Race Time Calculator

Estimated race time.

Use a recent result and the training behind it to see a realistic range, pacing targets, and how much upside you may still have.

Inputs

Choose a recent race result, then describe the training block that produced it.

Recent result
Target race
What training produced that result?

Think about the 6-8 weeks leading into that recent result.

Think tempos, intervals, hills, or other focused sessions in that build.

Recent result, recent training context, and time to build are all factored in.

Results

Likely Half Marathon finish

1:48:31

Range: 1:51:58 to 1:45:55

Current Equivalent

1:55:30

Projected Lift

6.1% faster

Pace Per Mile

8:17 / mi

Pace Per Kilometer

5:09 / km

5K equivalent 24:30
10K equivalent 50:52
Half equivalent 1:55:30
Marathon equivalent 4:00:16
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