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 199643N114116

Slight
1 vehicle 1 casualty
VAUXHALL NOVA
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Accident 199601TC00592

Slight
4 vehicles 1 casualty
MAZDA 323 (1y) SEAT CORDOBA VOLVO 850 (2y) HONDA CIVIC
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Accident 199643R093116

Slight
2 vehicles 2 casualties
Vehicle FORD ORION (4y)
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Accident 199643R080116

Slight
2 vehicles 1 casualty
VAUXHALL CAVALIER VAUXHALL ASTRA (2y)
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Accident 1996610137096

Slight
4 vehicles 1 casualty
Vehicle Vehicle Vehicle Vehicle
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Accident 1996610139396

Slight
2 vehicles 3 casualties
Vehicle Vehicle
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Accident 19965296E5722

Slight
3 vehicles 2 casualties
SEDDON/ATKINSON Model Missing CITROEN ZX (3y) FORD ESCORT
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Accident 199662B062396

Slight
2 vehicles 1 casualty
BMW 3 SERIES PROTON PROTON
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Accident 199654MA00946

Slight
3 vehicles 1 casualty
IVECO-FORD Model Missing LOTUS ELAN LEYLAND DAF 400 (3y)
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Accident 1996610136696

Slight
3 vehicles 1 casualty
Vehicle Vehicle Vehicle
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Accident 199601TC00598

Slight
3 vehicles 2 casualties
VOLVO 440 VAUXHALL CAVALIER SAAB 9000
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Accident 199662L040096

Slight
3 vehicles 3 casualties
TOYOTA HILUX (1y) AUDI 80 VAUXHALL CAVALIER (1y)
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Accident 199643R072116

Slight
1 vehicle 1 casualty
VAUXHALL CAVALIER (1y)
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Accident 199643R077116

Slight
5 vehicles 6 casualties
VAUXHALL ASTRAMAX (4y) FORD MONDEO (2y) JEEP CHEROKEE (1y) VAUXHALL CORSA CITROEN ZX (2y)
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Accident 199654MA00956

Slight
1 vehicle 1 casualty
VAUXHALL CAVALIER
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Accident 199601TC00602

Slight
2 vehicles 1 casualty
Vehicle VAUXHALL CORSA (3y)
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Accident 199662E030796

Slight
2 vehicles 1 casualty
HONDA ACCORD FORD FIESTA
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Accident 199654MA00966

Slight
3 vehicles 1 casualty
TRIUMPH DOLOMITE VAUXHALL CAVALIER (3y) Vehicle
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Accident 199654MB00936

Slight
2 vehicles 2 casualties
MERCEDES Model Missing Vehicle
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Accident 199643R060116

Slight
2 vehicles 1 casualty
FORD ESCORT PEUGEOT 205
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