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 199454MB00574

Slight
2 vehicles 1 casualty
Vehicle TOYOTA CARINA
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Accident 199443R075084

Slight
2 vehicles 1 casualty
FORD ESCORT Vehicle
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Accident 199462L080794

Slight
1 vehicle 2 casualties
AUSTIN METRO
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Accident 199401TC00453

Slight
3 vehicles 2 casualties
VOLKSWAGEN GOLF BMW 5 SERIES (3y) VAUXHALL CAVALIER (1y)
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Accident 199443R069084

Slight
4 vehicles 4 casualties
AUSTIN METRO CITROEN AX (1y) ROVER 200 SERIES ERF Model Missing
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Accident 1994610083594

Slight
2 vehicles 1 casualty
Vehicle VOLVO Model Missing
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Accident 199443U094084

Slight
3 vehicles 2 casualties
Vehicle SCANIA Model Missing AUSTIN MAESTRO
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Accident 199401ID00069

Slight
2 vehicles 2 casualties
VAUXHALL ASTRA (3y) VAUXHALL ASTRA
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Accident 199462E027894

Slight
1 vehicle 1 casualty
Vehicle
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Accident 1994610081994

Slight
3 vehicles 1 casualty
FORD ORION (3y) FORD FIESTA JAGUAR XJ SERIES
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Accident 1994610083294

Serious
1 vehicle 1 casualty
FORD ESCORT
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Accident 19945294E3123

Slight
2 vehicles 1 casualty
VAUXHALL ASTRAVAN Vehicle
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Accident 199401TC00444

Slight
3 vehicles 1 casualty
BMW 3 SERIES FORD FIESTA RENAULT 21
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Accident 199462G026194

Slight
1 vehicle 2 casualties
CITROEN BX
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Accident 199401TC00448

Slight
3 vehicles 1 casualty
BMW 3 SERIES (1y) FORD FIESTA RENAULT 11
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Accident 199443R055084

Slight
2 vehicles 1 casualty
ALFA ROMEO 164 (1y) VAUXHALL CARLTON (4y)
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Accident 199462E029394

Slight
2 vehicles 2 casualties
AUDI 80 AUSTIN METRO
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Accident 1994610091794

Serious
3 vehicles 1 casualty
AUSTIN ALLEGRO VAUXHALL CAVALIER (2y) BMW 3 SERIES
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Accident 19945294E3026

Slight
3 vehicles 1 casualty
FODEN Model Missing MERCEDES Model Missing TOYOTA SUPRA
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Accident 199462E028894

Slight
2 vehicles 2 casualties
Vehicle LADA SAMARA (2y)
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