stations, and Ultra Lounge finish

50K on the scenic West Rim Trail with an early dark start, minimal aid, and a challenging out-and-back route to Bradley Wales

Looped cross-country and single track trails with small hills at Mississippi College Choctaw Trails; intense heat and humidity expected