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 2008620179687

Slight
51.6776, -3.9103
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under KAWASAKI ZR750 (4y)
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Accident 2008620179107

Slight
51.5111, -3.3591
2 vehicles 1 casualty
BMW 3 SERIES FORD MONDEO
View Details

Accident 2008610026208

Slight
51.5942, -2.9561
2 vehicles 1 casualty
HONDA CIVIC (3y) VOLKSWAGEN LUPO
View Details

Accident 2008620178913

Slight
51.5329, -3.5648
2 vehicles 1 casualty
RENAULT CLIO FORD FIESTA (4y)
View Details

Accident 2008620179232

Slight
51.6782, -3.9149
1 vehicle 2 casualties
FORD KA (1y)
View Details

Accident 200801TX20245

Slight
51.4882, -0.3812
1 vehicle 1 casualty
Car
View Details

Accident 200843W258048

Slight
51.4934, -0.5102
1 vehicle 2 casualties
Car
View Details

Accident 2008620179325

Serious
51.5270, -3.2417
2 vehicles 1 casualty
Vehicle (4y) SUZUKI SV 650 (4y)
View Details

Accident 2008620178880

Slight
51.5143, -3.3747
2 vehicles 1 casualty
Car Van / Goods 3.5 tonnes mgw or under
View Details

Accident 200843R182048

Slight
51.4994, -0.7148
7 vehicles 2 casualties
Car BMW 3 SERIES SKODA FABIA (3y) Car Car Car MERCEDES Model Missing (4y)
View Details

Accident 200854MA02408

Slight
51.5541, -1.8765
1 vehicle 1 casualty
FORD FIESTA
View Details

Accident 200843R212048

Slight
51.5056, -0.6281
3 vehicles 1 casualty
SCANIA Model Missing (3y) VOLVO Model Missing (1y) PEUGEOT 407 (3y)
View Details

Accident 2008620179185

Slight
51.6782, -3.9147
2 vehicles 1 casualty
FORD KA VOLVO S40
View Details

Accident 2008610027408

Slight
51.5843, -3.0361
1 vehicle 1 casualty
CITROEN SAXO
View Details

Accident 200843R184048

Slight
51.4948, -0.5850
2 vehicles 1 casualty
FORD FOCUS Car
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Accident 2008620179249

Slight
51.5154, -3.6732
2 vehicles 1 casualty
NISSAN MICRA FORD MONDEO
View Details

Accident 2008520805027

Slight
51.5058, -2.4798
2 vehicles 1 casualty
FIAT PUNTO FIAT PUNTO
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Accident 200801TX20265

Serious
51.4909, -0.3059
1 vehicle 2 casualties
TOYOTA PRIUS
View Details

Accident 2008620178909

Slight
51.5335, -3.5872
2 vehicles 3 casualties
FORD KA (2y) Car
View Details

Accident 2008520805026

Slight
51.4978, -2.3945
2 vehicles 1 casualty
MG ZR (4y) HONDA FR-V (1y)
View Details