
Redlands, United States of America · Sunday 8 November 2026
The Big Bear Marathon is a high-altitude, downhill race set in the scenic San Bernardino Mountains of Southern California. Known for its breathtaking views and fast course, the race starts at over 6,500 feet above sea level before making a steady descent toward the foothills. Runners are treated to a picturesque journey through pine forests, winding mountain roads, and open vistas, making for a race that is both visually stunning and primed for personal bests.
Adjusted Time
3:48:08
Time difference: -11.9 minutes compared to a flat, road, temperate course.
We don't yet have verified elevation data for this course, so we can't rate its difficulty against other marathons. Our data pipeline backfills course elevation continuously - check back soon.
Big Bear Marathon is a full marathon held in Redlands, United States of America. It is scheduled for Sunday 8 November 2026. The course is run on road surface with 0m of total climbing, with its high point near 0m above sea level. For registration and full race details, visit the official Big Bear Marathon website.
This is a very flat course, with only 0m of total climbing and little change in altitude throughout. Flat profiles let you hold an even pace from start to finish, which makes this a fast, PB-friendly race.
Based on historical weather data for November, the expected race day conditions are as follows. Near-ideal running temperatures are expected, ranging from 3°C to 16°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 (1%), so dry conditions are likely.
Big Bear Marathon is run on road surfaces, which provide the fastest and most predictable conditions for racing. Road courses allow for consistent pacing and are typically the best choice for a personal best.
Looking for an easier marathon or a tougher challenge? You can also compare Big Bear Marathon against other marathons to find the right race for your goals.
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