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CrashStats

CF47 road accidents: crash map and statistics

Police recorded 2,380 road traffic collisions in the CF47 postcode district, Merthyr Tydfil, from 1979 to 2025, and 3,264 people were killed or injured in them. Of those collisions, 36 were fatal and 281 were serious.

In 2025 police recorded 16 collisions, up from 10 in 2024.

Collisions since 1979
2,380
1,574th of 2,813 postcode districts, highest first
Casualties
3,264
1.37 per collision
Fatal collisions
36
36 people killed
Serious collisions
281
326 seriously injured
Collisions in 2025
16
10 in 2024
Casualties in 2025
20
12 in 2024

Road collision statistics for CF47

Collisions by severity, 1979 to 2025

  • Fatal361.5%
  • Serious28112%
  • Slight2,06387%

What the data shows

  • CF47 had 177 collisions from 2016 to 2025, 55% fewer than the 393 from 2006 to 2015.
  • 13% of collisions in CF47 were fatal or serious, against 20% across Great Britain.
  • 613 children under 16 were killed or injured in CF47, 19% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 35% of collisions in CF47.

Where CF47 ranks among 2,813 postcode districts

Most collisions
1,574th
Most casualties
1,569th
Most fatal collisions
1,639th
Most serious collisions
2,054th

Collisions by day of the week

  • Monday321 (13%)
  • Tuesday303 (13%)
  • Wednesday315 (13%)
  • Thursday345 (14%)
  • Friday418 (18%)
  • Saturday401 (17%)
  • Sunday277 (12%)

Light conditions

  • Daylight1,632 (69%)
  • Dark, street lights lit566 (24%)
  • Dark, no street lighting73 (3.1%)
  • Dark, street lights unlit60 (2.5%)
  • Dark, lighting unknown38 (1.6%)
  • Not recorded11 (0.5%)

Type of road

  • Single carriageway2,002 (84%)
  • Roundabout128 (5.4%)
  • One way street or slip road79 (3.3%)
  • Dual carriageway77 (3.2%)
  • Not recorded94 (3.9%)

Speed limit at the scene

  • 10 mph6 (0.3%)
  • 15 mph1 (under 0.1%)
  • 20 mph35 (1.5%)
  • 30 mph2,156 (91%)
  • 40 mph16 (0.7%)
  • 50 mph5 (0.2%)
  • 60 mph135 (5.7%)
  • 70 mph26 (1.1%)

Weather at the time

  • Fine, no high winds1,796 (75%)
  • Raining, no high winds370 (16%)
  • Raining with high winds67 (2.8%)
  • Fine with high winds40 (1.7%)
  • Snowing, no high winds17 (0.7%)
  • Fog or mist13 (0.5%)
  • Snowing with high winds7 (0.3%)
  • Other32 (1.3%)
  • Not recorded38 (1.6%)

Who was hurt

  • Car occupant1,776 (54%)
  • Pedestrian827 (25%)
  • Bus or coach occupant193 (5.9%)
  • Motorcyclist161 (4.9%)
  • Cyclist137 (4.2%)
  • Van occupant52 (1.6%)
  • Minibus occupant48 (1.5%)
  • Goods vehicle occupant (over 3.5 tonnes)31 (0.9%)
  • Taxi or private hire car occupant27 (0.8%)
  • Other vehicle occupant12 (0.4%)

Source: Department for Transport, STATS19 road safety data

CF47 road accidents by year

Collisions and casualties in CF47, 1979 to 2025

Collisions in CF47 peaked at 96 in 1982; 2025 had 16.

  • Collisions
  • Collisions in 2025: 16
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251620
20241012
20231113
20221217
20211017
20201314
20192246
20182532
20172939
20162941
20153958
20143447
20132540
20122847
20114366
20104167
20093244
20084975
20075282
20065061
20055486
20045891
200373119
20026793
20016697
20005179
19997496
199865110
19976191
199691114
19956579
19946385
19934362
199273110
19916082
19906391
198995109
19887081
19876170
19864954
19856371
19845361
19835877
198296108
19817393
198081102
197984115

Map of recent crashes in CF47

Map of the 24 most recent crashes in CF47

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in CF47

The 24 most recent collisions in CF47 happened between 20 May 2024 and 4 December 2025.

Severity

Crashes by road in CF47

The A4102 has the most collisions in CF47, 262 of 2,380 (11%), followed by the A470 (166).

Collisions in CF47 on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA4102262363230
2ndA470166215223
3rdA4651022131120
4thA405484120211
5thA4060628529

Council areas covering CF47

Collisions in CF47 were recorded in 2 council areas. Merthyr Tydfil has 2,377 of 2,380 (99.9%).

Collisions in CF47 by council area, 1979 to 2025
RankCouncil areaCollisionsCasualtiesFatalSerious
1stMerthyr Tydfil2,3773,26036280
2ndRhondda Cynon Taf3401

Town in CF47

Of the 2,380 collisions in CF47, 1,982 (83%) were in Merthyr Tydfil.