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 199401TC00309

Slight
2 vehicles 1 casualty
Vehicle Vehicle
View Details

Accident 199401TC00307

Serious
2 vehicles 2 casualties
PEUGEOT 205 (3y) FORD ESCORT (3y)
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Accident 19945294F2126

Slight
3 vehicles 1 casualty
Vehicle FORD ORION AUSTIN MONTEGO
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Accident 199401TC00312

Slight
2 vehicles 1 casualty
Vehicle RENAULT 25
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Accident 199401TC00304

Slight
2 vehicles 1 casualty
PEUGEOT 205 Vehicle
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Accident 199462M014994

Slight
2 vehicles 1 casualty
VAUXHALL ASTRA (1y) FORD ESCORT
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Accident 199401TC00306

Serious
1 vehicle 1 casualty
YAMAHA Model Missing
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Accident 19945294E2125

Serious
2 vehicles 1 casualty
IVECO-FORD Model Missing FORD ESCORT
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Accident 199454MB00394

Slight
1 vehicle 1 casualty
MAZDA 323 (2y)
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Accident 199454MB00384

Slight
1 vehicle 1 casualty
FORD PROBE
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Accident 199443R011064

Slight
2 vehicles 2 casualties
SCANIA Model Missing FORD Model Missing
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Accident 199443R007064

Slight
2 vehicles 1 casualty
NISSAN CABSTAR Vehicle
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Accident 199454MA00374

Slight
1 vehicle 1 casualty
Vehicle
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Accident 19945294E2029

Fatal
3 vehicles 1 casualty
FORD ESCORT (1y) SCANIA Model Missing Vehicle
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Accident 199443U061054

Slight
1 vehicle 1 casualty
Vehicle
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Accident 199443R123054

Slight
2 vehicles 5 casualties
FORD FIESTA MG MONTEGO
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Accident 199443U067054

Slight
1 vehicle 6 casualties
FORD TRANSIT
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Accident 19945294E2073

Slight
2 vehicles 1 casualty
Vehicle VOLVO Model Missing (4y)
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Accident 199401TC00299

Serious
1 vehicle 2 casualties
FORD SIERRA
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Accident 199462E018494

Slight
2 vehicles 2 casualties
FODEN Model Missing FORD FIESTA
View Details