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 199401TC00011

Slight
3 vehicles 1 casualty
DAF TRUCKS FA 1900 DNS CITROEN 2CV (4y) Vehicle
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Accident 199462B050194

Slight
2 vehicles 2 casualties
Vehicle ROVER METRO (1y)
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Accident 1994610001394

Serious
1 vehicle 2 casualties
HONDA CIVIC (1y)
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Accident 199401TC00001

Slight
3 vehicles 1 casualty
BMW 5 SERIES (3y) VAUXHALL ASTRA PEUGEOT 205 (4y)
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Accident 19945294E0041

Slight
1 vehicle 4 casualties
Vehicle
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Accident 199443N027014

Slight
3 vehicles 1 casualty
FIAT UNO FORD GRANADA FORD ORION
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Accident 199443N075014

Slight
1 vehicle 1 casualty
VOLKSWAGEN GOLF
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Accident 199462F000494

Fatal
1 vehicle 2 casualties
ROVER MAESTRO (4y)
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Accident 199401TC00006

Slight
3 vehicles 1 casualty
VAUXHALL NOVA FORD ESCORT (2y) VAUXHALL CAVALIER
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Accident 199401TC00008

Serious
2 vehicles 5 casualties
HONDA ACCORD CITROEN BX (2y)
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Accident 199401TC00004

Slight
1 vehicle 1 casualty
VOLVO 240
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Accident 199462M000394

Slight
1 vehicle 1 casualty
VOLKSWAGEN POLO
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Accident 199343R124123

Slight
3 vehicles 1 casualty
FORD ESCORT MERCEDES Model Missing CITROEN C15
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Accident 199343U088123

Slight
1 vehicle 3 casualties
VOLVO 940 (3y)
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Accident 199354MA00843

Slight
1 vehicle 1 casualty
FORD ESCORT
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Accident 199301TC00732

Slight
2 vehicles 1 casualty
HONDA CIVIC (2y) VAUXHALL ASTRA (4y)
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Accident 199343U089123

Serious
4 vehicles 4 casualties
Vehicle Vehicle Vehicle Vehicle
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Accident 199343N143123

Slight
3 vehicles 3 casualties
VOLVO 440 FORD CAPRI FORD ESCORT
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Accident 199354MA00833

Serious
2 vehicles 2 casualties
FIAT 127 CITROEN BX (3y)
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Accident 199343N152123

Slight
2 vehicles 2 casualties
FORD FIESTA Vehicle
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