OOpenCrunch

Running by the Numbers

Average times, real benchmarks, and the pace math — so you know where you actually stand.

Start here

OpenCrunch turns running into numbers you can compare. Pick your distance:

More — 5K and 10K standards, age-grading, and a VDOT calculator — are on the way.

A note on the data

Figures are approximate and drawn from large public race-result analyses (notably RunRepeat's study of millions of finishes). Averages vary by dataset, race and region — treat them as benchmarks, not absolutes.