Road
Crashes on the B487
408 recorded collisions since 2000.
408
All crashes
8
Fatal
80
Serious
320
Slight
Since 2000 the B487 has seen 408 collisions, 8 of them fatal and 80 serious. That ranks it 1145th of 6,754 numbered A, B and M roads by total recorded collisions. Its fatal rate is 19.6 per 1,000 collisions, and 22% caused death or serious injury. Collisions have fallen by about 79% since 2000, from 28 to 6 in 2024. The heaviest local concentrations are in Dacorum, St Albans and North Hertfordshire.
Worst local authorities on the B487
Select a local authority for its full profile.
Crashes by year
2000–202440200
200020052010201520202024
Figures cover collisions reported to police (STATS19) from 2000 onward. Source: DfT STATS19, Open Government Licence v3.0.