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 200601XH30723

Slight
51.4960, -0.4521
2 vehicles 1 casualty
PEUGEOT 307 (1y) VAUXHALL FRONTERA (2y)
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Accident 200601XH30719

Slight
51.4954, -0.4564
2 vehicles 1 casualty
MERCEDES S CLASS Car
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Accident 2006610095706

Slight
51.5756, -3.0326
2 vehicles 2 casualties
FIAT SEICENTO (4y) FORD ESCORT
View Details

Accident 2006620160171

Slight
51.6170, -3.8130
2 vehicles 1 casualty
CITROEN C3 (2y) CITROEN C8 (2y)
View Details

Accident 2006620160159

Slight
51.5998, -3.7898
2 vehicles 1 casualty
PEUGEOT 206 (3y) PEUGEOT 206
View Details

Accident 2006520138371

Slight
51.5698, -2.6351
1 vehicle 1 casualty
Vehicle
View Details

Accident 200643N393116

Slight
51.4927, -0.5365
4 vehicles 1 casualty
Car VOLKSWAGEN GOLF PEUGEOT 307 (4y) AUDI A4 (1y)
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Accident 200654MA09706

Serious
51.5098, -1.6178
2 vehicles 3 casualties
FORD FOCUS MERCEDES C CLASS
View Details

Accident 200643R113116

Slight
51.4565, -0.7982
1 vehicle 1 casualty
FORD PUMA (4y)
View Details

Accident 2006620159944

Slight
51.6758, -3.9581
1 vehicle 1 casualty
FORD MONDEO
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Accident 2006620159960

Slight
51.5568, -3.7357
2 vehicles 1 casualty
VAUXHALL ASTRA PEUGEOT 406
View Details

Accident 2006610090106

Slight
51.5535, -3.0571
2 vehicles 1 casualty
VAUXHALL ASTRA SCANIA Model Missing
View Details

Accident 200643W071116

Slight
51.4600, -1.1149
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over VAUXHALL ASTRAVAN
View Details

Accident 200601TX20821

Slight
51.4913, -0.2945
2 vehicles 1 casualty
TOYOTA Model Missing BMW 5 SERIES (1y)
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Accident 2006610085506

Slight
51.5926, -3.0279
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over VOLKSWAGEN GOLF (3y)
View Details

Accident 2006620160392

Slight
51.5276, -3.2380
2 vehicles 1 casualty
VAUXHALL CAVALIER SKODA FABIA
View Details

Accident 200643R047116

Slight
51.4648, -0.7794
3 vehicles 1 casualty
TOYOTA COROLLA Car VAUXHALL ASTRA (1y)
View Details

Accident 2006520135313

Slight
51.5134, -2.5177
2 vehicles 1 casualty
Car RENAULT MEGANE
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Accident 200654MB09606

Slight
51.5475, -1.8599
4 vehicles 1 casualty
MERCEDES Model Missing RENAULT MEGANE MITSUBISHI SHOGUN FORD STREETKA (1y)
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Accident 200601TX20708

Slight
51.4897, -0.3994
1 vehicle 1 casualty
NISSAN ALMERA
View Details