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 199143H010221

Serious
1 vehicle 1 casualty
FORD GRANADA
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Accident 199143O006661

Slight
3 vehicles 1 casualty
ROVER RANGE ROVER (3y) VOLVO Model Missing (2y) DODGE Model Missing
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Accident 199143H010171

Slight
2 vehicles 1 casualty
FORD ESCORT (2y) VOLKSWAGEN PASSAT
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Accident 199154MA00551

Serious
1 vehicle 2 casualties
FORD ORION (4y)
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Accident 199154MA00541

Serious
2 vehicles 2 casualties
Aeon AERO VAUXHALL CAVALIER
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Accident 199161B362910

Slight
3 vehicles 1 casualty
VOLVO 240 (1y) VOLKSWAGEN GOLF (4y) Vehicle
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Accident 199143H010161

Slight
1 vehicle 1 casualty
MAZDA 323 (1y)
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Accident 199143H010121

Slight
7 vehicles 4 casualties
Vehicle AUSTIN METRO VAUXHALL CAVALIER ALFA ROMEO 33 (2y) LAND ROVER RANGE ROVER FORD ESCORT (1y) VOLKSWAGEN GOLF
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Accident 199143H010211

Slight
2 vehicles 1 casualty
Vehicle FORD FIESTA
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Accident 199101TC00411

Slight
2 vehicles 1 casualty
BMW 5 SERIES (4y) FORD FIESTA
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Accident 1991620G02510

Slight
9 vehicles 13 casualties
FORD ESCORT AUSTIN MAESTRO VAUXHALL CAVALIER (4y) AUSTIN MONTEGO (3y) FORD ORION PEUGEOT 505 (3y) RENAULT 11 (4y) HONDA PRELUDE (2y) AUSTIN METRO (3y)
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Accident 199143H010111

Slight
2 vehicles 4 casualties
FORD ESCORT Vehicle
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Accident 199101ID00082

Slight
3 vehicles 1 casualty
FIAT REGATA (4y) CARBODIES TAXI (1y) Vehicle
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Accident 19915291N7155

Slight
1 vehicle 1 casualty
FIAT REGATA
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Accident 199143G010061

Slight
2 vehicles 1 casualty
VAUXHALL CAVALIER Vehicle
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Accident 199154MB00531

Serious
1 vehicle 3 casualties
Bus or coach (17 or more pass seats) (4y)
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Accident 1991620F02770

Fatal
3 vehicles 5 casualties
Vehicle Vehicle VOLVO 340 (4y)
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Accident 199154MB00511

Slight
3 vehicles 2 casualties
Vehicle Vehicle LEYLAND Model Missing
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Accident 199143O006411

Slight
1 vehicle 1 casualty
Vehicle
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Accident 199143H010071

Slight
2 vehicles 1 casualty
VAUXHALL CAVALIER (2y) FORD TRANSIT (3y)
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