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 200843W173018

Slight
51.4257, -0.8660
3 vehicles 3 casualties
TRIUMPH SPRINT ST VOLVO XC70 VAUXHALL CORSA
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Accident 200843W141018

Slight
51.4532, -1.3801
2 vehicles 1 casualty
TOYOTA LANDCRUISER (2y) BMW 3 SERIES
View Details

Accident 200801TX20010

Slight
51.4914, -0.2947
2 vehicles 1 casualty
VOLKSWAGEN POLO Car
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Accident 200843R155018

Slight
51.4950, -0.7343
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under CITROEN ZX
View Details

Accident 200843W068018

Slight
51.4470, -1.4353
1 vehicle 1 casualty
Car
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Accident 2008620175045

Slight
51.6758, -3.9535
1 vehicle 1 casualty
BMW 5 SERIES (1y)
View Details

Accident 200801XH30014

Slight
51.4897, -0.4539
2 vehicles 2 casualties
TOYOTA COROLLA (3y) AUDI TT
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Accident 200801XH30013

Slight
51.4821, -0.4531
2 vehicles 1 casualty
TOYOTA PREVIA (2y) Minibus (8-16 passenger seats)
View Details

Accident 200801TX20031

Slight
51.4933, -0.3578
2 vehicles 1 casualty
CITROEN C2 (4y) SEAT LEON
View Details

Accident 2008610001208

Slight
51.5557, -3.0508
4 vehicles 1 casualty
DAF TRUCKS Model Missing (1y) Goods 7.5 tonnes mgw and over VAUXHALL CORSA MERCEDES E CLASS (3y)
View Details

Accident 2008620175549

Slight
51.5425, -3.1345
2 vehicles 1 casualty
Car JAGUAR X TYPE
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Accident 200843W256018

Slight
51.4115, -0.9664
2 vehicles 1 casualty
SCANIA Model Missing VAUXHALL VECTRA
View Details

Accident 200801XH30032

Slight
51.4961, -0.4542
2 vehicles 1 casualty
Car Car
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Accident 200843R038018

Slight
51.5183, -0.6548
2 vehicles 1 casualty
FORD KA VAUXHALL CORSA
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Accident 200801XH30010

Slight
51.4945, -0.4396
4 vehicles 2 casualties
Car MERCEDES S CLASS Car Car
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Accident 200854MB00208

Serious
51.5363, -1.9984
2 vehicles 1 casualty
Car NISSAN MICRA (4y)
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Accident 2008620175830

Slight
51.6652, -3.8807
2 vehicles 1 casualty
BMW 5 SERIES (3y) ROVER 25
View Details

Accident 2008520801362

Slight
51.5651, -2.5688
2 vehicles 1 casualty
HONDA CBR600F FIAT BRAVO
View Details

Accident 200843R028018

Slight
51.5045, -0.6906
1 vehicle 1 casualty
Car
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Accident 200854MA00108

Slight
51.5175, -2.0599
2 vehicles 1 casualty
Car VOLVO Model Missing
View Details