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CrashStats

Treorchy road accidents: crash map and statistics

Police recorded 596 road traffic collisions in Treorchy, Rhondda Cynon Taf, from 1979 to 2025, and 741 people were killed or injured in them. Of those collisions, 11 were fatal and 97 were serious.

In 2025 police recorded 4 collisions, the same number as in 2024.

Collisions since 1979
596
1,044th highest of 2,851 towns
Casualties
741
1.24 per collision
Fatal collisions
11
11 people killed
Serious collisions
97
109 seriously injured
Collisions in 2025
4
4 in 2024
Casualties in 2025
4
4 in 2024

Road collision statistics for Treorchy

Collisions by severity, 1979 to 2025

  • Fatal111.8%
  • Serious9716%
  • Slight48882%

What the data shows

  • Treorchy had 55 collisions from 2016 to 2025, 53% fewer than the 118 from 2006 to 2015.
  • 18% of collisions in Treorchy were fatal or serious, against 20% across Great Britain.
  • 168 children under 16 were killed or injured in Treorchy, 23% of the casualties whose age was recorded.
  • The road surface was wet, icy, snowy or flooded in 30% of collisions in Treorchy.

Where Treorchy ranks among 2,851 towns

Most collisions
1,044th
Most casualties
1,064th
Most fatal collisions
788th
Most serious collisions
1,165th

Collisions by day of the week

  • Monday87 (15%)
  • Tuesday84 (14%)
  • Wednesday76 (13%)
  • Thursday96 (16%)
  • Friday90 (15%)
  • Saturday92 (15%)
  • Sunday71 (12%)

Light conditions

  • Daylight395 (66%)
  • Dark, street lights lit174 (29%)
  • Dark, street lights unlit12 (2%)
  • Dark, lighting unknown10 (1.7%)
  • Dark, no street lighting3 (0.5%)
  • Not recorded2 (0.3%)

Type of road

  • Single carriageway583 (98%)
  • Dual carriageway3 (0.5%)
  • One way street or slip road3 (0.5%)
  • Roundabout2 (0.3%)
  • Not recorded5 (0.8%)

Speed limit at the scene

  • 20 mph12 (2%)
  • 30 mph583 (98%)
  • 50 mph1 (0.2%)

Weather at the time

  • Fine, no high winds465 (78%)
  • Raining, no high winds95 (16%)
  • Raining with high winds13 (2.2%)
  • Fine with high winds3 (0.5%)
  • Snowing, no high winds3 (0.5%)
  • Other2 (0.3%)
  • Not recorded15 (2.5%)

Who was hurt

  • Car occupant298 (40%)
  • Pedestrian285 (38%)
  • Cyclist58 (7.8%)
  • Motorcyclist44 (5.9%)
  • Bus or coach occupant38 (5.1%)
  • Van occupant7 (0.9%)
  • Other vehicle occupant4 (0.5%)
  • Taxi or private hire car occupant4 (0.5%)
  • Minibus occupant3 (0.4%)

Source: Department for Transport, STATS19 road safety data

Treorchy road accidents by year

Collisions and casualties in Treorchy, 1979 to 2025

Collisions in Treorchy peaked at 30 in 1979; 2025 had 4.

  • Collisions
  • Collisions in 2025: 4
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202544
202444
202388
202233
202156
202033
2019910
201888
201766
201659
20151318
2014914
20131421
20121119
20111113
201079
20091011
20081421
20071215
20061720
20051420
20041012
20032227
20021322
20011219
20001214
199955
19981927
19971516
19961314
19951214
19941417
19931418
19921718
19912332
19901516
19891821
19881519
19871517
19861111
19851316
19842430
19831112
19822127
19811922
19801621
19793032

Map of recent crashes in Treorchy

Map of the 24 most recent crashes in Treorchy

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

  • 24 crashes
  • Serious
  • Slight

Recent road crashes in Treorchy

The 24 most recent collisions in Treorchy happened between 9 January 2021 and 17 December 2025.

Severity

Crashes by road in Treorchy

The A4061 has the most collisions in Treorchy, 248 of 596 (42%), followed by the A4058 (121).

Collisions in Treorchy on each road, 1979 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA4061248298644
2ndA4058121168227
3rdB42233300

Council area for Treorchy

Treorchy is in Rhondda Cynon Taf, where police recorded 26,648 collisions from 1979 to 2025. Treorchy accounts for 2.2% of them.

Postcode district for Treorchy

Of the 596 collisions in Treorchy, 595 (99.8%) were in the CF42 postcode district.