
Springfield, United States of America · Saturday 24 October 2026
The Bass Pro Shops Conservation Marathon is an annual marathon held in Springfield, Missouri, recognized as a Boston Marathon qualifier and noted for its scenic, mostly flat route that highlights both urban and historic elements of the city. The course begins at the Bass Pro Shops flagship store and concludes in front of the Wonders of Wildlife Museum and Aquarium. Runners traverse a variety of Springfield's neighborhoods, parts of the iconic Route 66, and the city's downtown, with the route wea
Adjusted Time
3:55:22
Time difference: -4.6 minutes compared to a flat, road, temperate course.
Bass Pro Shops Conservation Marathon is a full marathon held in Springfield, United States of America, scheduled for Saturday 24 October 2026. The course is run on road surface with 233m of total elevation gain, reaching a maximum altitude of 409m above sea level. For registration and full race details, visit the official Bass Pro Shops Conservation Marathon website.
With 233m of elevation gain, this is a moderately undulating course. The route ranges from 378m to 409m above sea level (31m 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 October, the expected race day conditions are as follows. Cold conditions are expected, with temperatures between 1°C and 12°C. While cold weather reduces overheating risk, runners should dress in layers and be prepared for potential wind chill. There is a low chance of rain (1%), so dry conditions are likely.
Bass Pro Shops Conservation 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 Bass Pro Shops Conservation 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 Bass Pro Shops Conservation Marathon against other marathons to find the right race for your goals.
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