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FirstFiveK
A runner in silhouette jogging along a park path at sunset

FirstFiveK

Data sources

Every dataset behind FirstFiveK, with licence terms and capture dates.

Photo by McCarthy Beckan on Unsplash

Nine lanes, nine weeks. Solid chalk is running, dashes are walking, drawn to scale in minutes.

All data on FirstFiveK is drawn from the sources below. Where a licence requires attribution, it is given here and on each page that uses the data.

Calculated values

Rankings, averages and percentage comparisons are calculated by the FirstFiveK team from the sources above; see Methodology for the formulas. These derived figures may be reused with a link to https://firstfivek.pages.dev.

FirstFiveK team

Compiled and computed from public data · How we calculate · Sources · Updated

Last checked · What changed: first edition; every figure recomputed from the published formulas · Corrections policy