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 199701TC00471

Serious
2 vehicles 2 casualties
Vehicle AUSTIN MAESTRO
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Accident 199701ID00094

Fatal
1 vehicle 2 casualties
YAMAHA Model Missing (4y)
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Accident 199701TC00468

Slight
2 vehicles 1 casualty
ROVER 600 SERIES (4y) SUZUKI Model Missing
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Accident 199743R097087

Slight
2 vehicles 1 casualty
Vehicle FORD MONDEO (1y)
View Details

Accident 199701TC00473

Slight
2 vehicles 1 casualty
RENAULT CLIO CARBODIES TAXI
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Accident 1997610102997

Slight
1 vehicle 1 casualty
VOLKSWAGEN GOLF
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Accident 199743R095087

Slight
1 vehicle 1 casualty
VOLKSWAGEN GOLF
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Accident 199754MB00707

Slight
2 vehicles 1 casualty
MERCEDES 300 (4y) Vehicle
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Accident 199743W077087

Slight
1 vehicle 1 casualty
HONDA CB250 (2y)
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Accident 199743W073087

Slight
2 vehicles 2 casualties
Vehicle FORD CORTINA
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Accident 199754MA00687

Serious
2 vehicles 1 casualty
LEYLAND DAF FT 85 (3y) Vehicle
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Accident 199701TC00457

Slight
3 vehicles 4 casualties
Vehicle CARBODIES TAXI VAUXHALL OMEGA (3y)
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Accident 199701TC00464

Slight
2 vehicles 1 casualty
VOLKSWAGEN GOLF IVECO-FORD Model Missing (3y)
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Accident 199743W063087

Slight
2 vehicles 2 casualties
FORD FIESTA Vehicle
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Accident 199762G026297

Slight
1 vehicle 1 casualty
RENAULT 5
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Accident 1997610101097

Serious
2 vehicles 5 casualties
AUSTIN MONTEGO FORD ESCORT
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Accident 199762G026697

Slight
2 vehicles 2 casualties
TOYOTA COROLLA (2y) FORD SIERRA
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Accident 199754MA00677

Serious
1 vehicle 3 casualties
FIAT PANDA
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Accident 199701TC00450

Slight
1 vehicle 1 casualty
HONDA Model Missing (4y)
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Accident 199754MA00667

Slight
2 vehicles 3 casualties
Vehicle DAEWOO NEXIA
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