The City of Rocks Ultra Marathon is a premier ultramarathon event held annually at the breathtaking City of Rocks National Reserve in Idaho. The race features multiple distances including half marathon, marathon, 31.4 miles and 50 miles through diverse and challenging terrain, such as rocky paths, scenic vistas, and high-altitude trails. Known for its stunning landscapes and rugged terrain, the race offers an unforgettable challenge for those looking to test their endurance and resilience. Along with its competitive spirit, the event fosters a strong sense of community, encouraging camaraderie among participants and celebrating the beauty of the great outdoors.
Races
50 Mile
50km
Marathon
Half Marathon
Race Date:
31 May, 2025
The City of Rocks Half Marathon, taking place on May 31, 2025, offers runners a 12.7-mile course with 446 meters of elevation gain, blending scenic beauty with trail-running challenges. Set in the City of Rocks National Reserve, this race provides an excellent introduction to mountain running, featuring rolling hills, breathtaking desert views, and historic pathways.
Weather based on historical averages.
FAQs
What is the City of Rocks Half Marathon?
How long is the City of Rocks Half Marathon?
Where does the City of Rocks Half Marathon take place?
What is the elevation gain of the City of Rocks Half Marathon?
How can I prepare for the City of Rocks Half Marathon?
How do I choose the right training plan for the City of Rocks Half Marathon?
The City of Rocks Half Marathon, taking place on May 31, 2025, offers runners a 12.7-mile course with 446 meters of elevation gain, blending scenic beauty with trail-running challenges. Set in the City of Rocks National Reserve, this race provides an excellent introduction to mountain running, featuring rolling hills, breathtaking desert views, and historic pathways.
The City of Rocks Half Marathon is 21km long.
The City of Rocks Half Marathon takes place in City of Rocks National Reserve, Almo, Idaho, USA.
The City of Rocks Half Marathon elevation gain is 446 meters, which Runna classifies as a Hilly race.
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the City of Rocks Half Marathon?
The City of Rocks Half Marathon, taking place on May 31, 2025, offers runners a 12.7-mile course with 446 meters of elevation gain, blending scenic beauty with trail-running challenges. Set in the City of Rocks National Reserve, this race provides an excellent introduction to mountain running, featuring rolling hills, breathtaking desert views, and historic pathways.
How long is the City of Rocks Half Marathon?
The City of Rocks Half Marathon is 21km long.
Where does the City of Rocks Half Marathon take place?
The City of Rocks Half Marathon takes place in City of Rocks National Reserve, Almo, Idaho, USA.
What is the elevation gain of the City of Rocks Half Marathon?
The City of Rocks Half Marathon elevation gain is 446 meters, which Runna classifies as a Hilly race.
How can I prepare for the City of Rocks Half Marathon?
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the City of Rocks Half Marathon?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
More
Sport:
Running
Tags:
Nature
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by City of Rocks Ultra Marathon or Ride+Climb. All event details are based on publicly available information and are provided solely to help users discover running events. Runna does not use any official logos, images, or proprietary content from this event or its organiser. Any trademarks or names mentioned are used descriptively to identify the event in a factual manner. For the most accurate and up to date information (including to register or purchase an entry to the event), please visit the City of Rocks Ultra Marathon website.
