How long does it take to walk 8 miles?
Walking time, steps, and calories for 8 miles.
Quick answer
≈ 2 h 34 min
At a normal 3 mph pace · 16,940 steps · 631 calories for a 70 kg walker
Walking 8 miles takes about 2 h 34 min at a normal pace of 3 mph (5 km/h). Cut to 2 h 1 min at a brisk 4 mph pace, or stretched to 4 h 1 min at a leisurely 2 mph. You'll take about 16,940 steps and burn roughly 631 calories.
Steps required depend on your height
Shorter walkers take more steps to cover the same distance.
| Your height | Stride | Steps |
|---|---|---|
| 4'10" (147 cm) — petite | 60.7 cm | 21,207 |
| 5'4" (163 cm) — avg woman | 67.3 cm | 19,125 |
| 5'9" (175 cm) — avg adult | 72.6 cm | 17,728 |
| 6'0" (183 cm) — avg man | 75.9 cm | 16,953 |
| 6'4" (193 cm) — tall | 80.1 cm | 16,074 |
Calories burned by weight and pace
Calories scale linearly with body weight. Faster paces burn more — but only modestly more for walking.
| Your weight | Slow (2 mph) | Normal (3.1 mph) | Brisk (4 mph) |
|---|---|---|---|
| 120 lb (54 kg) | 543 cal | 487 cal | 489 cal |
| 150 lb (68 kg) | 684 cal | 613 cal | 616 cal |
| 180 lb (82 kg) | 825 cal | 739 cal | 742 cal |
| 210 lb (95 kg) | 956 cal | 856 cal | 860 cal |
| 250 lb (113 kg) | 1,137 cal | 1,018 cal | 1,023 cal |
How long will it take?
Time depends on your walking pace. Most adults walk at a normal pace of about 3 mph.
| Pace | Speed | Time |
|---|---|---|
| Slow (2 mph) | 2 mph | 4 h 1 min |
| Normal (3.1 mph) | 3.1 mph | 2 h 34 min |
| Brisk (4 mph) | 4 mph | 2 h 1 min |
Track your real numbers with Steps
These conversions use averages. The Steps app tracks your actual step length, calories, and walking time — synced from your iPhone and Apple Watch.
Related conversions
Frequently asked questions
How long does it take to walk 8 miles?+
About 2 h 34 min at a normal 3 mph pace. Brisk 4 mph: 2 h 1 min. Slow 2 mph: 4 h 1 min.
How many steps is 8 miles?+
8 miles is about 16,940 steps for an average adult with a 76 cm stride. Shorter walkers take more steps — see the height table on this page.
How many calories will I burn walking 8 miles?+
Roughly 631 calories for a 70 kg (155 lb) person at a normal pace. Heavier walkers burn more — see the weight table.
Is walking 8 miles a day enough exercise?+
Yes — walking 8 miles a day easily meets the CDC's 150-minutes-per-week recommendation for moderate aerobic activity if done at a normal-to-brisk pace.
How is walking time calculated?+
Time = distance ÷ pace. 8 miles = 12.87 km. At 5 km/h that's 2 h 34 min. We use the same three paces the CDC and ACSM publish for moderate physical activity.