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 2013621300747

Slight
51.6129, -3.8073
2 vehicles 3 casualties
FORD FOCUS VAUXHALL ASTRA
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Accident 2013543988113

Slight
51.5156, -2.1228
2 vehicles 2 casualties
VAUXHALL ASTRA NISSAN MICRA
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Accident 2013621300734

Serious
51.5155, -3.6810
2 vehicles 2 casualties
NISSAN SERENA FORD FOCUS
View Details

Accident 201343W168043

Slight
51.4555, -1.3451
5 vehicles 1 casualty
FIAT BRAVO MERCEDES ML CLASS PORSCHE 911 VOLKSWAGEN GOLF VOLKSWAGEN PASSAT
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Accident 201343R194043

Slight
51.5100, -0.6488
4 vehicles 5 casualties
FORD GALAXY JAGUAR XF SERIES (1y) MAZDA 323 BMW 3 SERIES (1y)
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Accident 201343R150043

Slight
51.4505, -0.8104
4 vehicles 1 casualty
FORD KA VOLKSWAGEN POLO FORD FOCUS BENTLEY CONTINENTAL
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Accident 2013621300692

Slight
51.6017, -3.7958
2 vehicles 1 casualty
MERCEDES SPRINTER RENAULT MASTER (1y)
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Accident 201343R146043

Slight
51.4933, -0.5246
4 vehicles 4 casualties
SCANIA Model Missing PEUGEOT 407 HONDA ACCORD (4y) VOLKSWAGEN GOLF (2y)
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Accident 201343W121043

Serious
51.4126, -0.9730
1 vehicle 1 casualty
MINI COOPER
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Accident 201343R125043

Slight
51.4757, -0.7669
1 vehicle 1 casualty
RENAULT CLIO
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Accident 2013543735913

Slight
51.5397, -1.8181
2 vehicles 1 casualty
MG ZR DAF TRUCKS Model Missing (4y)
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Accident 201343R133043

Slight
51.4906, -0.5470
3 vehicles 2 casualties
VAUXHALL CORSA MERCEDES A CLASS RENAULT SCENIC
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Accident 2013610021213

Slight
51.6031, -2.9995
3 vehicles 3 casualties
LEXUS IS220 IVECO DAILY (1y) RENAULT TRAFIC
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Accident 201343W139043

Serious
51.4604, -1.1419
2 vehicles 1 casualty
HONDA CRV DAF TRUCKS FA 45LF
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Accident 201343W136043

Serious
51.4471, -1.0742
1 vehicle 7 casualties
Minibus (8-16 passenger seats)
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Accident 2013610015913

Slight
51.5886, -3.0323
2 vehicles 1 casualty
HONDA CIVIC CITROEN XSARA
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Accident 2013621300686

Slight
51.5124, -3.3658
3 vehicles 1 casualty
Goods 7.5 tonnes mgw and over VAUXHALL CORSA Car
View Details

Accident 2013621300691

Slight
51.5105, -3.3581
4 vehicles 3 casualties
VOLKSWAGEN POLO (3y) TOYOTA YARIS PEUGEOT 206 MERCEDES C CLASS (1y)
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Accident 201301XH30152

Serious
51.4964, -0.4539
2 vehicles 2 casualties
MERCEDES E CLASS VOLVO Model Missing
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Accident 201343R108043

Slight
51.4998, -0.7245
2 vehicles 1 casualty
DAF TRUCKS Model Missing (3y) ROVER 45
View Details