Walking 5.5 miles burns about 430–690 calories, depending on body weight and walking speed.
Easy Pace (3.0 mph)
Brisk Pace (3.5 mph)
Fast Pace (4.0 mph)
Basic Walk
- Flat route
- Comfortable speed
- Regular shoes
Low strain
Better Walk
- Mild hills
- Arm swing
- Short pick-ups
Calorie boost
Best Walk
- Steady brisk pace
- Uphill sections
- Light daypack
Time-efficient
Calorie Burn For A 5.5-Mile Walk (Quick Math)
Energy use scales with body weight, pace, and minutes on your feet. Exercise science often expresses effort using “METs,” where 1 MET equals resting oxygen use of 3.5 ml/kg/min. That lets us turn minutes of walking into calories with a simple equation. See the CDC’s primer on intensity for a plain-English overview of METs and the talk test, and the Compendium’s walking entries for speed-specific MET values (3.0 mph ≈ 3.3 METs; 3.5 mph ≈ 4.3 METs; 4.0 mph ≈ 5.0 METs). CDC intensity and Compendium walking.
The math used here: Calories = MET × 3.5 × body kg ÷ 200 × minutes. Distance is the same for everyone, but minutes change with speed. At 3.0 mph, 5.5 miles takes roughly 110 minutes; at 4.0 mph, you’re closer to 83 minutes.
Quick Reference Table: 5.5 Miles By Weight And Pace
This table uses level ground and no wind. Values are rounded to keep it readable.
| Body Weight | Easy Pace (3.0 mph) | Fast Pace (4.0 mph) |
|---|---|---|
| 120 lb | ~346 kcal | ~393 kcal |
| 135 lb | ~389 kcal | ~442 kcal |
| 150 lb | ~432 kcal | ~491 kcal |
| 165 lb | ~475 kcal | ~540 kcal |
| 180 lb | ~519 kcal | ~589 kcal |
| 200 lb | ~576 kcal | ~655 kcal |
| 210 lb | ~605 kcal | ~688 kcal |
| 240 lb | ~692 kcal | ~786 kcal |
Numbers shift with terrain, grade, and form. A steady hill or a backpack nudges the MET level up; a tailwind or long downhill pulls it down. Snacks and larger meals fit better once you set your daily calorie needs.
Why The Range Is Wide
Body mass: heavier bodies expend more energy per minute at the same speed. That’s why two walkers covering the same loop can have very different totals.
Speed and time: faster walking uses a higher MET value, but takes fewer minutes to finish the route. For many walkers, the calorie total ends up in the same ballpark across 3.0–4.0 mph because those two effects offset each other.
Route and grade: hills raise the cost. Even short climbs on a flat course bump the total, since uphill minutes carry a larger load.
Arms and stride: a purposeful arm swing and a slightly longer stride at the same speed can bring heart rate up a notch, which maps to a higher MET.
Weather and load: heat, wind, soft surfaces, and a light pack add stress and tip the number up. Cold air and smooth asphalt tilt it down a bit.
Pace, Time, And What To Expect
Here’s how long 5.5 miles takes at common walking speeds, plus a calorie estimate for a 150-lb person using widely cited MET values.
| Pace | Time For 5.5 Miles | Estimated Calories (150 lb) |
|---|---|---|
| 3.0 mph (easy) | ~110 min | ~432 kcal |
| 3.5 mph (brisk) | ~94 min | ~483 kcal |
| 4.0 mph (fast) | ~83 min | ~491 kcal |
Turn Distance Into A Plan
Set A Pace You Can Hold
Pick a speed where you can talk in short sentences. That lines up with moderate intensity on the CDC scale and keeps you steady across the full route. If you feel fresh late in the walk, add a few short pick-ups of 30–60 seconds at a faster clip.
Use Terrain For A Bump
Small hills add energy cost without much extra time. A loop with one or two steady climbs can turn a mid-range estimate into the higher end of the range.
Carry Smart
A light daypack with water and a thin layer is handy and can nudge burn up slightly. Keep it balanced and snug so you don’t waste effort with sway.
Mind The Minutes
If the window is tight, aim for the faster pace band and a flat route. If you’re out for fresh air and steps, cruise at a relaxed speed and enjoy the time on feet.
Real-World Examples
Short After-Work Loop
Let’s say you weigh 135 lb and move at 3.5 mph. That’s ~94 minutes and near ~440–490 kcal across average routes. Swap in a hill or two and you’ll land closer to the top of the band.
Weekend Long Walk
A 200-lb walker at 3.0 mph will spend ~110 minutes and land near ~575–600 kcal on flat ground. Push the pace to 4.0 mph and the time drops to ~83 minutes while the estimate rises toward ~650 kcal.
Tips To Nudge The Total
- Stride reset: stand tall, keep your gaze forward, and drive elbows back. Better mechanics put more muscle into each step.
- Micro-hills: choose a route with a few gentle climbs or stairs to lift intensity briefly.
- Walk-jog sprinkles: add 3–4 segments of 30–60 seconds at a power-walk clip. Keep control and good form.
- Surface choice: grass or gravel costs more energy than a smooth path, so mix surfaces if joints feel fine.
- Footwear check: secure heel, roomy toe box, and a midsole that feels lively but stable.
Method Notes (What This Math Uses)
Estimates rely on MET values for walking speeds and the standard conversion from oxygen use to calories. One MET is pegged to resting oxygen consumption of 3.5 ml/kg/min. The Compendium lists walking at ~3.3 METs for 3.0 mph, ~4.3 METs for 3.5 mph, and ~5.0 METs for 4.0 mph; those values are the backbone for the tables above. See CDC on METs and the walking entries in the Compendium.
The calorie equation many exercise texts use is: kcal/min = MET × 3.5 × kg ÷ 200. Multiply by minutes walked to get a route total. This keeps estimates consistent across speeds and body sizes. It’s a model, so expect day-to-day drift from terrain, wind, temperature, and fitness.
From Numbers To Action
Build a weekly rhythm. Two 5.5-mile walks plus a shorter midweek loop add up to a meaningful calorie burn and solid leg time. If weight change is the goal, pair the walking habit with simple nutrition habits that fit your schedule and taste.
Want a step-by-step walkthrough? Try our calorie deficit guide.
Bottom Line
Expect roughly 430–690 calories for 5.5 miles across common weights and paces. Pick the speed that fits your day, choose a route you enjoy, and let consistency do the work.