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Running Pace Calculator
Calculate your running pace, speed, and predicted finish times across common race distances.
Your run
Distance unit
Distance (km)
Time (hh : mm : ss)
5K
10K
Half marathon
Marathon
Your pace & speed
5:00
Pace per km
8:03
Pace per mile
12.00 km/h
Speed
7.46 mph
Speed
Speed in other units
12.00 km/h
7.46 mph
3.33 m/s
10.94 ft/s
Predicted finish times at this pace
5K
5 km · 3.11 mi
25:00
10K
10 km · 6.21 mi
50:00
Half marathon
21.0975 km · 13.11 mi
1h 45m 29s
Marathon
42.195 km · 26.22 mi
3h 30m 59s
Pace = time ÷ distance
Lower pace = faster. Common race paces: 5:00/km = 3:30 marathon.
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