Running calculator
Race Time Calculator
Calculate your estimated finish time from your running distance and pace. Useful for 5K, 10K, half marathon and marathon goals.
Race time calculator
Enter your distance and pace to calculate your estimated finish time.
Estimated finish time
50:00
How to calculate race time
Race time is calculated by multiplying your distance by your pace. For example, if you run 10 km at 5:00 min/km, your finish time is 50:00.
This tool works for any distance, including 5K, 10K, half marathon, marathon and custom training runs.
Frequently asked questions
How do I calculate race time from pace?+
Race time is calculated by multiplying your distance by your pace. For example, 10 km at 5:00 min/km gives a finish time of 50:00.
What pace do I need for a 10K in 50 minutes?+
To run 10 km in 50 minutes, you need to average 5:00 min/km.
Can I use this calculator for a marathon?+
Yes. You can enter 42.195 km and your target pace to estimate your marathon finish time.
Does the calculator work for half marathon distance?+
Yes. Use 21.0975 km for a half marathon, then enter your target pace to calculate your estimated finish time.
What is the difference between pace and speed?+
Pace is the time needed to cover one kilometer, such as 5:00 min/km. Speed is the distance covered per hour, such as 12 km/h.