Chattanooga, United States of America · Sunday 19 October 2025
7 Bridges Marathon is Chattanooga's oldest and most loved marathon, held annually in October. The race features a full marathon, half marathon, 10K, and 5K distances, making it accessible to runners of all levels. The course starts at Coolidge Park and crosses the Tennessee River multiple times, passing iconic landmarks like the Tennessee Aquarium and AT&T Field.\n\nWith its well-organized setup and festive atmosphere, including live music and enthusiastic spectator support, this marathon is a m
Adjusted Time
4:01:55
Time difference: +1.9 minutes compared to a flat, road, temperate course.
7 Bridges Marathon is a full marathon held in Chattanooga, United States of America, scheduled for Sunday 19 October 2025. The course is run on road surface with 238m of total elevation gain, reaching a maximum altitude of 228m above sea level. For registration and full race details, visit the official 7 Bridges Marathon website.
With 238m of elevation gain, this is a moderately undulating course. The route ranges from 195m to 228m above sea level (33m 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. Moderate temperatures between 10°C and 21°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 high chance of rain (91%). Runners should prepare for wet conditions, including appropriate footwear and clothing choices.
7 Bridges 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 7 Bridges 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 7 Bridges Marathon against other marathons to find the right race for your goals.
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