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 199201TC00052

Slight
2 vehicles 1 casualty
TOYOTA COROLLA (1y) FIAT TIPO (2y)
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Accident 199201TC00051

Slight
1 vehicle 1 casualty
NISSAN BLUEBIRD (3y)
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Accident 199243R136012

Slight
10 vehicles 4 casualties
RENAULT CLIO (1y) VOLKSWAGEN PASSAT MERCEDES Model Missing (4y) MERCEDES Model Missing Vehicle HONDA CIVIC (3y) LEYLAND Model Missing PEUGEOT 405 (4y) FORD GRANADA BMW 3 SERIES
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Accident 199243R106012

Slight
13 vehicles 3 casualties
PEUGEOT 405 (1y) VAUXHALL CAVALIER VAUXHALL CAVALIER FORD ESCORT VOLVO 240 FORD SIERRA (3y) FORD FIESTA FORD SIERRA (2y) MERCEDES 200 PEUGEOT 309 Vehicle PEUGEOT 405 (1y) FORD ESCORT (3y)
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Accident 199254MA00052

Slight
6 vehicles 1 casualty
MERCEDES Model Missing (4y) Vehicle VAUXHALL CARLTON VAUXHALL ASTRA (2y) AUSTIN MONTEGO (4y) MITSUBISHI GALANT (1y)
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Accident 199201TC00045

Slight
3 vehicles 1 casualty
NISSAN BLUEBIRD PEUGEOT 405 (3y) VOLKSWAGEN POLO
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Accident 199201TC00053

Slight
4 vehicles 3 casualties
ROVER 200 SERIES BMW 5 SERIES (2y) VAUXHALL ASTRA Vehicle
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Accident 199201TC00047

Slight
2 vehicles 1 casualty
VAUXHALL NOVA (3y) Vehicle
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Accident 199201TC00084

Serious
3 vehicles 2 casualties
FORD FIESTA (1y) NISSAN SUNNY FORD SIERRA
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Accident 199201TC00042

Slight
2 vehicles 1 casualty
Vehicle SAAB 9000 (3y)
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Accident 199243R064012

Serious
5 vehicles 3 casualties
FORD ORION Vehicle AUSTIN METRO FORD ESCORT PEUGEOT 205 (4y)
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Accident 199201TC00032

Slight
1 vehicle 1 casualty
KAWASAKI Z550
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Accident 199201TC00034

Slight
1 vehicle 1 casualty
RELIANT METROCAB (2y)
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Accident 199201TC00030

Slight
3 vehicles 1 casualty
AUDI 80 (2y) FORD SIERRA (3y) FORD SIERRA (3y)
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Accident 199243U042012

Slight
2 vehicles 1 casualty
FORD ESCORT IVECO-FORD Model Missing (1y)
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Accident 199201TC00028

Serious
2 vehicles 1 casualty
CARBODIES TAXI (4y) FORD FIESTA (3y)
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Accident 199201TC00025

Slight
2 vehicles 1 casualty
SKODA 136 (3y) VOLKSWAGEN CORRADO (1y)
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Accident 199254MB00022

Slight
2 vehicles 2 casualties
VAUXHALL CAVALIER (2y) IVECO-FORD Model Missing
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Accident 199201TC00024

Slight
2 vehicles 1 casualty
FORD ESCORT (4y) MERCEDES 200 (3y)
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Accident 199254MA00032

Slight
2 vehicles 1 casualty
CITROEN C15 (2y) VAUXHALL ASTRA
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