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 199143N001171

Slight
2 vehicles 1 casualty
Vehicle AUSTIN METRO
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Accident 199101TC00065

Slight
2 vehicles 2 casualties
VAUXHALL CAVALIER AUSTIN METRO (2y)
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Accident 199154MB00121

Slight
1 vehicle 2 casualties
Van / Goods 3.5 tonnes mgw or under
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Accident 199143G001661

Slight
1 vehicle 1 casualty
BMW 3 SERIES (3y)
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Accident 199143I001551

Serious
2 vehicles 2 casualties
LEYLAND ROADRUNNER (2y) VAUXHALL CAVALIER (1y)
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Accident 199101TC00066

Slight
1 vehicle 1 casualty
CARBODIES TAXI (1y)
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Accident 199143O001061

Slight
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 199161A062910

Slight
2 vehicles 1 casualty
FORD GRANADA (2y) Van / Goods 3.5 tonnes mgw or under
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Accident 199154MB00091

Slight
2 vehicles 1 casualty
IVECO-FORD Model Missing Vehicle
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Accident 1991620B00830

Slight
2 vehicles 1 casualty
Vehicle MORRIS MARINA
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Accident 199154MA00101

Slight
1 vehicle 1 casualty
FORD GRANADA (1y)
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Accident 19915291N5327

Slight
1 vehicle 2 casualties
TALBOT Model Missing
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Accident 199101ID00019

Slight
2 vehicles 1 casualty
FORD FIESTA (2y) FORD Model Missing
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Accident 199143I001301

Serious
1 vehicle 1 casualty
FORD FIESTA (1y)
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Accident 199101TC00058

Serious
2 vehicles 2 casualties
BEDFORD Model Missing FORD Model Missing
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Accident 199154MA00111

Slight
2 vehicles 1 casualty
CITROEN C25 (2y) VAUXHALL NOVA (3y)
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Accident 199143I001181

Serious
2 vehicles 1 casualty
RENAULT Model Missing IVECO-FORD Model Missing
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Accident 199101ID00020

Slight
2 vehicles 2 casualties
FORD SIERRA Vehicle
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Accident 199101TC00057

Slight
2 vehicles 1 casualty
Vehicle VAUXHALL CAVALIER (4y)
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Accident 1991620F00360

Slight
1 vehicle 1 casualty
LEYLAND Model Missing
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