Running Split Calculator

Calculate per-mile or per-km splits for any race distance. Choose even, negative, or positive split strategies.

36.9Kuses
9/10(455)
Avg pace: 5:00 / km
SplitPaceCumulative
km 15:005:00
km 25:0010:00
km 35:0015:00
km 45:0020:00
km 55:0025:00

Split Strategies

Even splits mean running each segment at the same pace. Negative splits mean getting faster in the second half. Positive splits mean starting fast and slowing down. Most coaches recommend even or slight negative splits for best results.

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Disclaimer: This tool is provided as-is for informational and educational purposes only.

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