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 200254MB04102

Slight
51.5567, -1.9172
1 vehicle 2 casualties
VAUXHALL CORSA
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Accident 200243W062052

Slight
51.4118, -0.9605
1 vehicle 1 casualty
FORD ESCORT
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Accident 200201TX00437

Slight
51.4891, -0.3133
1 vehicle 1 casualty
VAUXHALL CAVALIER
View Details

Accident 200243W049052

Slight
51.4936, -0.5075
3 vehicles 1 casualty
MERCEDES CLK CLASS (2y) VOLKSWAGEN GOLF (2y) ALFA ROMEO 156 (2y)
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Accident 200254MB04002

Slight
51.5591, -1.9026
1 vehicle 1 casualty
TOYOTA COROLLA (4y)
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Accident 2002520058807

Slight
51.5105, -2.5170
2 vehicles 1 casualty
FIAT PUNTO (1y) MERCEDES C CLASS
View Details

Accident 2002620059484

Slight
51.5115, -3.3626
3 vehicles 1 casualty
PEUGEOT 106 (4y) SAAB 9000 Vehicle
View Details

Accident 200243W659042

Serious
51.4335, -0.8510
1 vehicle 1 casualty
Goods over 3.5t. and under 7.5t
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Accident 2002610051702

Slight
51.5511, -3.0694
2 vehicles 1 casualty
VAUXHALL ASTRAVAN (1y) VAUXHALL VECTRA (4y)
View Details

Accident 200201TX00404

Slight
51.4913, -0.2929
1 vehicle 1 casualty
VOLKSWAGEN GOLF
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Accident 200254MA03802

Slight
51.5402, -1.8050
1 vehicle 1 casualty
Vehicle
View Details

Accident 200254MA03602

Slight
51.5101, -1.6185
2 vehicles 1 casualty
RENAULT LAGUNA BMW 3 SERIES
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Accident 2002520056421

Slight
51.4978, -2.4326
3 vehicles 3 casualties
CHEVROLET GMC Model Missing FORD MONDEO Vehicle
View Details

Accident 200254MB03702

Slight
51.5032, -1.5909
2 vehicles 1 casualty
MERCEDES 300 (3y) VOLVO Model Missing
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Accident 200243W544042

Serious
51.4394, -0.8350
1 vehicle 1 casualty
ROVER 200 SERIES
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Accident 200243W545042

Slight
51.4164, -0.9436
1 vehicle 1 casualty
CITROEN SAXO
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Accident 2002620057816

Slight
51.5100, -3.4322
3 vehicles 2 casualties
VOLVO V40 MAZDA 323 (2y) FORD KA
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Accident 2002620057912

Slight
51.5429, -3.1371
2 vehicles 2 casualties
PEUGEOT 106 (3y) VOLVO V40 (1y)
View Details

Accident 200243W475042

Serious
51.4514, -0.8081
3 vehicles 1 casualty
MERCEDES E CLASS FIAT SCUDO (1y) FORD FOCUS
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Accident 200201TX00415

Serious
51.4944, -0.4774
1 vehicle 1 casualty
FORD FIESTA (1y)
View Details