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 200843N236048

Slight
51.4994, -0.4958
1 vehicle 4 casualties
VAUXHALL CORSA (4y)
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Accident 2008620179101

Slight
51.6032, -3.7990
2 vehicles 1 casualty
Car FIAT BRAVO
View Details

Accident 200854MA02308

Slight
51.5142, -2.1207
2 vehicles 2 casualties
MERCEDES C CLASS (4y) VAUXHALL CORSA (3y)
View Details

Accident 2008620178721

Slight
51.5104, -3.3597
1 vehicle 2 casualties
MERCEDES C CLASS (2y)
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Accident 200843R145048

Slight
51.4931, -0.5176
2 vehicles 1 casualty
MINI COOPER (1y) VOLKSWAGEN TOUAREG (3y)
View Details

Accident 200843W140048

Slight
51.4151, -0.9812
1 vehicle 1 casualty
FORD ESCORT
View Details

Accident 200843R126048

Slight
51.5031, -0.6152
1 vehicle 1 casualty
HONDA CIVIC
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Accident 2008620178626

Slight
51.5096, -3.3561
3 vehicles 2 casualties
PEUGEOT 206 BMW 3 SERIES (4y) FORD FIESTA
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Accident 200854MB02208

Slight
51.5540, -1.9219
1 vehicle 1 casualty
FIAT PUNTO (1y)
View Details

Accident 200843W134048

Slight
51.4205, -1.0052
2 vehicles 1 casualty
BMW 5 SERIES (1y) RENAULT MEGANE
View Details

Accident 200801XH72086

Serious
51.4941, -0.4537
1 vehicle 1 casualty
Car
View Details

Accident 200801TX20215

Slight
51.4898, -0.3987
3 vehicles 2 casualties
PEUGEOT 206 TOYOTA AURIS (1y) SEAT LEON
View Details

Accident 2008610025008

Slight
51.5502, -3.0793
2 vehicles 2 casualties
MERCEDES VITO FORD TRANSIT (4y)
View Details

Accident 200801TX72281

Serious
51.4880, -0.3900
2 vehicles 1 casualty
MERCEDES Model Missing (3y) HONDA Model Missing
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Accident 200801TX20210

Slight
51.4911, -0.2816
2 vehicles 1 casualty
MERCEDES C CLASS Motorcycle over 125cc and up to 500cc
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Accident 200843R106048

Slight
51.4981, -0.7269
2 vehicles 1 casualty
RENAULT CLIO IVECO Model Missing (2y)
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Accident 200843W093048

Serious
51.4473, -0.8191
1 vehicle 1 casualty
Car
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Accident 200854MB02108

Slight
51.5482, -1.8617
5 vehicles 1 casualty
Car LAND ROVER FREELANDER Car CITROEN C4 (1y) VOLKSWAGEN GOLF
View Details

Accident 200843W177048

Slight
51.4598, -1.1392
2 vehicles 1 casualty
RENAULT MEGANE BOVA FUTURA
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Accident 2008520804695

Slight
51.5209, -2.5242
2 vehicles 1 casualty
BMW Z4 VAUXHALL ASTRA
View Details