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 1998430R10307

Slight
4 vehicles 1 casualty
CITROEN XANTIA MERCEDES 200 CITROEN XANTIA (2y) PEUGEOT 406 (2y)
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Accident 1998610086398

Slight
3 vehicles 1 casualty
Vehicle Vehicle Vehicle
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Accident 199854MB00708

Slight
1 vehicle 1 casualty
TOYOTA CELICA (2y)
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Accident 199862B036098

Serious
1 vehicle 1 casualty
AUSTIN MONTEGO
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Accident 1998430R14307

Slight
2 vehicles 1 casualty
Vehicle FORD ESCORT (2y)
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Accident 1998430R12507

Slight
2 vehicles 1 casualty
FIAT PUNTO VOLKSWAGEN GOLF (1y)
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Accident 199862D024398

Slight
2 vehicles 3 casualties
Van / Goods 3.5 tonnes mgw or under (1y) BMW 3 SERIES
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Accident 199862J025798

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 199854MA00698

Serious
1 vehicle 2 casualties
LAND ROVER DEFENDER
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Accident 1998430R11907

Slight
3 vehicles 1 casualty
MERCEDES 200 PEUGEOT 306 (3y) FORD MONDEO
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Accident 199801TD00703

Slight
2 vehicles 1 casualty
HONDA Model Missing Vehicle
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Accident 199801TD00692

Slight
2 vehicles 1 casualty
HONDA ACCORD (1y) HONDA Model Missing
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Accident 1998430N35407

Slight
3 vehicles 1 casualty
NISSAN MICRA (1y) SAAB 9000 AUDI 100
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Accident 199854MA00688

Slight
2 vehicles 1 casualty
ROVER 200 SERIES (3y) Vehicle
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Accident 1998430R09007

Slight
2 vehicles 1 casualty
Vehicle VOLVO Model Missing (4y)
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Accident 1998430R09407

Slight
4 vehicles 1 casualty
Vehicle VOLVO 850 (4y) PEUGEOT 106 BMW 5 SERIES (2y)
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Accident 1998520082678

Slight
5 vehicles 2 casualties
VAUXHALL VECTRA VAUXHALL ASTRA Vehicle MAZDA MX-5 FORD FIESTA
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Accident 1998430R08407

Slight
3 vehicles 1 casualty
NISSAN SUNNY FORD SIERRA VAUXHALL CAVALIER
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Accident 1998430W16007

Slight
2 vehicles 1 casualty
Vehicle TRIUMPH ACCLAIM
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Accident 1998430R07507

Slight
1 vehicle 1 casualty
TRIUMPH Model Missing (2y)
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