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 201343W089073

Slight
51.4699, -1.5210
3 vehicles 1 casualty
ROVER 45 HONDA JAZZ VOLVO V70 (2y)
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Accident 2013610035413

Slight
51.5809, -2.7851
2 vehicles 1 casualty
HONDA CBR1000RR Car
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Accident 201343R051073

Serious
51.4932, -0.5131
2 vehicles 1 casualty
VOLKSWAGEN GOLF HARLEY-DAVIDSON Model Missing
View Details

Accident 201301TX20350

Slight
51.4901, -0.2794
3 vehicles 1 casualty
LONDON TAXIS INT. TX4 (1y) Car Car
View Details

Accident 201343W028073

Slight
51.4644, -1.2764
1 vehicle 2 casualties
TOYOTA AVENSIS
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Accident 201343R048073

Slight
51.4948, -0.5848
3 vehicles 5 casualties
MAZDA 323 TOYOTA AYGO MINI CLUBMAN (1y)
View Details

Accident 2013621301111

Slight
51.6448, -3.8460
3 vehicles 3 casualties
TOYOTA AYGO Car BMW 5 SERIES (2y)
View Details

Accident 2013521304382

Slight
51.5215, -2.5245
3 vehicles 1 casualty
FORD TRANSIT (1y) IVECO Model Missing (4y) MERCEDES Model Missing (2y)
View Details

Accident 2013521305351

Slight
51.5121, -2.5192
2 vehicles 1 casualty
FIAT 500 (4y) Car
View Details

Accident 2013546209113

Serious
51.5098, -2.1914
2 vehicles 2 casualties
FORD FIESTA (1y) KIA SPORTAGE
View Details

Accident 2013610032213

Slight
51.5954, -2.9633
1 vehicle 1 casualty
PEUGEOT 206
View Details

Accident 2013621301090

Serious
51.6801, -3.9359
3 vehicles 1 casualty
Car SUZUKI GSXR 600 VAUXHALL INSIGNIA
View Details

Accident 201301XH30332

Slight
51.4941, -0.4798
4 vehicles 1 casualty
FIAT BRAVA AUDI A4 (3y) Goods 7.5 tonnes mgw and over Bus or coach (17 or more pass seats)
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Accident 201343W014073

Slight
51.4579, -1.4974
1 vehicle 1 casualty
Car
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Accident 2013546115713

Slight
51.5482, -1.9409
3 vehicles 1 casualty
VOLKSWAGEN CRAFTER DAF TRUCKS Model Missing (2y) SKODA FELICIA
View Details

Accident 201343R211063

Slight
51.4907, -0.5470
3 vehicles 1 casualty
VAUXHALL CORSA BMW 1 SERIES (2y) NISSAN QASHQAI (2y)
View Details

Accident 201343R224063

Slight
51.4931, -0.5189
3 vehicles 2 casualties
SAAB 9-3 HYUNDAI I20 (2y) FORD KA
View Details

Accident 2013546063713

Slight
51.5453, -1.9699
3 vehicles 3 casualties
VOLKSWAGEN CRAFTER RENAULT TRAFIC MINI ONE
View Details

Accident 201343R201063

Serious
51.5074, -0.6358
4 vehicles 1 casualty
Minibus (8-16 passenger seats) Car Car Car
View Details

Accident 2013621301059

Slight
51.5100, -3.4361
2 vehicles 2 casualties
VAUXHALL CORSA (1y) HYUNDAI I10 (1y)
View Details