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 2009620194859

Slight
51.6789, -3.9417
3 vehicles 1 casualty
VOLVO Model Missing SCANIA Model Missing VOLKSWAGEN PASSAT (1y)
View Details

Accident 200943R243109

Serious
51.4878, -0.5575
3 vehicles 5 casualties
VOLKSWAGEN POLO VAUXHALL ASTRA CITROEN XSARA
View Details

Accident 200943N116109

Slight
51.5115, -0.6635
3 vehicles 1 casualty
TOYOTA AURIS (1y) PEUGEOT 206 SAAB 9-3 (1y)
View Details

Accident 200901TX20618

Slight
51.4911, -0.4053
2 vehicles 1 casualty
VAUXHALL VECTRA (2y) HONDA VFR800F
View Details

Accident 200901TX20588

Slight
51.4892, -0.3123
2 vehicles 1 casualty
MERCEDES E CLASS (2y) KAWASAKI ZR750 (1y)
View Details

Accident 2009610074509

Slight
51.5855, -3.0344
3 vehicles 1 casualty
MERCEDES Model Missing FORD FIESTA PEUGEOT 407 (2y)
View Details

Accident 200901XH30656

Slight
51.4957, -0.4616
2 vehicles 1 casualty
VOLKSWAGEN PASSAT MERCEDES E CLASS (2y)
View Details

Accident 2009620194634

Slight
51.6146, -3.8083
2 vehicles 1 casualty
Car RENAULT KANGOO
View Details

Accident 2009620194291

Slight
51.4804, -3.2822
2 vehicles 1 casualty
VAUXHALL ZAFIRA (3y) HYUNDAI AMICA
View Details

Accident 200901TX20578

Slight
51.4911, -0.4046
2 vehicles 2 casualties
CITROEN XSARA LONDON TAXIS INT. TX4 (2y)
View Details

Accident 200901XH30660

Serious
51.4951, -0.4455
2 vehicles 2 casualties
TOYOTA AVENSIS Car
View Details

Accident 2009620194262

Slight
51.5067, -3.3106
2 vehicles 2 casualties
LAND ROVER DEFENDER CITROEN XSARA (1y)
View Details

Accident 200943R032109

Slight
51.4500, -0.8117
3 vehicles 1 casualty
PEUGEOT 206 HONDA CRV (2y) Car
View Details

Accident 200943W014109

Slight
51.4214, -1.0204
2 vehicles 1 casualty
FORD FIESTA VAUXHALL ZAFIRA (3y)
View Details

Accident 2009620194219

Slight
51.5423, -3.1335
1 vehicle 1 casualty
LAND ROVER FREELANDER
View Details

Accident 200901TX20568

Slight
51.4912, -0.2932
2 vehicles 1 casualty
KAWASAKI ZX600 MERCEDES E CLASS
View Details

Accident 200943W201099

Slight
51.4188, -0.9926
1 vehicle 1 casualty
MAN Model Missing
View Details

Accident 200943R227099

Serious
51.4930, -0.5274
6 vehicles 5 casualties
SUZUKI ALTO (4y) CITROEN XSARA VAUXHALL ASTRA PEUGEOT 307 (4y) NISSAN KUBISTAR (4y) BMW 5 SERIES
View Details

Accident 200901XH30640

Slight
51.4956, -0.4646
2 vehicles 1 casualty
VAUXHALL CORSA VAUXHALL ASTRA
View Details

Accident 2009620194122

Slight
51.5283, -3.2361
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over CITROEN XSARA
View Details