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 199654MB00356

Slight
3 vehicles 2 casualties
BMW 3 SERIES VAUXHALL CAVALIER (3y) SUZUKI VITARA (1y)
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Accident 199643U063066

Slight
1 vehicle 1 casualty
VAUXHALL CALIBRA (4y)
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Accident 19965296E2241

Slight
2 vehicles 1 casualty
VAUXHALL CALIBRA (2y) Vehicle
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Accident 199662J019596

Slight
2 vehicles 1 casualty
VAUXHALL CAVALIER FORD FIESTA (2y)
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Accident 199601TC00288

Slight
2 vehicles 3 casualties
RENAULT MASTER FORD FIESTA
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Accident 1996610064296

Slight
4 vehicles 2 casualties
Van / Goods 3.5 tonnes mgw or under Vehicle Vehicle Vehicle
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Accident 199643N058066

Slight
1 vehicle 1 casualty
ROVER 200 SERIES (2y)
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Accident 199601TC00285

Slight
2 vehicles 1 casualty
Vehicle VOLVO 960 (1y)
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Accident 199662G018196

Slight
1 vehicle 3 casualties
RENAULT 5 (1y)
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Accident 199643R042066

Slight
1 vehicle 1 casualty
AUSTIN MONTEGO
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Accident 199643U023066

Slight
2 vehicles 2 casualties
PEUGEOT 306 (1y) BMW K 75 RT (1y)
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Accident 199601XH00567

Slight
2 vehicles 1 casualty
CARBODIES TAXI PEUGEOT 205
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Accident 199654MA00336

Serious
1 vehicle 2 casualties
VAUXHALL CAVALIER
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Accident 199643R018066

Slight
1 vehicle 1 casualty
AUSTIN METRO
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Accident 199601TC00281

Slight
2 vehicles 1 casualty
ROVER 800 SERIES (4y) FIAT UNO (3y)
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Accident 199654MA00346

Slight
2 vehicles 1 casualty
FORD SIERRA BMW 6 SERIES
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Accident 199601TC00277

Serious
1 vehicle 1 casualty
AUSTIN METRO
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Accident 199601TC00280

Slight
1 vehicle 1 casualty
FORD ESCORT
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Accident 199601TC00272

Slight
3 vehicles 3 casualties
VOLKSWAGEN SCIROCCO FORD ESCORT FORD ORION
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Accident 199643U033066

Slight
1 vehicle 1 casualty
HONDA CIVIC
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