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 200601XH30684

Slight
51.4964, -0.4531
2 vehicles 1 casualty
FORD GALAXY PEUGEOT 406
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Accident 200643R170086

Slight
51.5020, -0.6042
4 vehicles 5 casualties
Car VOLKSWAGEN PASSAT (2y) FORD MONDEO (3y) Car
View Details

Accident 200601TX20517

Slight
51.4927, -0.2870
1 vehicle 1 casualty
Car
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Accident 2006520103110

Slight
51.5475, -2.5494
4 vehicles 1 casualty
Car Car Car SAAB 9-5 (2y)
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Accident 2006620157792

Slight
51.6178, -3.8107
2 vehicles 2 casualties
SUZUKI ALTO VOLKSWAGEN CADDY (1y)
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Accident 2006620156966

Slight
51.5158, -3.3828
2 vehicles 2 casualties
Car PEUGEOT 406
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Accident 200601XH30491

Slight
51.4960, -0.4524
2 vehicles 1 casualty
Car FORD FIESTA
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Accident 2006620156241

Slight
51.5337, -3.5571
3 vehicles 1 casualty
RENAULT LAGUNA (4y) VOLVO V40 ROVER 400 SERIES
View Details

Accident 200643N264086

Slight
51.4933, -0.5274
2 vehicles 3 casualties
Car VAUXHALL CAVALIER
View Details

Accident 200643R161086

Slight
51.5000, -0.7250
2 vehicles 1 casualty
ISUZU Model Missing NISSAN MICRA
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Accident 200643W160086

Serious
51.4649, -1.5092
1 vehicle 2 casualties
Car
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Accident 200643W265086

Slight
51.4864, -1.5702
3 vehicles 4 casualties
Car Car Car
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Accident 200643W152086

Slight
51.4468, -1.4464
2 vehicles 1 casualty
MAN Model Missing (2y) Car
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Accident 200643R143086

Slight
51.4757, -0.7670
2 vehicles 1 casualty
ROVER 25 (4y) FORD MONDEO (4y)
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Accident 200643N232086

Slight
51.5091, -0.6789
3 vehicles 1 casualty
VAUXHALL CORSA Car FORD FOCUS (2y)
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Accident 2006620156255

Slight
51.5116, -3.4958
3 vehicles 1 casualty
Goods 7.5 tonnes mgw and over Car RENAULT TRAFIC
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Accident 200654MA06906

Slight
51.5262, -1.7225
2 vehicles 1 casualty
Car RENAULT LAGUNA (3y)
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Accident 2006620156323

Slight
51.5311, -3.2303
3 vehicles 4 casualties
Car VAUXHALL ASTRA (2y) FORD PUMA
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Accident 2006620156252

Slight
51.5175, -3.5072
4 vehicles 1 casualty
Car MERCEDES SPRINTER (3y) MITSUBISHI SPACE STAR (3y) Car
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Accident 2006520099554

Slight
51.5612, -2.5616
2 vehicles 1 casualty
VOLVO Model Missing MERCEDES VITO (4y)
View Details