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 2010521004264

Slight
51.5622, -2.5635
3 vehicles 2 casualties
Car HONDA JAZZ (4y) Goods 7.5 tonnes mgw and over
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Accident 2010620200663

Slight
51.6772, -3.9908
2 vehicles 1 casualty
FORD TRANSIT (4y) ROVER 25
View Details

Accident 2010620200699

Serious
51.5143, -3.4979
2 vehicles 1 casualty
Motorcycle over 500cc (2y) HONDA CIVIC (1y)
View Details

Accident 2010521004367

Slight
51.5644, -2.5675
2 vehicles 2 casualties
CITROEN C4 (4y) PEUGEOT 607
View Details

Accident 2010620200329

Slight
51.5421, -3.1292
2 vehicles 1 casualty
LAND ROVER DISCOVERY FORD FIESTA
View Details

Accident 2010620200466

Slight
51.5270, -3.2417
2 vehicles 1 casualty
FIAT SEICENTO FIAT PUNTO
View Details

Accident 201043R090050

Slight
51.5114, -0.6540
1 vehicle 1 casualty
PEUGEOT 106
View Details

Accident 2010610026810

Serious
51.5882, -2.7917
1 vehicle 1 casualty
SUZUKI VITARA
View Details

Accident 2010620200701

Slight
51.5151, -3.3779
2 vehicles 3 casualties
FORD ESCORT Car
View Details

Accident 201043W062050

Serious
51.4207, -1.0124
2 vehicles 2 casualties
PEUGEOT 106 PEUGEOT 308 (2y)
View Details

Accident 2010521004129

Slight
51.5304, -2.5326
1 vehicle 2 casualties
LAND ROVER DISCOVERY
View Details

Accident 2010620203169

Slight
51.6747, -3.8982
2 vehicles 1 casualty
RENAULT Model Missing FORD TRANSIT (2y)
View Details

Accident 201043W060050

Slight
51.4595, -1.1349
1 vehicle 1 casualty
PROTON PROTON
View Details

Accident 201001XH30308

Slight
51.4814, -0.4523
2 vehicles 3 casualties
MERCEDES CL CLASS Car
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Accident 2010620204024

Slight
51.6761, -3.9879
1 vehicle 1 casualty
RENAULT TRAFIC (4y)
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Accident 201054MA02110

Slight
51.5169, -2.2768
2 vehicles 3 casualties
FORD KA PEUGEOT 406
View Details

Accident 2010620200294

Slight
51.6760, -3.9976
1 vehicle 1 casualty
VOLVO Model Missing
View Details

Accident 201054EP15510

Slight
51.5157, -2.1229
2 vehicles 1 casualty
VAUXHALL ASTRA (3y) Car
View Details

Accident 201001TX20262

Serious
51.4934, -0.3581
4 vehicles 3 casualties
Car NISSAN QASHQAI (2y) FIAT PUNTO Car
View Details

Accident 201054MA01910

Slight
51.5586, -1.9004
1 vehicle 1 casualty
TOYOTA YARIS
View Details