Back to Tools
Pace Calculator
Running pace
Nuclear Aerobic Performance Solver
About the Pace Calculator
Running pace tells you how long each kilometre or mile takes. Enter a distance and a target time to find your pace, then see projected times for common race distances.
How to use the Pace Calculator
- Enter your Distance and choose KM or MI.
- Enter your Target Time in hours (H), minutes (M) and seconds (S).
- Press Calculate to see pace per kilometre and per mile and race projections.
Formula and method
Pace = total time ÷ distance. Speed is distance ÷ time. One mile equals 1.609 km.
Worked example
Running 10 km in 50 minutes is a pace of 5:00 per km (8:03 per mile), a speed of 12 km/h.
Tips
- Build weekly distance gradually, by no more than about 10 percent per week.
- Do most runs at an easy, conversational pace and add one faster session per week.
Frequently Asked Questions
It depends on fitness and age. Many recreational runners run between 5:30 and 7:30 per km.
Multiply the pace per kilometre by 1.609.