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 199061B445900

Slight
1 vehicle 4 casualties
FORD CORTINA
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Accident 199043E129090

Slight
3 vehicles 3 casualties
JAGUAR XJ SERIES (3y) ROVER 200 SERIES FORD ESCORT
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Accident 1990620B06330

Slight
1 vehicle 1 casualty
FORD SIERRA (2y)
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Accident 199043F101090

Slight
1 vehicle 1 casualty
MG MGB
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Accident 199043F099090

Slight
2 vehicles 1 casualty
NISSAN BLUEBIRD (2y) HARLEY-DAVIDSON Model Missing (2y)
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Accident 1990620F03510

Slight
1 vehicle 2 casualties
Vehicle
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Accident 199001TC00608

Slight
1 vehicle 1 casualty
Vehicle
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Accident 1990620D05480

Serious
2 vehicles 2 casualties
RENAULT 5 Vehicle
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Accident 199001TC00605

Slight
2 vehicles 1 casualty
FORD ESCORT (3y) Vehicle
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Accident 199054MA00810

Serious
2 vehicles 2 casualties
RENAULT 5 Vehicle
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Accident 199054MB00850

Serious
1 vehicle 1 casualty
MERCEDES Model Missing
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Accident 199001TC00601

Slight
1 vehicle 1 casualty
FORD FIESTA (4y)
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Accident 199001TC00600

Slight
3 vehicles 2 casualties
PEUGEOT 205 (1y) VAUXHALL CAVALIER FORD GRANADA
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Accident 199054MA00800

Slight
2 vehicles 1 casualty
AUSTIN MAESTRO (2y) VOLVO Model Missing
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Accident 199043E094090

Serious
1 vehicle 1 casualty
Vehicle
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Accident 199043F086090

Slight
3 vehicles 1 casualty
AUSTIN MAESTRO (1y) OPEL KADETT (1y) Vehicle
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Accident 199061A420900

Slight
2 vehicles 1 casualty
LEYLAND ROADTRAIN FORD TRANSIT
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Accident 199043F085090

Slight
2 vehicles 1 casualty
Vehicle FORD FIESTA (2y)
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Accident 19905290D3832

Serious
1 vehicle 2 casualties
FORD FIESTA
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Accident 1990530BI5304

Slight
4 vehicles 4 casualties
VOLKSWAGEN GOLF (2y) AUSTIN MAESTRO ROVER MINI VAUXHALL ASTRA (4y)
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