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 2006620158901

Slight
51.6085, -3.8041
2 vehicles 1 casualty
NISSAN PRIMERA PEUGEOT 406
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Accident 2006520124583

Slight
51.5178, -2.5214
2 vehicles 2 casualties
HONDA CB600 HORNET ROVER 25 (3y)
View Details

Accident 200654CP54706

Slight
51.5160, -2.1222
1 vehicle 2 casualties
FORD FOCUS (1y)
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Accident 200654MB08406

Serious
51.5146, -2.0823
1 vehicle 1 casualty
FIAT PUNTO (1y)
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Accident 200643R064106

Slight
51.4910, -0.5812
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under TOYOTA COROLLA
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Accident 2006620159935

Slight
51.5067, -3.3106
2 vehicles 3 casualties
VAUXHALL ZAFIRA MINI ONE (1y)
View Details

Accident 2006610076306

Slight
51.6005, -2.9324
4 vehicles 1 casualty
Car BMW 3 SERIES FORD ESCORT PEUGEOT 307 (2y)
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Accident 200643R103106

Serious
51.5102, -0.6570
1 vehicle 1 casualty
Motorcycle over 500cc
View Details

Accident 200654MB08506

Slight
51.5407, -1.8305
1 vehicle 1 casualty
RENAULT CLIO
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Accident 200643W046106

Slight
51.4846, -1.5636
2 vehicles 2 casualties
CITROEN XANTIA VAUXHALL CORSA
View Details

Accident 2006620158870

Slight
51.6418, -3.8426
1 vehicle 1 casualty
FORD KA (1y)
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Accident 200643R058106

Serious
51.4906, -0.5472
2 vehicles 1 casualty
CITROEN AX VOLVO V70
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Accident 200601XH30610

Slight
51.4945, -0.4837
3 vehicles 1 casualty
Car BMW 3 SERIES Car
View Details

Accident 200654MA08206

Slight
51.5592, -1.9082
1 vehicle 1 casualty
VAUXHALL CAVALIER
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Accident 2006610075106

Slight
51.6017, -2.9113
1 vehicle 1 casualty
PEUGEOT 106
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Accident 2006620157721

Fatal
51.5201, -3.6478
2 vehicles 2 casualties
RENAULT LAGUNA VAUXHALL AGILA
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Accident 200643N030106

Slight
51.5111, -0.6540
2 vehicles 1 casualty
Car Car
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Accident 200643R031106

Slight
51.4907, -0.7434
2 vehicles 2 casualties
Car VOLVO S40
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Accident 200643R006106

Slight
51.5050, -0.6263
2 vehicles 2 casualties
VAUXHALL CORSA (4y) FIAT STILO (3y)
View Details

Accident 200643R003106

Slight
51.4981, -0.7283
3 vehicles 1 casualty
MERCEDES C CLASS (1y) Car Van / Goods 3.5 tonnes mgw or under
View Details