Updated June 17, 2026
A good rule of thumb is that running burns about 80 to 110 calories per mile, with a 155-pound (70 kg) runner burning roughly 100 calories per mile at a moderate pace. Heavier runners burn more; lighter runners burn less. Speed matters less than body weight and total distance for estimating calorie burn.
Calories burned running by weight and distance
| Body weight | Calories per mile | 3.1 miles (5K) | 6.2 miles (10K) | 13.1 miles (half) |
|---|---|---|---|---|
| 120 lb (54 kg) | ~75 cal | ~233 | ~465 | ~983 |
| 140 lb (64 kg) | ~88 cal | ~273 | ~546 | ~1,153 |
| 155 lb (70 kg) | ~100 cal | ~310 | ~620 | ~1,310 |
| 180 lb (82 kg) | ~116 cal | ~360 | ~719 | ~1,520 |
| 200 lb (91 kg) | ~129 cal | ~400 | ~800 | ~1,690 |
Why weight matters more than speed
Running calorie burn is driven mostly by how much mass you are moving through space. Heavier runners do more mechanical work per step, which means more energy burned per mile. Running faster uses somewhat more energy per minute, but since you cover the same mile in less time, the per-mile calorie count stays close. Walking a mile burns roughly 30 percent fewer calories than running that same mile for the same person.
The MET formula explained
Calorie calculators use a metabolic equivalent (MET) value for each activity. The formula is: Calories per minute = MET x body weight in kg x 3.5 / 200. Running at a 10:00/mile pace has a MET around 9.8; a 7:00/mile pace raises it to about 12.5. Multiply by minutes of exercise and you get a solid estimate. For precise numbers for your weight and pace, use the pace calculator or the calories burned tool.
How many calories do you burn in a 30-minute run?
At a comfortable 10:00/mile jog, a 155-pound runner covers about 3 miles and burns roughly 300 calories in 30 minutes. At a brisk 8:00/mile, the same runner covers about 3.75 miles and burns closer to 375 calories. Running burns significantly more per hour than cycling or walking at equivalent effort levels.
Can running burn 1,000 calories?
Yes, but it takes a long run. A 155-pound runner burning 100 calories per mile needs to run about 10 miles. That takes roughly 1.5 to 2 hours depending on pace. Heavier runners hit 1,000 calories in fewer miles; lighter runners need more.
Does running burn belly fat?
Running burns total body fat, including abdominal fat, when combined with a calorie deficit. There is no way to target fat loss to one area, but regular running is one of the most effective tools for reducing overall body fat. The key is consistency and ensuring total calories burned exceed total calories consumed over time.