
Westwood-Susanville, United States of America · Sunday 11 October 2026
The Bizz Johnson Trail Half Marathon is held on the Bizz Johnson Trail, a beautiful rail-to-trail route in Susanville, California. The trail runs through the northern Sierra Nevada, offering participants spectacular views of rugged mountains, wild rivers, and forests. The course is primarily on dirt paths, providing a slightly challenging but enjoyable experience for trail runners. The terrain varies from rolling hills to flat sections with smooth surfaces, making it a diverse and fun race.
Adjusted Time
2:23:15
Time difference: +38.3 minutes compared to a flat, road, temperate course.
On our difficulty model, Bizz Johnson Trail Half Marathon plays about 38 minutes slower than an average road half marathon for a 1:30 runner. It ranks #21 hardest of 450 half marathons we analyse, and #8 of 145 in United States of America. Use the calculator above to see the exact adjusted time for your own goal pace.
Estimated finish times on this course versus the same effort on an average road half marathon, based on its elevation, surface, and expected race-day temperature.
| Average-course time | On Bizz Johnson Trail Half Marathon | Difference |
|---|---|---|
| 1:30:00 | 2:05:45 | +35:45 |
| 1:45:00 | 2:23:15 | +38:15 |
| 2:00:00 | 2:40:34 | +40:34 |
| 2:15:00 | 2:57:44 | +42:44 |
| 2:30:00 | 3:14:47 | +44:47 |
| 2:45:00 | 3:31:44 | +46:44 |
| 3:00:00 | 3:48:35 | +48:35 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Bizz Johnson Trail Half Marathon is a half marathon held in Westwood-Susanville, United States of America. It is scheduled for Sunday 11 October 2026. The course is run on trail surface with 123m of total climbing, with its high point near 1425m above sea level. For registration and full race details, visit the official Bizz Johnson Trail Half Marathon website.
With 123m of total climbing, this is a gently undulating course. The elevation changes are manageable for most runners and shouldn't greatly affect your pacing.
Based on historical weather data for October, the expected race day conditions are as follows. Near-ideal running temperatures are expected, ranging from 4°C to 13°C. This temperature range is widely considered optimal for marathon performance, allowing efficient heat dissipation without cold-related issues. There is a moderate chance of rain (29%). Runners may want to prepare for wet conditions but shouldn't expect persistent rainfall.
Bizz Johnson Trail Half Marathon is a trail race, meaning the course includes unpaved surfaces such as dirt, gravel, or forest paths. Trail surfaces are usually slower than the road equivalent - often by 10-20% - because of uneven footing, technical sections, and frequently steeper gradients, though a smooth, non-technical or downhill trail can run faster than that suggests. Trail-specific shoes with good grip are recommended.
Looking for an easier marathon or a tougher challenge? You can also compare Bizz Johnson Trail Half Marathon against other half marathons to find the right race for your goals.
If Bizz Johnson Trail Half Marathon fits your goal, these courses play out about the same on our difficulty model.
Cleveland, United States of America
St. Paul, United States of America
Lansing, United States of America
Louisville, United States of America
Cary, United States of America