
Shenandoah, United States of America · Saturday 13 June 2026
Runners on this marathon course follow an out-and-back route that begins and ends in downtown Shenandoah, Iowa and covers a significant stretch of the Wabash Trace Nature Trail a converted rail corridor that spans much of southwestern Iowa. The surface is predominantly crushed limestone, which is firm but not as hard as pavement, and minimizes sharp turns or technical terrain. A notable feature for participants is the mostly flat profile; the course presents gentle slopes but limited elevation c
Adjusted Time
4:06:40
Time difference: +6.7 minutes compared to a flat, road, temperate course.
Wabash Trace Nature Trail Marathon is a full marathon held in Shenandoah, United States of America, scheduled for Saturday 13 June 2026. The course is run on road surface with 203m of total elevation gain, reaching a maximum altitude of 352m above sea level. For registration and full race details, visit the official Wabash Trace Nature Trail Marathon website.
With 203m of elevation gain, this is a moderately undulating course. The route ranges from 293m to 352m above sea level (59m total range). While not completely flat, the elevation changes are manageable for most runners and shouldn't significantly impact pacing strategy.
Based on historical weather data for June, the expected race day conditions are as follows. Moderate temperatures between 12°C and 29°C are expected. While comfortable for most runners, those targeting fast times should pay attention to hydration, as these temperatures can impact performance over the full distance. There is a low chance of rain (1%), so dry conditions are likely.
Wabash Trace Nature Trail Marathon 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 Wabash Trace Nature Trail Marathon 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 Wabash Trace Nature Trail Marathon against other marathons to find the right race for your goals.
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