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CrashStats

Troedyrhiw and Pentrebach road accidents: crash map and statistics

Police recorded 344 road traffic collisions in Troedyrhiw and Pentrebach, Merthyr Tydfil, from 1979 to 2025, and 455 people were killed or injured in them. Of those collisions, 4 were fatal and 46 were serious.

In 2025 police recorded 1 collision, down from 2 in 2024.

Collisions since 1979
344
1,433rd of 2,851 towns, highest first
Casualties
455
1.32 per collision
Fatal collisions
4
4 people killed
Serious collisions
46
54 seriously injured
Collisions in 2025
1
2 in 2024
Casualties in 2025
2
2 in 2024

Road collision statistics for Troedyrhiw and Pentrebach

Collisions by severity, 1979 to 2025

  • Fatal41.2%
  • Serious4613%
  • Slight29485%

What the data shows

  • Troedyrhiw and Pentrebach had 23 collisions from 2016 to 2025, 60% fewer than the 57 from 2006 to 2015.
  • 15% of collisions in Troedyrhiw and Pentrebach were fatal or serious, against 20% across Great Britain.
  • 98 children under 16 were killed or injured in Troedyrhiw and Pentrebach, 22% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 32% of collisions in Troedyrhiw and Pentrebach.

Where Troedyrhiw and Pentrebach ranks among 2,851 towns

Most collisions
1,433rd
Most casualties
1,408th
Most fatal collisions
1,561st
Most serious collisions
1,829th

Collisions by day of the week

  • Monday53 (15%)
  • Tuesday50 (15%)
  • Wednesday52 (15%)
  • Thursday46 (13%)
  • Friday60 (17%)
  • Saturday52 (15%)
  • Sunday31 (9%)

Light conditions

  • Daylight255 (74%)
  • Dark, street lights lit73 (21%)
  • Dark, lighting unknown6 (1.7%)
  • Dark, street lights unlit4 (1.2%)
  • Dark, no street lighting3 (0.9%)
  • Not recorded3 (0.9%)

Type of road

  • Single carriageway291 (85%)
  • Roundabout28 (8.1%)
  • Dual carriageway15 (4.4%)
  • One way street or slip road4 (1.2%)
  • Not recorded6 (1.7%)

Speed limit at the scene

  • 20 mph6 (1.7%)
  • 30 mph262 (76%)
  • 40 mph57 (17%)
  • 50 mph2 (0.6%)
  • 60 mph7 (2%)
  • 70 mph10 (2.9%)

Weather at the time

  • Fine, no high winds270 (78%)
  • Raining, no high winds53 (15%)
  • Fine with high winds5 (1.5%)
  • Raining with high winds5 (1.5%)
  • Snowing, no high winds2 (0.6%)
  • Fog or mist1 (0.3%)
  • Other1 (0.3%)
  • Not recorded7 (2%)

Who was hurt

  • Car occupant243 (53%)
  • Pedestrian103 (23%)
  • Motorcyclist33 (7.3%)
  • Cyclist32 (7%)
  • Bus or coach occupant21 (4.6%)
  • Other vehicle occupant8 (1.8%)
  • Van occupant8 (1.8%)
  • Goods vehicle occupant (over 3.5 tonnes)5 (1.1%)
  • Taxi or private hire car occupant2 (0.4%)

Source: Department for Transport, STATS19 road safety data

Troedyrhiw and Pentrebach road accidents by year

Collisions and casualties in Troedyrhiw and Pentrebach, 1979 to 2025

Collisions in Troedyrhiw and Pentrebach peaked at 19 in 1982; 2025 had 1.

  • Collisions
  • Collisions in 2025: 1
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202512
202422
202312
202200
202135
202000
201922
2018614
201755
201633
201569
201426
201345
201246
2011711
2010812
200966
200858
2007912
2006610
200512
2004911
20031113
200244
20011015
2000614
1999710
19981016
199757
19961215
19951314
19941017
1993912
1992812
19911111
199067
19891818
19881010
198789
198666
19851113
19841315
19831314
19821921
19811320
19801012
19791117

Map of recent crashes in Troedyrhiw and Pentrebach

Map of the 24 most recent crashes in Troedyrhiw and Pentrebach

Use the arrow keys to move the map and the plus and minus keys to zoom.

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in Troedyrhiw and Pentrebach

The 24 most recent collisions in Troedyrhiw and Pentrebach happened between 11 December 2015 and 8 April 2025.

Severity

Crashes by road in Troedyrhiw and Pentrebach

The A4054 has the most collisions in Troedyrhiw and Pentrebach, 111 of 344 (32%), followed by the A470 (79).

Collisions in Troedyrhiw and Pentrebach on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA4054111160210
2ndA47079106113
3rdB42854044110
4thA406071301

Council area for Troedyrhiw and Pentrebach

Troedyrhiw and Pentrebach is in Merthyr Tydfil, where police recorded 6,783 collisions from 1979 to 2025. Troedyrhiw and Pentrebach accounts for 5.1% of them.

Postcode district for Troedyrhiw and Pentrebach

All 344 collisions in Troedyrhiw and Pentrebach were in the CF48 postcode district.