Free tool

Running Training Zones Calculator

Define your athletes' running pace zones from a 5K time, 10K time, or threshold pace. Program workouts with precise intensities to maximize adaptations.

What are running training zones?

Pace zones let you structure workouts with precise intensities. They are based on percentages of lactate threshold pace, the fastest pace sustainable for 30-60 minutes.

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e.g. 25:00 for a 25-minute 5K

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