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 199143O007621

Serious
2 vehicles 2 casualties
MG MAESTRO MORRIS 440
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Accident 199154MB00611

Slight
2 vehicles 2 casualties
Vehicle BMW K 100 LT (4y)
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Accident 199161A333910

Slight
3 vehicles 3 casualties
FORD ESCORT (3y) FORD SIERRA (4y) FORD FIESTA (4y)
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Accident 199143J011251

Slight
1 vehicle 1 casualty
FORD ESCORT
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Accident 199143J011461

Slight
1 vehicle 1 casualty
VOLVO 265
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Accident 19915291N7603

Slight
1 vehicle 1 casualty
VAUXHALL ASTRA (2y)
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Accident 199143O007511

Slight
1 vehicle 1 casualty
PEUGEOT 205 (2y)
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Accident 199101TC00470

Slight
2 vehicles 1 casualty
MG METRO (4y) NISSAN SUNNY
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Accident 1991620L01280

Slight
1 vehicle 1 casualty
Vehicle
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Accident 199101TC00460

Slight
2 vehicles 1 casualty
BMW 3 SERIES MERCEDES 200
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Accident 199143B011761

Slight
1 vehicle 1 casualty
FORD ESCORT (4y)
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Accident 199154MA00621

Slight
1 vehicle 1 casualty
LEYLAND ROADTRAIN
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Accident 199101TC00459

Slight
2 vehicles 1 casualty
BMW 5 SERIES AUSTIN MONTEGO
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Accident 1991620G02970

Slight
2 vehicles 1 casualty
AUSTIN MAESTRO (1y) TRIUMPH HERALD
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Accident 19915291N7347

Slight
1 vehicle 1 casualty
AUSTIN METRO
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Accident 1991620E02550

Slight
3 vehicles 3 casualties
FORD ORION FORD Model Missing FORD SIERRA
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Accident 199143O007371

Slight
2 vehicles 3 casualties
Vehicle AUSTIN METRO
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Accident 1991530BI0830

Serious
4 vehicles 1 casualty
Vehicle FORD SIERRA (4y) HYUNDAI STELLAR (4y) Vehicle
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Accident 19915291N7208

Slight
4 vehicles 4 casualties
LAND ROVER DISCOVERY (1y) VAUXHALL CAVALIER VOLKSWAGEN GOLF FORD ESCORT (2y)
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Accident 199143O007391

Slight
2 vehicles 1 casualty
FORD SIERRA (3y) TOYOTA SUPRA (1y)
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