Running Split Calculator

Enter a total distance, goal time, and split interval to generate cumulative and per-split times for race pacing.

Distance

Goal time

Split interval

—Even pace required

Build an even split table

Enter race distance, target finish time, and the split interval. The calculator distributes the goal time at a constant average pace and shows split and cumulative times.

Even-pacing assumption

The table does not predict real race performance or account for hills, aid stations, fatigue, negative splits, or positive splits.