Question
What this page helps answer
Enter a running pace or a recent time and distance to estimate equivalent finish times for 5K, 10K, half marathon, and marathon distances.
Use it when you need a practical body-measurement, race-pace, or training-planning estimate before checking specialist guidance.
- Open the live tool when you want the calculation or utility output.
- Review the notes and assumptions before relying on the answer.
- Use related links when this question leads to another calculation.
Inputs
Information to have ready
For this page, the most useful inputs to check are calculate from, pace unit, pace minutes, pace seconds, known distance, custom distance, custom distance unit, and known result hours.
Check measurement units, age, body-measurement context, race distance, pacing unit, event type, transition time, and whether health or safety advice applies.
- Check calculate from before using the result.
- Check pace unit before using the result.
- Check pace minutes before using the result.
- Check pace seconds before using the result.
- Check known distance before using the result.
- Check custom distance before using the result.
Result
How to interpret the answer
Use the result as a planning estimate, not medical, diagnostic, fitness, nutrition, or coaching advice. Check NHS guidance or a qualified professional where health or safety matters.
The live tool is designed for quick comparison: change one assumption, rerun the estimate, and compare the movement before making a decision.
- Look for the headline result first.
- Use charts and detailed rows to understand what drives the answer.
- Save, share, or export the result where the linked tool supports it.