Road
Crashes on the B4337
238 recorded collisions since 2000.
238
All crashes
2
Fatal
54
Serious
182
Slight
Since 2000 the B4337 has seen 238 collisions, 2 of them fatal and 54 serious. That ranks it 1825th of 6,754 numbered A, B and M roads by total recorded collisions. Its fatal rate is 8.4 per 1,000 collisions, and 24% caused death or serious injury. Collisions have fallen by about 41% since 2000, from 17 to 10 in 2024. The heaviest local concentrations are in Ceredigion and Carmarthenshire.
Worst local authorities on the B4337
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Crashes by year
2000–202420151050
200020052010201520202024
Figures cover collisions reported to police (STATS19) from 2000 onward. Source: DfT STATS19, Open Government Licence v3.0.