Running burns roughly 600 to 1,000 calories per hour for most people, depending primarily on pace and body weight. A 155-pound person jogging at 5 mph burns about 595 calories per hour, while that same person running at 8 mph burns closer to 840. Heavier runners burn more, lighter runners burn less, and the faster you go, the more energy each minute costs.
Calories Burned by Pace and Body Weight
The most reliable way to estimate running calorie burn uses metabolic equivalents (METs), a standardized measure of exercise intensity maintained by the Compendium of Physical Activities. Each running speed has an assigned MET value that, combined with your weight, produces a solid hourly estimate. Here’s what the numbers look like across common paces and three body weights:
5 mph (12-minute mile):
- 130 lbs: ~500 calories/hour
- 155 lbs: ~595 calories/hour
- 180 lbs: ~695 calories/hour
6 mph (10-minute mile):
- 130 lbs: ~550 calories/hour
- 155 lbs: ~650 calories/hour
- 180 lbs: ~765 calories/hour
7 mph (8:30-minute mile):
- 130 lbs: ~650 calories/hour
- 155 lbs: ~770 calories/hour
- 180 lbs: ~900 calories/hour
8 mph (7:30-minute mile):
- 130 lbs: ~710 calories/hour
- 155 lbs: ~840 calories/hour
- 180 lbs: ~985 calories/hour
10 mph (6-minute mile):
- 130 lbs: ~875 calories/hour
- 155 lbs: ~1,035 calories/hour
- 180 lbs: ~1,215 calories/hour
The pattern is straightforward: every mile-per-hour increase in speed adds roughly 80 to 120 calories per hour, and every additional 25 pounds of body weight adds about 100 calories per hour at the same pace.
Why Body Weight Matters So Much
Running is weight-bearing exercise, which means your muscles have to move your entire body with every stride. A 180-pound runner uses about 40% more energy than a 130-pound runner at the same speed, simply because there’s more mass to accelerate, decelerate, and lift off the ground with each step. This is also why running burns more calories than cycling or swimming at comparable effort levels: you’re supporting your full weight the entire time.
This also explains why calorie burn tends to drop slightly as people lose weight through a running program. Your body becomes more efficient at the same pace, and there’s less mass to carry. Increasing speed or adding hills can offset that effect.
Hills and Terrain Add Up Fast
Running on an incline significantly increases calorie expenditure. For a 150-pound person, every 1% increase in grade burns roughly 10 extra calories per mile, about a 12% increase over flat ground. That means running on a consistent 5% incline could add 50 extra calories per mile, or several hundred extra calories over the course of an hour.
Trail running, sand, and soft surfaces have a similar effect. Uneven terrain forces your stabilizing muscles to work harder and reduces the elastic energy return you get from pavement, so your body spends more energy per stride. Wind resistance matters too, though its effect is smaller unless you’re running into a strong headwind.
You Keep Burning Calories After You Stop
Your body doesn’t return to its resting metabolic rate the moment you stop running. Post-exercise, your metabolism stays elevated as your body cools down, replenishes energy stores, and repairs muscle tissue. This afterburn effect produces roughly a 6% to 15% increase in the total calories consumed from that session. So if your run burned 600 calories, you can expect an additional 36 to 90 calories over the following hours.
The duration of this elevated burn varies widely. Estimates range from 15 minutes to 48 hours depending on the intensity and length of the run. Higher-intensity efforts like tempo runs or intervals produce a larger and longer afterburn than easy jogs. It’s a real bonus, but not large enough to dramatically change your calorie math on its own.
Running vs. Walking the Same Distance
A common question is whether it matters if you run or walk the same route. Running does burn more total calories for the same distance, not just per hour. The reason comes down to physics: running involves much more vertical bounce with each stride. Your muscles generate greater force to launch your body off the ground, and that upward movement consumes energy without actually moving you forward. Walking keeps your center of mass relatively level, which is more efficient.
The afterburn difference widens the gap further. The elevated calorie consumption after a 3-kilometer run is more than double what you’d see after walking the same distance, because of the greater rise in body temperature and the larger energy deficit your body needs to replenish.
There’s one interesting exception: at very fast walking speeds above about 5 mph, walking actually becomes less efficient than running. The awkward coordination of speed-walking forces muscles to work harder without the benefit of the elastic rebound that running tendons provide. This is why people naturally break into a jog around that speed. Your body instinctively chooses the more efficient movement pattern.
How Accurate Is Your Watch?
If you rely on a fitness tracker for calorie estimates, take the number with a large grain of salt. Research from Harvard’s School of Engineering found that wrist-based devices have estimated error rates of 30 to 80% for calorie expenditure. Some watches overestimate, others underestimate, and accuracy varies by brand, model, and even skin tone (since most use optical heart rate sensors).
Chest-strap heart rate monitors paired with a running app tend to be more accurate than wrist-based optical sensors, but even those carry meaningful error margins. The MET-based calculations above, while imperfect, give you a useful ballpark that doesn’t require any device at all. You just need your weight and your pace.
A Simple Way to Estimate Your Burn
If you want a quick rule of thumb without consulting a table, multiply your body weight in pounds by 0.75 for a moderate 6 mph pace. A 160-pound runner at that speed burns about 120 calories per mile, or roughly 720 per hour. For faster paces, bump the multiplier closer to 0.9. For a slow jog, use 0.65.
For a more precise estimate, the MET formula works like this: multiply the MET value for your pace by your weight in kilograms (your weight in pounds divided by 2.2). A 155-pound person (70 kg) running at 7 mph (MET 11.0) burns 70 × 11 = 770 calories per hour. The Compendium of Physical Activities publishes MET values for dozens of running variations, including treadmill running, cross-country, and even running in place.