City of Rocks Ultra

City of Rocks Ultra
Date Jun 2025 (TBD)
Distance Half-marathon, Marathon, 50mi, Ultra, 32mi, 27mi
Course Type Trail

Race Information

City of Rocks Ultra offers the following distances: Half (12.5 miles), Marathon (26.3 miles), Extra (31.6 miles), and Ultra (51 miles).

Join a bunch of other crazy endurance athletes (2 and 4-legged) in City of Rocks National Reserve and enjoy the chance to run a fully-supported loop through City of Rocks National Reserve and Castle Rocks State Park. Test your mettle on courses that climb through the most beautiful terrain in southern Idaho. This is a no-frills event that is run in conjunction with an equine endurance ride. Distance changes are welcome before AND during the race.


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