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 199101TC00449

Slight
2 vehicles 1 casualty
HONDA Model Missing FORD TRANSIT
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Accident 199101XY00426

Slight
2 vehicles 1 casualty
AUSTIN METRO (3y) CITROEN BX
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Accident 199143G010881

Fatal
1 vehicle 1 casualty
FORD TRANSIT (2y)
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Accident 199101TC00442

Slight
2 vehicles 1 casualty
ROVER 400 SERIES VAUXHALL CAVALIER (3y)
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Accident 199143G010861

Slight
5 vehicles 5 casualties
Vehicle FORD GRANADA PORSCHE MODEL MISSING FORD ESCORT LEYLAND Model Missing
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Accident 199101TC00443

Slight
2 vehicles 1 casualty
AUDI 80 (2y) Vehicle
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Accident 199101TC00444

Slight
2 vehicles 1 casualty
CITROEN BX (3y) NISSAN BLUEBIRD
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Accident 199143H010781

Slight
2 vehicles 2 casualties
MERCEDES Model Missing FORD Model Missing
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Accident 199143B011621

Slight
1 vehicle 1 casualty
PEUGEOT 309 (4y)
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Accident 199101TD00585

Slight
2 vehicles 1 casualty
FORD CORTINA FORD TRANSIT (2y)
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Accident 199154MA00601

Serious
2 vehicles 2 casualties
VAUXHALL CAVALIER (4y) JAGUAR XJ SERIES (2y)
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Accident 199143O007171

Slight
1 vehicle 1 casualty
FORD FIESTA (1y)
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Accident 199101TC00439

Slight
3 vehicles 2 casualties
PEUGEOT 305 FORD ESCORT (1y) VAUXHALL ASTRAMAX
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Accident 199101TC00438

Slight
5 vehicles 3 casualties
MG METRO (4y) Vehicle FORD ESCORT (3y) FORD FIESTA (3y) HONDA LEGEND (3y)
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Accident 199143O007141

Slight
2 vehicles 1 casualty
PEUGEOT 205 (1y) Vehicle
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Accident 199154MB00591

Serious
3 vehicles 2 casualties
Vehicle FORD CORTINA Vehicle
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Accident 199161A322910

Slight
2 vehicles 1 casualty
MERCEDES Model Missing FORD SIERRA (4y)
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Accident 19915291N7378

Slight
4 vehicles 2 casualties
Vehicle AUSTIN ALLEGRO MORRIS MARINA DAIHATSU CHARADE
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Accident 199161A321910

Slight
5 vehicles 1 casualty
FORD ESCORT AUSTIN MONTEGO PEUGEOT 309 (3y) LAND ROVER 90 (4y) ROVER METRO (1y)
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Accident 199161A320910

Slight
3 vehicles 2 casualties
FORD ESCORT VAUXHALL ASTRA RENAULT 21 (2y)
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