Running Pace Calculator
Enter how far you ran and how long it took to get your pace, your speed and a projected race time.
Running Pace
Pace per km, speed and race projections
Pace5:15 / km
Speed11.43 km/h
Pace per mile8:27 / mi
Projected 10 km52:30
How it works
- Pace = time ÷ distance, shown as minutes and seconds per kilometre.
- 5:00/km is 20 km/h ÷ 4 — a 50-minute 10 km.
Frequently asked questions
What pace do I need for a sub-2-hour half marathon?
About 5:41 per kilometre, or 9:09 per mile, held for the full 21.1 km.
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