Crashes on the A484

1,475 recorded collisions since 2000.

Since 2000 the A484 has seen 1,475 collisions, 29 of them fatal and 243 serious. That ranks it 317th of 6,754 numbered A, B and M roads by total recorded collisions. Its fatal rate is 19.7 per 1,000 collisions, and 18% caused death or serious injury. Collisions have fallen by about 65% since 2000, from 81 to 28 in 2024. The heaviest local concentrations are in Carmarthenshire, Swansea and Ceredigion.

Figures cover collisions reported to police (STATS19) from 2000 onward. Source: DfT STATS19, Open Government Licence v3.0.