Pace Calculator

Calculate your running pace, finish time, or distance — enter any two values.

km

Hours : Minutes : Seconds

min : sec per km

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Understanding Running Pace

Pace is the time it takes to run one unit of distance, usually expressed in minutes per kilometre (min/km) or minutes per mile (min/mi). Knowing your pace helps you train at the right intensity and predict finish times for races.

Pace Formula

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

Common Race Target Paces

RaceDistanceFinish 4 hrsFinish 3½ hrsFinish 3 hrs
5K5 km~28:35~25:00~21:26
10K10 km~57:10~50:00~42:54
Half Marathon21.1 km2:00:001:45:001:30:00
Marathon42.2 km4:00:003:30:003:00:00

Converting Between Pace and Speed

Speed (km/h) = 60 ÷ Pace (min/km)
Pace (min/km) = 60 ÷ Speed (km/h)
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