Road
Crashes on the A4125
406 recorded collisions since 2000.
406
All crashes
3
Fatal
57
Serious
346
Slight
Since 2000 the A4125 has seen 406 collisions, 3 of them fatal and 57 serious. That ranks it 1153rd of 6,754 numbered A, B and M roads by total recorded collisions. Its fatal rate is 7.4 per 1,000 collisions, and 15% caused death or serious injury. Collisions have fallen by about 76% since 2000, from 34 to 8 in 2024. The heaviest local concentrations are in Three Rivers, Watford and Hillingdon.
Worst local authorities on the A4125
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Crashes by year
2000–202440200
200020052010201520202024
Figures cover collisions reported to police (STATS19) from 2000 onward. Source: DfT STATS19, Open Government Licence v3.0.