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 2003620088128

Slight
51.5081, -3.3095
2 vehicles 1 casualty
Vehicle FORD FIESTA
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Accident 2003620088271

Slight
51.5334, -3.5729
1 vehicle 5 casualties
VOLKSWAGEN PASSAT
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Accident 2003520097543

Slight
51.5000, -2.4555
3 vehicles 3 casualties
VOLVO 440 SUZUKI SV 650 FORD FIESTA (4y)
View Details

Accident 200343W511073

Slight
51.4932, -0.5334
3 vehicles 2 casualties
Goods 7.5 tonnes mgw and over VAUXHALL ASTRA VOLKSWAGEN GOLF (4y)
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Accident 200343W496073

Slight
51.4996, -0.7047
2 vehicles 1 casualty
SCANIA Model Missing TOYOTA COROLLA
View Details

Accident 200301TE00327

Slight
51.4959, -0.4558
3 vehicles 1 casualty
Vehicle Vehicle VAUXHALL ASTRA
View Details

Accident 200301TE00325

Slight
51.4928, -0.2871
1 vehicle 1 casualty
HONDA ACCORD
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Accident 200354MA06603

Slight
51.5590, -1.9101
1 vehicle 1 casualty
MERCEDES ML CLASS (4y)
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Accident 2003620088863

Slight
51.6763, -3.9966
5 vehicles 3 casualties
Vehicle FORD FIESTA (3y) CITROEN C5 FORD MONDEO HYUNDAI COUPE
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Accident 2003610087103

Slight
51.6028, -3.0009
2 vehicles 1 casualty
Vehicle PEUGEOT PARTNER
View Details

Accident 200301TE00312

Slight
51.4956, -0.4534
1 vehicle 2 casualties
BMW 3 SERIES
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Accident 2003620087643

Fatal
51.5334, -3.5729
2 vehicles 3 casualties
VAUXHALL ASTRA (4y) HONDA ACCORD
View Details

Accident 200354MB06703

Slight
51.5387, -1.9883
2 vehicles 1 casualty
MAZDA 626 RENAULT CLIO (4y)
View Details

Accident 2003620087679

Slight
51.5334, -3.5729
2 vehicles 2 casualties
DAIHATSU CHARADE KIA SPORTAGE
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Accident 200354MB06503

Slight
51.5521, -1.9264
2 vehicles 2 casualties
VOLKSWAGEN POLO RENAULT CLIO
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Accident 2003620088950

Slight
51.6751, -3.8989
1 vehicle 1 casualty
KAWASAKI ZX600
View Details

Accident 200301TE00309

Slight
51.4927, -0.4110
2 vehicles 1 casualty
VOLKSWAGEN BORA (4y) Vehicle
View Details

Accident 200354MA06403

Slight
51.5176, -1.6570
2 vehicles 1 casualty
PEUGEOT 306 TOYOTA CELICA
View Details

Accident 200343W339073

Slight
51.4433, -0.8271
1 vehicle 1 casualty
Vehicle
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Accident 200301TE00294

Slight
51.4950, -0.4530
2 vehicles 1 casualty
VOLVO Model Missing FORD FOCUS
View Details