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 199754MB01067

Slight
1 vehicle 3 casualties
VAUXHALL NOVA
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Accident 199701TC00649

Slight
2 vehicles 1 casualty
NISSAN MICRA (2y) FIAT TIPO (4y)
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Accident 1997610134697

Slight
2 vehicles 1 casualty
VOLKSWAGEN GOLF RENAULT MEGANE (1y)
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Accident 199754MA01027

Slight
3 vehicles 2 casualties
TOYOTA CARINA (2y) ROVER 200 SERIES NISSAN PRIMERA
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Accident 199754MB01037

Slight
3 vehicles 3 casualties
VOLVO 340 FORD FIESTA Vehicle
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Accident 199743W133107

Slight
1 vehicle 1 casualty
MERCEDES 200
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Accident 199754MB00997

Slight
2 vehicles 1 casualty
Vehicle AUDI A6
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Accident 199762G033997

Slight
2 vehicles 1 casualty
FORD FIESTA JAGUAR XJ SERIES
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Accident 1997610133497

Slight
3 vehicles 1 casualty
VAUXHALL CAVALIER (3y) PEUGEOT 405 VAUXHALL OMEGA (2y)
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Accident 1997610132697

Slight
2 vehicles 1 casualty
AUSTIN MINI FORD ESCORT (1y)
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Accident 199701TC00603

Slight
3 vehicles 1 casualty
CITROEN SYNERGIE (1y) VOLVO 940 (4y) VOLKSWAGEN POLO (3y)
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Accident 1997520094602

Slight
1 vehicle 1 casualty
LEYLAND Model Missing
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Accident 199701TC00604

Slight
3 vehicles 3 casualties
FORD ESCORT (1y) LEXUS GS300 (2y) FORD FIESTA
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Accident 199754MB00987

Slight
5 vehicles 1 casualty
BMW 7 SERIES (2y) VAUXHALL VECTRA (1y) FORD ESCORT TOYOTA CARINA (2y) FORD ESCORT (4y)
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Accident 199743W123107

Slight
5 vehicles 2 casualties
ROVER 400 SERIES (3y) MERCEDES 500 VOLVO Model Missing ROVER 200 SERIES Vehicle
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Accident 199743R139107

Serious
4 vehicles 4 casualties
Vehicle VAUXHALL ASTRA SAAB 9000 (4y) PEUGEOT 205
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Accident 1997520094872

Serious
1 vehicle 4 casualties
Vehicle
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Accident 199754MB00967

Slight
3 vehicles 5 casualties
Vehicle Vehicle Vehicle
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Accident 199754MB00977

Slight
4 vehicles 2 casualties
SCANIA Model Missing Vehicle VOLVO 940 VAUXHALL CAVALIER
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Accident 1997610131797

Serious
2 vehicles 5 casualties
MAN Model Missing VOLVO 850 (1y)
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