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 199843N224118

Slight
2 vehicles 1 casualty
SUZUKI SWIFT (2y) VOLKSWAGEN PASSAT
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Accident 199854MA01088

Slight
2 vehicles 2 casualties
RENAULT CLIO (1y) Vehicle
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Accident 199862E033898

Slight
4 vehicles 5 casualties
LDV 400 SERIES (2y) CITROEN ZX (4y) FORD FIESTA ROVER 200 SERIES
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Accident 199862F036298

Slight
2 vehicles 1 casualty
ROVER 400 SERIES (1y) BEDFORD Model Missing
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Accident 199862G040098

Slight
2 vehicles 3 casualties
FORD FIESTA VAUXHALL VECTRA
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Accident 1998610144898

Slight
3 vehicles 4 casualties
AUDI 100 FORD FIESTA (1y) FIAT UNO (3y)
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Accident 1998520136794

Slight
6 vehicles 1 casualty
Vehicle Vehicle TVR CHIMERA Vehicle Vehicle Vehicle
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Accident 199843W124118

Slight
2 vehicles 3 casualties
MAN Model Missing Vehicle
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Accident 199801TD01190

Serious
2 vehicles 1 casualty
MERCEDES 190 Vehicle
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Accident 199801TD01189

Slight
1 vehicle 1 casualty
BMW F 650 (3y)
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Accident 199862E030098

Slight
3 vehicles 2 casualties
FORD SIERRA TOYOTA AVENSIS Vehicle
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Accident 199854MB01098

Slight
2 vehicles 1 casualty
FORD ORION Vehicle
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Accident 199843W127118

Slight
2 vehicles 5 casualties
AUSTIN MAESTRO Vehicle
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Accident 1998610140498

Slight
10 vehicles 3 casualties
Vehicle NISSAN 200 VAUXHALL CAVALIER (3y) FORD TRANSIT NISSAN PRIMERA VAUXHALL ASTRA (2y) FORD MONDEO (4y) VAUXHALL ASTRA PEUGEOT 306 (3y) ROVER 200 SERIES
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Accident 199843R035118

Slight
3 vehicles 2 casualties
PORSCHE 911 HONDA CIVIC (2y) MERCEDES 300
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Accident 199843R037118

Slight
3 vehicles 1 casualty
AUDI A4 (2y) Vehicle VOLKSWAGEN GOLF (1y)
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Accident 199843R055118

Slight
4 vehicles 1 casualty
ROVER MONTEGO FIAT UNO VAUXHALL CALIBRA (2y) Vehicle
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Accident 199843R074118

Slight
2 vehicles 2 casualties
SEAT IBIZA YAMAHA Model Missing
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Accident 199843R038118

Slight
4 vehicles 1 casualty
VAUXHALL VECTRA (2y) FORD TRANSIT IVECO-FORD Model Missing PEUGEOT 106 (4y)
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Accident 199862G040498

Slight
1 vehicle 3 casualties
BMW 7 SERIES
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