Crash View

M4 road traffic accidents

29,200 collisions recorded
1979 to 2025

The M4 appears in 29,200 collisions in the STATS19 data between 1979 and 2025, involving 46,338 casualties. Of these collisions, 724 were fatal and 4,059 were serious. Recorded collisions in 2025 were up 17% on 2024.

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All Severities Fatal Serious Slight
Fatal
724
Serious
4,059
Casualties
46,338
2025 252
2024 216
2023 220
2022 226
2021 238
2020 178
2019 362
2018 355
2017 400
2016 479
2015 525
2014 574
2013 534
2012 493
2011 530
2010 583
2009 538
2008 662
2007 780
2006 844
2005 772
2004 867
2003 876
2002 827
2001 855
2000 864
1999 852
1998 860
1997 835
1996 782
1995 812
1994 761
1993 759
1992 739
1991 730
1990 888
1989 835
1988 763
1987 691
1986 749
1985 639
1984 640
1983 606
1982 553
1981 564
1980 552
1979 540

Hillingdon

1,815 recorded here

Wiltshire

1,801 recorded here

West Berkshire

1,791 recorded here

Slough

1,787 recorded here

South Gloucestershire

1,501 recorded here

Newport

1,382 recorded here

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Hounslow

571 recorded along the M4

Hillingdon

428 recorded along the M4

Newport (Newport)

353 recorded along the M4

Slough

288 recorded along the M4

Port Talbot

205 recorded along the M4

Cardiff

93 recorded along the M4

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Accidents on the M4

Fatal
Serious
Slight
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Recent Accidents

Showing 20 of 29,200 accidents

Accident 199143O006561

Slight
1 vehicle 1 casualty
SUBARU SUBARU (4y)
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Accident 199101TD00539

Slight
2 vehicles 3 casualties
FORD ESCORT (3y) Vehicle
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Accident 199143O006371

Slight
1 vehicle 1 casualty
RENAULT 5 (3y)
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Accident 19915291N6926

Serious
2 vehicles 1 casualty
MERCEDES Model Missing Vehicle
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Accident 199143O006351

Slight
2 vehicles 1 casualty
IVECO-FORD Model Missing LEYLAND SCOTSTOUN Model Missing
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Accident 199154MB00521

Serious
4 vehicles 1 casualty
FORD TRANSIT (1y) Van / Goods 3.5 tonnes mgw or under Van / Goods 3.5 tonnes mgw or under PEUGEOT 504
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Accident 19915291N6938

Slight
3 vehicles 1 casualty
FORD ESCORT (3y) FORD ORION AUSTIN MINI
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Accident 199143H009891

Slight
1 vehicle 2 casualties
AUSTIN ALLEGRO
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Accident 199154MB00501

Slight
1 vehicle 1 casualty
Vehicle
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Accident 199143H009961

Slight
3 vehicles 1 casualty
PEUGEOT 405 (2y) DODGE Model Missing Vehicle
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Accident 1991620D04130

Serious
1 vehicle 7 casualties
FORD TRANSIT (3y)
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Accident 1991620H06080

Serious
1 vehicle 1 casualty
SUZUKI Model Missing
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Accident 199143H009861

Slight
1 vehicle 1 casualty
SUZUKI Model Missing
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Accident 1991620G03240

Serious
1 vehicle 1 casualty
Vehicle
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Accident 1991620F02760

Serious
1 vehicle 1 casualty
Vehicle
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Accident 199161A295910

Slight
4 vehicles 1 casualty
CITROEN BX (1y) AUSTIN MONTEGO (3y) ROVER MONTEGO PORSCHE 928
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Accident 199154MB00491

Serious
1 vehicle 1 casualty
FORD FIESTA
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Accident 19915291N7077

Slight
1 vehicle 1 casualty
FORD ESCORT (1y)
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Accident 1991620F02580

Slight
1 vehicle 2 casualties
PEUGEOT 309 (1y)
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Accident 199161A293910

Slight
1 vehicle 1 casualty
BEDFORD Model Missing
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