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 199762E020797

Slight
2 vehicles 1 casualty
FORD MONDEO (2y) Vehicle
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Accident 199701TC00437

Slight
3 vehicles 1 casualty
VAUXHALL ASTRA FORD SIERRA PROTON PERSONA
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Accident 199701TC00436

Slight
3 vehicles 2 casualties
RENAULT 21 SAAB 9000 BEDFORD Model Missing
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Accident 199754MB00647

Slight
5 vehicles 3 casualties
PEUGEOT 306 (2y) BMW 3 SERIES (2y) MAZDA 323 FIAT MAREA FORD FIESTA (1y)
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Accident 199701TC00435

Slight
2 vehicles 1 casualty
BMW Model Missing VOLVO Model Missing
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Accident 1997520068412

Slight
1 vehicle 1 casualty
MITSUBISHI SHOGUN
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Accident 199743N171087

Slight
1 vehicle 1 casualty
NISSAN SUNNY (4y)
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Accident 199754MA00637

Slight
2 vehicles 2 casualties
FORD ESCORT PEUGEOT 306 (3y)
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Accident 199754MB00627

Slight
1 vehicle 1 casualty
VAUXHALL ASTRA
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Accident 199754MA00617

Slight
1 vehicle 3 casualties
VOLVO 240
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Accident 199743R013087

Slight
2 vehicles 1 casualty
BMW 5 SERIES (2y) VAUXHALL CORSA
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Accident 199754MA00607

Slight
1 vehicle 1 casualty
VAUXHALL NOVA
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Accident 1997520066802

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 199754MA00587

Serious
2 vehicles 1 casualty
HYUNDAI COUPE Vehicle
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Accident 199701TC00428

Slight
2 vehicles 1 casualty
VAUXHALL CAVALIER Vehicle
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Accident 199762J026697

Slight
2 vehicles 1 casualty
NISSAN MICRA VOLVO 440 (1y)
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Accident 199762J026497

Slight
1 vehicle 2 casualties
FORD FIESTA (3y)
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Accident 199701TC00424

Slight
2 vehicles 2 casualties
BMW 3 SERIES (1y) DAEWOO ESPERO (1y)
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Accident 199701TC00432

Slight
2 vehicles 1 casualty
PEUGEOT 205 Vehicle
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Accident 199743R004087

Slight
1 vehicle 2 casualties
RENAULT Model Missing
View Details