Scheduled for October 25–26, the Heysen Trail Ultra Marathon 2025 is one of Australia’s most iconic trail-running events, with race options for all abilities—from a 13km fun run to a grueling 161km two-day ultra challenge. The event unfolds on the stunning southern reaches of the 1,200km-long Heysen Trail, passing through forests, farmland, rolling hills, and coastal landscapes. Saturday races include the 13km, 28km, 42km marathon, 50km Myponga Ultra, 70km, and 115km, while Sunday features the 50km Deep Creek Ultra. Multi-day combos are also available, including 100km and 100-mile formats. Whether you’re aiming for a personal best or soaking up the scenery, the Heysen Ultra offers community spirit, generous cut-offs, and top-tier race support.
Race Date:
25 October, 2025
A two-day ultra challenge combining the 115 km course on Saturday with the Deep Creek 50 km on Sunday, totaling 161 km of rugged terrain and elevation gain. 
Weather based on historical averages.
A two-day ultra challenge combining the 115 km course on Saturday with the Deep Creek 50 km on Sunday, totaling 161 km of rugged terrain and elevation gain. 
The Heysen Trail Ultra 100 Miler Multi-day is 160km long.
The Heysen Trail Ultra 100 Miler Multi-day takes place in Heysen Trail, Australia.
The Heysen Trail Ultra 100 Miler Multi-day elevation gain is 3901 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!
A two-day ultra challenge combining the 115 km course on Saturday with the Deep Creek 50 km on Sunday, totaling 161 km of rugged terrain and elevation gain. 
The Heysen Trail Ultra 100 Miler Multi-day is 160km long.
The Heysen Trail Ultra 100 Miler Multi-day takes place in Heysen Trail, Australia.
The Heysen Trail Ultra 100 Miler Multi-day elevation gain is 3901 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!
Running
Nature
Altitude
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Heysen Trail Ultra Marathon 2025 or Ultra Series SA. 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 Heysen Trail Ultra Marathon 2025 website.