
Tanunda, Australia · Sunday 23 August 2026
The Barossa Marathon Festival is a treasured running event held in the picturesque Barossa Valley, South Australia. The course is an out-and-back route set among the vineyards of Tanunda, offering a flat and scenic landscape that is ideal for achieving personal bests. The event includes a full marathon, half marathon, 10K, and 5K, catering to runners of all levels.\n\nWith its well-organized logistics and supportive atmosphere, this marathon is a must-do for those seeking a challenging yet enjoy
Adjusted Time
3:59:54
Time difference: -0.1 minutes compared to a flat, road, temperate course.
Barossa Marathon Festival is a full marathon held in Tanunda, Australia, scheduled for Sunday 23 August 2026. The course is run on road surface with 314m of total elevation gain, reaching a maximum altitude of 301m above sea level. For registration and full race details, visit the official Barossa Marathon Festival website.
This is a hilly course with 314m of total elevation gain. The route climbs from 265m to as high as 301m above sea level — a substantial 36m elevation range. Runners should train on hills and plan for a more conservative pacing strategy, especially on the climbs.
Based on historical weather data for August, the expected race day conditions are as follows. Near-ideal running temperatures are expected, ranging from 6°C to 14°C. This temperature range is widely considered optimal for marathon performance, allowing efficient heat dissipation without cold-related issues. There is a low chance of rain (0%), so dry conditions are likely.
Barossa Marathon Festival is run on road surfaces, which provide the fastest and most predictable conditions for marathon running. Road courses allow for consistent pacing and are typically the best choice for runners targeting a personal best time.
Our difficulty rating for Barossa Marathon Festival is calculated using a model that combines elevation gain, temperature impact, and surface type. Use the difficulty calculator above to enter your target finish time and see exactly how many minutes this course would add or subtract compared to a perfectly flat, cool, road-based marathon. Faster runners and slower runners are affected differently by the same course conditions, so the difficulty is personalised to your pace.
Looking for an easier marathon or a tougher challenge? You can also compare Barossa Marathon Festival against other marathons to find the right race for your goals.
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