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 199143O000551

Slight
4 vehicles 1 casualty
Vehicle VOLVO 740 (2y) SAAB 9000 (2y) FORD SIERRA (2y)
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Accident 1991620E00180

Slight
3 vehicles 1 casualty
Vehicle FIAT UNO (2y) IVECO-FORD Model Missing
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Accident 19915291N5080

Fatal
2 vehicles 1 casualty
MERCEDES Model Missing SCANIA Model Missing
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Accident 199101TC00037

Slight
3 vehicles 1 casualty
MAZDA RX7 (2y) FIAT UNO (3y) FIAT TIPO (1y)
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Accident 199143J000871

Slight
3 vehicles 1 casualty
Vehicle FORD SIERRA (2y) DATSUN BLUEBIRD
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Accident 199101TC00036

Serious
1 vehicle 1 casualty
Aeon TRX (2y)
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Accident 199101TC00035

Slight
3 vehicles 1 casualty
BMW 3 SERIES (1y) ROVER 200 SERIES (1y) FORD GRANADA (1y)
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Accident 1991620D00220

Slight
2 vehicles 1 casualty
HYUNDAI PONY (1y) Vehicle
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Accident 199143I000671

Slight
1 vehicle 1 casualty
KAWASAKI EX250 (2y)
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Accident 199143J000861

Slight
2 vehicles 1 casualty
ROVER 200 SERIES MERCEDES Model Missing
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Accident 1991620F00170

Slight
3 vehicles 1 casualty
FODEN Model Missing VAUXHALL CAVALIER (3y) VAUXHALL CAVALIER
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Accident 199101TC00029

Slight
1 vehicle 1 casualty
FORD ESCORT (1y)
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Accident 199101XY00066

Slight
2 vehicles 1 casualty
TRIUMPH ACCLAIM VOLVO 740
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Accident 199101TC00027

Serious
4 vehicles 5 casualties
VOLKSWAGEN GOLF VOLKSWAGEN JETTA VOLKSWAGEN DERBY HONDA ACCORD
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Accident 199101TC00026

Slight
2 vehicles 1 casualty
Vehicle VOLKSWAGEN PASSAT
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Accident 199101TC00048

Slight
3 vehicles 1 casualty
VOLKSWAGEN GOLF (2y) Vehicle DATSUN 180
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Accident 199154MB00031

Fatal
3 vehicles 4 casualties
FORD TRANSIT (3y) AUSTIN METRO (4y) Vehicle
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Accident 199143J000601

Slight
2 vehicles 1 casualty
FORD SIERRA Vehicle
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Accident 1991620F00100

Slight
2 vehicles 1 casualty
VOLVO 240 Vehicle
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Accident 199143G000401

Slight
3 vehicles 1 casualty
FORD ESCORT (1y) FORD ORION FORD SIERRA
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