What Do the Results of the 2025 London Marathon Mean for the 2026 Boston Cutoff?

It’s been a crazy couple of weeks for the Boston Marathon cutoff time. At the end of March, the projected cutoff time was around 5:20. Although the trend towards larger fields had continued – the number of qualifiers was still dropping slightly, moderating the cutoff time projection. Then along came Boston. Although I anticipated there … Read more

March Update on the 2026 Boston Marathon Cutoff Time Projection

Scenes from the 2024 Boston Marathon

For the past few months, I’ve been tracking the results of marathon finishers around the world in an attempt to project the cutoff time for the 2026 Boston Marathon. I put together a live tracker, and I published an early analysis in December and a follow-up in January. The emerging picture suggested that the new qualifying times reduced the … Read more