Hiking Calorie Burn Calculator
Calculate calories burned hiking based on your weight, distance, elevation gain, and pack weight.
Hiking burns significantly more calories than walking at the same distance, especially with elevation and a loaded pack. The elevation gain component is often underestimated. Climbing 1,000 feet adds substantial energy expenditure on top of the flat-distance calculation, and a heavy pack multiplies the effect of every step.
A rough rule: add 100 calories per 1,000 feet of elevation gain per 150 lbs of body weight. A 6-mile hike with 1,500 feet of gain burns roughly 30-40% more calories than the same 6 miles on flat ground.
How hiking calorie burn is calculated
This calculator uses MET (Metabolic Equivalent of Task) values for hiking, adjusted for terrain difficulty, combined with an elevation gain component based on the energy cost of vertical climbing. Pack weight adds to effective body weight, increasing the calorie cost of each step proportionally. The Pandolf equation, developed for military load-carrying research, is the basis for the pack weight and terrain adjustments used here.
Why hiking beats the gym for calorie burn
Hiking on uneven terrain activates stabilizer muscles that flat treadmill walking does not. The constant micro-adjustments for roots, rocks, and slope changes increase total muscle recruitment. Elevation gain adds cardiovascular demand that sustained flat walking rarely produces. A 6-mile hike with 1,200 feet of gain can burn as many calories as a 45-minute run for many people, with lower impact on joints.
Nutrition for day hikes
A general guideline: consume 200-300 calories per hour of hiking, with a heavier carbohydrate emphasis for sustained energy. For hikes over 3 hours, plan for electrolyte replacement alongside water. A common mistake is eating too little on a moderately easy hike because it does not feel as intense as running, then bonking on the descent when glycogen stores are depleted.
Frequently asked questions
How accurate are hiking calorie calculators?
Within 15-20% for most people on known terrain. Individual variation in fitness level, hiking efficiency, and exact pace create real differences. Use the estimate for planning food and water, not for precise dietary tracking.
Does downhill hiking burn calories?
Yes, though less than uphill. Descending requires eccentric muscle contractions to control descent, which burns roughly 30-40% as many calories per foot as ascending. This calculator uses total elevation gain; the descent calories are partially accounted for in the terrain multiplier.