Why use this calculator
Pace is the key metric for runners. Whether training for a 5K or marathon, knowing your pace helps you set realistic goals and execute race strategies.
How to use it
Enter your distance and finish time. The calculator shows your pace per mile and per kilometer, plus projected finish times for common race distances.
The formula
Pace = Total Time / Distance. Speed = Distance / Time.
Worked examples
5K (3.1 miles) in 25 minutes
8:04 per mile pace, about 5:01 per km
When people use it
- Race training
- Goal setting
- Workout planning
- Race day pacing
Tips
- Start races slower than goal pace and negative split
- Account for hills, weather, and fatigue in your planning
- Train at different paces — easy runs should be truly easy
Questions people ask
- What is a good running pace?
- It depends on your fitness level. A beginner might aim for 10-12 min/mile, intermediate 8-10 min/mile, and advanced under 7 min/mile. Focus on your personal progress.