Health & Fitness Calculators

Pace Calculator

Solve any one of pace, time and distance from the other two. Plan race splits, set training paces, or see what finish time a given pace leads to.

Find
Pace5:15 /km
Pace per km
5:15 /km
Pace per mile
8:27 /mi
Speed
11.43 km/h · 7.1 mph
5K at this pace
26:15
10K at this pace
52:30
Half marathon at this pace
1:50:46
Marathon at this pace
3:41:31
Step-by-step working
  1. Pace = time ÷ distance; time = pace × distance; distance = time ÷ pace
  2. Here: 52:30 over 10 km → 5:15 per km

Splits

DistanceElapsed time
1 km5:15
2 km10:30
3 km15:45
4 km21:00
5 km26:15
6 km31:30
7 km36:45
8 km42:00
9 km47:15
10 km52:30

How to use the Pace Calculator

  1. Choose what you want to find.
  2. Choose kilometres or miles.
  3. Enter the other two values. Times can be mm:ss or h:mm:ss.
  4. Press Calculate.

Formula

Pace = Time ÷ Distance   Time = Pace × Distance   Distance = Time ÷ Pace

1 mile = 1.609344 km.

Examples

  • 10 km in 52:30 → 5:15 /km (8:27 /mi).
  • Marathon at 6:00 /km → 4:13:10.

Frequently asked questions

Are the race times a prediction?

No. They show the time at exactly the same pace. Most runners slow down over longer distances.