Calories Burned: Trail running
Trail running is a vigorous-intensity activity with a MET value of 9. A 155-lb (70 kg) person burns about 316 calories in 30 minutes and 633 in an hour. Adjust the weight and duration below for your exact number.
How to use this calculator
Trail running is pre-selected. Set your body weight and how long you exercised, and the calorie estimate updates instantly. You can also switch to any of 40+ other activities using the category buttons.
Understanding your trail running calorie burn
The estimate uses the MET formula: calories = MET × weight (kg) × hours. Trail running's MET of 9 means it burns 9× more energy than sitting at rest. It's classified as vigorous intensity — actual burn varies with your effort, fitness level, and conditions.
Frequently asked questions
Calories burned: trail running by weight and duration
Calorie burn scales directly with body weight — the same session costs a heavier person more energy because they are moving more mass. All figures use trail running's MET value of 9.
| Duration | 125 lbs | 155 lbs | 185 lbs | 215 lbs |
|---|---|---|---|---|
| 15 min | 128 cal | 158 cal | 189 cal | 219 cal |
| 30 min | 255 cal | 316 cal | 378 cal | 439 cal |
| 45 min | 383 cal | 475 cal | 566 cal | 658 cal |
| 60 min | 510 cal | 633 cal | 755 cal | 878 cal |
Common calorie targets
How long a 155-lb person needs to do trail running to hit common burn targets:
- ·Burn 100 calories: about 9 minutes
- ·Burn 250 calories: about 24 minutes
- ·Burn 500 calories: about 47 minutes
How trail running compares to other running activities
Same duration, same 155-lb person — only the intensity (MET) changes:
| Activity | MET | 30 min at 155 lbs |
|---|---|---|
| Trail running | 9 | 316 cal |
| Running (5 mph) | 8.3 | 292 cal |
| Running (6 mph) | 9.8 | 345 cal |
| Running (7 mph) | 11 | 387 cal |
| Running (8 mph) | 11.8 | 415 cal |
| Jogging | 7 | 246 cal |
Related calculators
Calories burned in other running activities
Same calculator, different intensity — each page shows that activity's numbers by weight and duration.