Articles
Data-driven insights for every distance and every level.
5K Finish Times: Where Do You Actually Rank?
Using data from millions of parkrun results and road races, we break down the real distribution of 5K finish times — and where you sit in it.
Half Marathon Finish Times: A Data Breakdown of the World's Most Popular Race Distance
The half marathon is the fastest-growing race distance globally. We break down finish time distributions, age group benchmarks, and what the data says about setting realistic goals.
Why 87% of Marathoners Run the Second Half Slower — And What to Do About It
Analysis of 300,000 Boston Marathon splits reveals exactly how much runners slow down, and why. The data points to one clear fix.
How Much Should You Actually Train for a Marathon? What the Data Shows
Analysis of training logs from thousands of recreational marathon runners reveals the training volume that predicts success — and where adding more miles stops helping.
What Is a Good Marathon Time? Data from 1.2 Million Finishes
We analysed over a million marathon finishes from the world's biggest races to answer the question every runner asks: how good is my time, really?