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 200443W425124

Slight
51.4928, -0.7387
2 vehicles 1 casualty
Vehicle Vehicle
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Accident 2004610141104

Slight
51.5540, -3.0556
3 vehicles 1 casualty
Goods 7.5 tonnes mgw and over FORD FIESTA MITSUBISHI Model Missing
View Details

Accident 2004620124002

Slight
51.5155, -3.6925
3 vehicles 1 casualty
Goods over 3.5t. and under 7.5t FORD ESCORT MERCEDES CLK CLASS
View Details

Accident 200443W278124

Slight
51.4244, -0.8804
2 vehicles 1 casualty
FORD Model Missing HONDA CBR600F (4y)
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Accident 200443W231124

Slight
51.5047, -0.6235
1 vehicle 2 casualties
VAUXHALL VECTRA
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Accident 2004610138504

Slight
51.5873, -3.0330
2 vehicles 1 casualty
VOLKSWAGEN CADDY Vehicle
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Accident 200401TE00931

Slight
51.4950, -0.4488
2 vehicles 1 casualty
TOYOTA AVENSIS (4y) FORD TRANSIT (4y)
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Accident 200443W179124

Slight
51.4199, -0.9110
2 vehicles 1 casualty
PORSCHE 944 Vehicle
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Accident 2004520166235

Slight
51.5471, -2.5490
3 vehicles 1 casualty
ROVER 75 (1y) BMW 5 SERIES (2y) CITROEN XANTIA (4y)
View Details

Accident 200401TE00902

Slight
51.4915, -0.2947
3 vehicles 1 casualty
MERCEDES S CLASS (3y) Vehicle LAND ROVER RANGE ROVER (2y)
View Details

Accident 200443N107124

Slight
51.4955, -0.4999
1 vehicle 1 casualty
Vehicle
View Details

Accident 2004620122876

Slight
51.6756, -3.9562
3 vehicles 1 casualty
VAUXHALL VECTRA VAUXHALL VIVARO VOLVO Model Missing (3y)
View Details

Accident 2004620122989

Slight
51.6518, -3.8508
2 vehicles 1 casualty
VAUXHALL ASTRA FORD FIESTA (2y)
View Details

Accident 2004620123912

Slight
51.5105, -3.3581
2 vehicles 1 casualty
SEAT IBIZA (1y) PEUGEOT 307 (1y)
View Details

Accident 2004620122909

Slight
51.5080, -3.3392
8 vehicles 3 casualties
DAIMLER 3.6 Vehicle ROVER 200 SERIES PEUGEOT 306 ALFA ROMEO 156 PEUGEOT 307 VOLKSWAGEN PASSAT (3y) PEUGEOT 206
View Details

Accident 200443N132124

Slight
51.4932, -0.5203
4 vehicles 2 casualties
NISSAN PRIMERA HONDA ACCORD TOYOTA AVENSIS (1y) Vehicle
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Accident 2004620122962

Slight
51.5614, -3.7392
2 vehicles 1 casualty
Vehicle VAUXHALL ASTRA (3y)
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Accident 2004620122957

Slight
51.5915, -3.7711
2 vehicles 2 casualties
RENAULT CLIO IVECO-FORD Model Missing
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Accident 2004520163970

Slight
51.5643, -2.5671
4 vehicles 1 casualty
BMW X5 (2y) VAUXHALL CORSA FORD MONDEO BMW 3 SERIES
View Details

Accident 200443W135124

Slight
51.4291, -0.8581
1 vehicle 1 casualty
Vehicle
View Details