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 200901TX20738

Slight
51.4916, -0.4096
2 vehicles 3 casualties
Car SKODA FABIA
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Accident 200954MA05509

Serious
51.5397, -1.8217
4 vehicles 2 casualties
PEUGEOT 308 (1y) VAUXHALL CORSA FORD FOCUS (4y) MERCEDES Model Missing (3y)
View Details

Accident 2009620195928

Slight
51.7072, -4.0558
6 vehicles 1 casualty
TOYOTA LANDCRUISER PEUGEOT 207 RENAULT CLIO JAGUAR S TYPE (2y) FORD FOCUS Car
View Details

Accident 200943R212119

Serious
51.4654, -0.7782
2 vehicles 1 casualty
FIAT SEICENTO VAUXHALL MERIVA
View Details

Accident 2009620196087

Slight
51.5270, -3.2417
2 vehicles 2 casualties
FORD KA VAUXHALL ZAFIRA
View Details

Accident 2009620195933

Serious
51.6777, -3.9132
1 vehicle 1 casualty
VOLKSWAGEN CADDY
View Details

Accident 2009520911070

Slight
51.5134, -2.5177
2 vehicles 2 casualties
NISSAN PRIMASTAR FORD KA
View Details

Accident 2009620196146

Slight
51.5335, -3.5715
1 vehicle 1 casualty
BMW 5 SERIES (2y)
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Accident 2009620196137

Slight
51.5157, -3.6586
2 vehicles 2 casualties
FORD FIESTA VAUXHALL ASTRA
View Details

Accident 200943R266119

Slight
51.4926, -0.5824
4 vehicles 3 casualties
MERCEDES SPRINTER (3y) HONDA ACCORD VAUXHALL ASTRA AUDI A6
View Details

Accident 2009620195904

Slight
51.6199, -3.8209
4 vehicles 2 casualties
Goods 7.5 tonnes mgw and over VOLVO Model Missing (4y) PEUGEOT 206 VAUXHALL CORSA (1y)
View Details

Accident 200901XH30779

Slight
51.4820, -0.4527
2 vehicles 1 casualty
RENAULT MEGANE RENAULT CLIO
View Details

Accident 200943R196119

Slight
51.4987, -0.5886
3 vehicles 1 casualty
MERCEDES Model Missing (4y) FIAT PANDA VAUXHALL COMBO (3y)
View Details

Accident 200943N308119

Slight
51.4931, -0.5187
3 vehicles 3 casualties
FORD TRANSIT (1y) VAUXHALL CORSA (4y) NISSAN CABSTAR
View Details

Accident 2009620196094

Slight
51.5333, -3.5742
2 vehicles 1 casualty
FORD ESCORT VOLVO S40 (3y)
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Accident 200943R192119

Slight
51.4932, -0.5216
2 vehicles 1 casualty
VOLKSWAGEN TRANSPORTER RENAULT MODUS
View Details

Accident 200943W168119

Slight
51.4476, -1.4536
1 vehicle 1 casualty
MAN Model Missing (2y)
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Accident 2009620195736

Slight
51.6325, -3.8389
1 vehicle 1 casualty
Taxi/Private hire car
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Accident 200943R293119

Slight
51.4994, -0.7197
3 vehicles 2 casualties
Car VOLKSWAGEN GOLF TOYOTA CAMRY
View Details

Accident 200943R307119

Slight
51.4948, -0.5018
4 vehicles 5 casualties
FIAT SCUDO VAUXHALL CORSA MERCEDES E CLASS BMW 1 SERIES (3y)
View Details