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 2009610016409

Slight
51.5501, -3.0793
4 vehicles 2 casualties
FODEN Model Missing FORD FOCUS Goods over 3.5t. and under 7.5t BMW 6 SERIES (2y)
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Accident 200901TX20199

Slight
51.4927, -0.4109
2 vehicles 2 casualties
FORD MONDEO VOLKSWAGEN GOLF
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Accident 200943W139039

Serious
51.4626, -1.2352
1 vehicle 1 casualty
SUZUKI GSX 750
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Accident 200901XH30139

Slight
51.4942, -0.4386
1 vehicle 1 casualty
Car
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Accident 2009520902514

Slight
51.4977, -2.3945
1 vehicle 1 casualty
Car
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Accident 200943W124039

Slight
51.4494, -1.0761
3 vehicles 2 casualties
Car PEUGEOT 307 NISSAN BLUEBIRD
View Details

Accident 2009620188293

Slight
51.5631, -3.7406
2 vehicles 1 casualty
FIAT PUNTO SUBARU IMPREZA (4y)
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Accident 2009520902521

Slight
51.5687, -2.6588
2 vehicles 1 casualty
Yamaha FZ6 (3y) Car
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Accident 200901XH30149

Slight
51.4955, -0.4659
2 vehicles 1 casualty
VAUXHALL TIGRA Car
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Accident 200943W068039

Slight
51.4942, -0.5030
3 vehicles 1 casualty
ERF Model Missing PEUGEOT 406 Car
View Details

Accident 2009620188589

Slight
51.6771, -3.9946
2 vehicles 1 casualty
Minibus (8-16 passenger seats) FORD KA
View Details

Accident 200954MB01109

Slight
51.5149, -1.6411
2 vehicles 1 casualty
Car CITROEN C2 (1y)
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Accident 200901TX20148

Slight
51.4912, -0.2983
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over TOYOTA AVENSIS
View Details

Accident 2009620187696

Slight
51.5749, -3.7523
4 vehicles 1 casualty
PEUGEOT 206 ALFA ROMEO 156 SKODA FABIA CITROEN C3
View Details

Accident 200943W046039

Slight
51.4468, -1.4337
2 vehicles 4 casualties
NISSAN PRIMERA SEAT AROSA
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Accident 200901ID60041

Slight
51.4803, -0.4526
2 vehicles 1 casualty
LONDON TAXIS INT. TXII VAUXHALL ZAFIRA
View Details

Accident 200943W057039

Slight
51.4226, -1.0277
2 vehicles 1 casualty
HONDA CIVIC (2y) HONDA CBF500 (3y)
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Accident 200943R030039

Slight
51.5047, -0.6237
2 vehicles 1 casualty
YAMAHA R6 Taxi/Private hire car
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Accident 2009620187601

Slight
51.6772, -4.0005
1 vehicle 1 casualty
VAUXHALL CORSA
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Accident 200901TX20209

Serious
51.4921, -0.4096
2 vehicles 1 casualty
Motorcycle over 500cc VOLKSWAGEN GOLF
View Details