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CrashStats

A542 accidents: crash map and statistics

Police recorded 264 collisions on the A542 from 1979 to 2025, with 400 casualties. Of those crashes, 12 were fatal and 84 serious, and 13 people were killed.

In 2025 there were 4 collisions on the A542, down 50% from 8 in 2024, with 7 casualties.

Collisions since 1979
264
2,890th highest of 4,923 roads
Casualties
400
1.52 per collision
Fatal collisions
12
13 people killed
Serious collisions
84
109 seriously injured
Collisions in 2025
4
Down 50% on 2024
Casualties in 2025
7
Down 22% on 2024

Crash severity on the A542

On the A542, 4.5% of collisions were fatal and 32% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal124.5%
  • Serious8432%
  • Slight16864%

Where the A542 ranks among 4,923 roads

Most collisions
2,890th
Most casualties
2,729th
Most fatal collisions
1,505th
Most serious collisions
2,192nd

A542 accidents by year

Collisions on the A542 peaked at 11 in 2007 and were down to 4 in 2025.

Collisions and casualties on the A542, 1979 to 2025

  • Collisions
  • Collisions in 2025
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202547
202489
202357
202223
202134
202044
201958
201833
2017910
201656
201545
201424
201322
201236
201158
2010814
2009713
200868
20071118
200655
200545
200469
200369
200267
2001912
20001019
199911
199857
1997915
199657
199589
199446
199359
199246
199156
199046
1989617
198868
198757
198667
198559
1984812
1983613
1982711
198178
1980815
1979816

When crashes happen on the A542

Sunday has the most collisions on the A542 (82), and noon to 3pm is the busiest time of day (76).

Collisions by day of the week

  • Monday26 (9.8%)
  • Tuesday24 (9.1%)
  • Wednesday21 (8%)
  • Thursday28 (11%)
  • Friday34 (13%)
  • Saturday49 (19%)
  • Sunday82 (31%)

Collisions by time of day

  • Midnight to 3am12 (4.5%)
  • 3am to 6am3 (1.1%)
  • 6am to 9am19 (7.2%)
  • 9am to noon42 (16%)
  • Noon to 3pm76 (29%)
  • 3pm to 6pm61 (23%)
  • 6pm to 9pm27 (10%)
  • 9pm to midnight24 (9.1%)

Collisions by month

  • January9 (3.4%)
  • February18 (6.8%)
  • March17 (6.4%)
  • April30 (11%)
  • May26 (9.8%)
  • June39 (15%)
  • July33 (13%)
  • August24 (9.1%)
  • September26 (9.8%)
  • October19 (7.2%)
  • November13 (4.9%)
  • December10 (3.8%)

Light conditions at the time

  • Daylight213 (81%)
  • Dark, no street lighting37 (14%)
  • Dark, street lights lit10 (3.8%)
  • Dark, lighting unknown3 (1.1%)
  • Dark, street lights unlit1 (0.4%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A542 crashes

On the A542, 67% of collisions happened where the speed limit was 60 mph and 74% on a dry road surface.

Speed limit at the scene

  • 20 mph1 (0.4%)
  • 30 mph31 (12%)
  • 40 mph38 (14%)
  • 60 mph178 (67%)
  • 70 mph16 (6.1%)

Weather at the time

  • Fine, no high winds212 (80%)
  • Raining, no high winds21 (8%)
  • Fine with high winds8 (3%)
  • Raining with high winds4 (1.5%)
  • Other13 (4.9%)
  • Not recorded6 (2.3%)

Road surface

  • Dry195 (74%)
  • Wet or damp56 (21%)
  • Snow6 (2.3%)
  • Frost or ice5 (1.9%)
  • Flood over 3cm deep1 (0.4%)
  • Not recorded1 (0.4%)

Type of road

  • Single carriageway254 (96%)
  • Dual carriageway5 (1.9%)
  • Roundabout3 (1.1%)
  • Not recorded2 (0.8%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A542 crashes

Car occupants make up 60% of the people killed or injured on the A542, followed by motorcyclists (27%).

Casualties by road user

  • Car occupant238 (60%)
  • Motorcyclist109 (27%)
  • Pedestrian26 (6.5%)
  • Cyclist10 (2.5%)
  • Bus or coach occupant5 (1.3%)
  • Minibus occupant4 (1%)
  • Goods vehicle occupant (over 3.5 tonnes)3 (0.8%)
  • Other5 (1.3%)

Vehicles involved

  • Car279 (67%)
  • Motorcycle102 (25%)
  • Pedal cycle10 (2.4%)
  • Bus or coach7 (1.7%)
  • Van or goods vehicle up to 3.5 tonnes5 (1.2%)
  • Goods vehicle over 3.5 tonnes4 (1%)
  • Minibus3 (0.7%)
  • Other6 (1.4%)

Casualties by age

  • 0 to 59 (2.3%)
  • 6 to 108 (2%)
  • 11 to 1511 (2.8%)
  • 16 to 20100 (25%)
  • 21 to 2551 (13%)
  • 26 to 3565 (16%)
  • 36 to 4544 (11%)
  • 46 to 5543 (11%)
  • 56 to 6530 (7.5%)
  • 66 to 7529 (7.2%)
  • Over 7510 (2.5%)

Drivers, passengers and pedestrians

  • Driver or rider228 (57%)
  • Passenger146 (37%)
  • Pedestrian26 (6.5%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A542

Map of the 25 most recent crashes on the A542

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

A542 crashes by council area

Of the 264 collisions on the A542, 260 were in Denbighshire.

Collisions on the A542 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stDenbighshire2603951283

A542 crashes by town

Of the 264 collisions on the A542, 28 were in the built-up area of Llangollen.

Recent crashes on the A542

These are the 25 most recent collisions on the A542, from 31 July 2020 to 27 October 2025.

Severity