Half Marathon Pace Calculator – Calculate Half Marathon Pace

Half Marathon Pace Calculator

Calculate the average pace needed for a 21.0975 km half marathon target time.

Target Value
Finish time (hh:mm:ss)

Enter your target finish time.

How to Use the Half Marathon Pace Calculator

Enter your target half-marathon finish time to calculate the average pace required per mile or kilometer. Use the result as a pacing benchmark for workouts and race planning.

Practical Example

A 2-hour half marathon requires an average pace of about 9:09 per mile or about 5:41 per kilometer.

Factors That Affect the Result

Course elevation, wind, heat, hydration, aid-station stops, crowding and pacing strategy can all affect real-world pace.

Frequently Asked Questions

Does this pace include stops?

Only if your target finish time includes them.

Can I use the result for training runs?

Yes, but training pace should still match the purpose of each workout.

Why might my race splits vary?

Terrain, fatigue and race strategy often cause individual splits to differ from the overall average.

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