Pacing Calculator

Convert between pace, speed and race times instantly. Work out what your target finish means per mile, or what your training pace gets you on race day.

Input type

Units

Race distance

Half Marathon time (hh:mm:ss)Type a time and the equivalents appear below.

Let a pacer do the maths on race day

Friendly pacers run across the field at our biggest events. Pick your target time, tuck in behind the flag and enjoy the run.

Events with pacers Printable pacing chart

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1 km/h = 0.621371 mph. 1 mile = 1.60934 km.