Road crashes in Merthyr Tydfil

2,746 recorded collisions since 2000.

Merthyr Tydfil has recorded 2,746 road collisions since 2000, 51 of them fatal and 278 causing serious injury. That makes it the 342nd-busiest of 352 local authorities in Great Britain for recorded collisions. Around 12% caused death or serious injury. Its fatal rate of 18.6 per 1,000 collisions sits above the Great Britain average of 13.6. Numbers have fallen by about 78% since 2000, from 170 to 38 in 2024. The A470 is the most affected road locally, with 372 collisions.

Figures cover collisions reported to police (STATS19) from 2000 onward; severity definitions changed over time, so treat long-range trends with care. Source: DfT STATS19, Open Government Licence v3.0.