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 200643R233106

Slight
51.5021, -0.6058
2 vehicles 1 casualty
Car BMW 7 SERIES
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Accident 200643N213106

Slight
51.5090, -0.6790
2 vehicles 1 casualty
VAUXHALL ASTRA (2y) VAUXHALL CAVALIER
View Details

Accident 200643W231106

Slight
51.4438, -0.8260
2 vehicles 1 casualty
FORD ORION AUDI A4
View Details

Accident 200643W311106

Slight
51.4241, -1.0346
2 vehicles 1 casualty
SAAB 9-3 (2y) Car
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Accident 200601XH30661

Slight
51.4930, -0.4204
3 vehicles 1 casualty
HONDA CIVIC BMW 5 SERIES SEAT IBIZA (3y)
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Accident 200654MB08806

Serious
51.5321, -2.0164
2 vehicles 2 casualties
MAN Model Missing Car
View Details

Accident 2006520128139

Serious
51.5228, -2.5255
4 vehicles 2 casualties
DAF TRUCKS FA 55LF (1y) Car Car Goods 7.5 tonnes mgw and over
View Details

Accident 200601ID60068

Slight
51.4805, -0.4525
1 vehicle 1 casualty
HONDA CBR600F
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Accident 2006620159135

Slight
51.6989, -4.0301
2 vehicles 1 casualty
RENAULT LAGUNA PEUGEOT 106
View Details

Accident 200643W175106

Slight
51.4422, -1.0702
1 vehicle 1 casualty
VAUXHALL VECTRA
View Details

Accident 2006620159047

Slight
51.5270, -3.2417
2 vehicles 2 casualties
TOYOTA CELICA Car
View Details

Accident 200643W208106

Slight
51.4419, -0.8290
2 vehicles 1 casualty
ROVER 200 SERIES FORD FIESTA (1y)
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Accident 200643W131106

Slight
51.4627, -1.2366
3 vehicles 1 casualty
FORD TRANSIT (4y) FORD MONDEO (1y) FORD FOCUS
View Details

Accident 200643W119106

Slight
51.4583, -1.1947
1 vehicle 2 casualties
NISSAN MICRA
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Accident 2006610087706

Slight
51.5943, -3.0228
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over Car
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Accident 200601TX20667

Serious
51.4916, -0.4099
2 vehicles 1 casualty
Car Van / Goods 3.5 tonnes mgw or under
View Details

Accident 2006520124877

Serious
51.5051, -2.4968
3 vehicles 3 casualties
SUZUKI SWIFT VOLVO V70 (2y) CITROEN XSARA (3y)
View Details

Accident 200654CP54906

Slight
51.5157, -2.1229
2 vehicles 1 casualty
VOLKSWAGEN TRANSPORTER VAUXHALL ASTRA (1y)
View Details

Accident 200643R129106

Slight
51.4365, -0.8424
2 vehicles 2 casualties
VAUXHALL CAVALIER VOLKSWAGEN GOLF
View Details

Accident 200601TX20640

Slight
51.4914, -0.3023
1 vehicle 1 casualty
SUZUKI Model Missing
View Details