Waymo Reports 270M Miles, 82% Fewer Injury Crashes Than Humans

Waymo released its latest voluntary safety data on Sept 24-25: as of the end of June, across five operating metros (Atlanta, Austin, Phoenix, Los Angeles and the San Francisco Bay Area), it has completed over 270 million rider-only miles, roughly 50 million more than the previous report. Compared with human drivers in the same areas, injury-causing crashes fell 82% and severe-injury crashes 95%, equivalent to 841 injury crashes avoided. The full report is public on Waymo's website.

Confirmed

• Data covers 5 metros, over 270M (some cite 271M) cumulative miles, up about 50M from the prior report
• 82% reduction in injury crash rate and 95% in severe-injury rate versus human drivers
• Estimated 841 injury crashes avoided cumulatively
• Scaled against roughly 850K lifetime human driving miles per person, the dataset carries statistical significance (per reposted commentary)

Why it matters

• One of the largest real-world autonomous driving safety datasets to date, key evidence for robotaxi safety
• ARK analyst Denny Maguire called the results positive for Waymo and the industry; Chris Paxton said it points to safer roads ahead

Unconfirmed

• Figures are self-reported by Waymo; methodology for the human-driver baseline and any independent verification are not given in the posts

2026-09-24 ~ 2026-09-25 · 5 related posts

• [source] Waymo's 270M miles show 82% fewer injury crashes than human drivers — DMaguireARK · 2026-09-24
• Waymo: 82% Fewer Injury Crashes Than Humans Across 271 Million Driverless Miles — reed · 2026-09-25

3 near-duplicate retellings: Konstantine · asymco · chris_j_paxton