Ultra Running Hub Races
9 upcoming ultras worldwide
United States — remove filter100k — remove filterGrit 8.5 — 10 — remove filter 9 races match · sorted by date
9 races found
Date Race Location Dist Climb Grit
23 Jan Sean OBrien 100 km Trail Race Fixed Distance · mountain Calabasas, CA, United States 100 km 4,000 m 10.0 10 Apr Gorge Waterfalls 100K Fixed Distance · mountain Cascade Locks, OR, United States 100 km 4,200 m 10.0 10 Apr Lake Sonoma 100K & 50K Fixed Distance · rolling Healdsburg, CA, United States 100 km 3,200 m 9.8 17 Apr Rock/Creek Stillhouse 100 km Race Fixed Distance · rolling Soddy-Daisy, TN, United States 100 km 3,600 m 10.0 1 May Miwok 100k Trail Race Fixed Distance · rolling Stinson Beach, CA, United States 100 km 2,600 m 8.9 22 May Bishop High Sierra Ultramarathons 100 km Fixed Distance · mountain Bishop, CA, United States 100 km 4,400 m 10.0 25 Sept Grindstone 100 Km Fixed Distance · rolling Swoope, VA, United States 100 km 3,350 m 10.0 25 Sept Sangre de Cristo Ultra 100 km Race Fixed Distance · rolling Westcliffe, CO, United States 100 km 3,000 m 9.5 2 Oct Cuyamaca 100 km Endurance Run Fixed Distance · rolling Julian, CA, United States 100 km 3,335 m 10.0