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 200543W002015

Slight
51.4627, -1.2424
1 vehicle 1 casualty
FORD FOCUS (4y)
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Accident 200443W507124

Serious
51.4530, -1.3205
1 vehicle 2 casualties
Vehicle
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Accident 2004620124358

Slight
51.5066, -3.3239
2 vehicles 1 casualty
VAUXHALL CORSA Vehicle
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Accident 200401TE00939

Slight
51.4916, -0.4097
2 vehicles 1 casualty
MERCEDES CLK CLASS (4y) FORD MONDEO
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Accident 200443W522124

Slight
51.4784, -0.7647
2 vehicles 3 casualties
FORD FIESTA Vehicle
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Accident 2004529000574

Slight
51.5052, -2.4968
3 vehicles 1 casualty
PEUGEOT 806 HONDA CIVIC JAGUAR X TYPE (2y)
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Accident 200443W404124

Slight
51.5061, -0.6306
2 vehicles 3 casualties
BMW Z4 (1y) Vehicle
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Accident 200454MA13304

Slight
51.5142, -2.1310
2 vehicles 2 casualties
FORD FOCUS (2y) RENAULT CLIO
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Accident 200443W516124

Slight
51.4627, -1.2310
1 vehicle 1 casualty
FIAT PUNTO (4y)
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Accident 2004620123932

Slight
51.6572, -3.8642
1 vehicle 3 casualties
TOYOTA COROLLA (4y)
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Accident 2004529001104

Slight
51.5576, -2.5575
2 vehicles 2 casualties
PEUGEOT 306 VOLKSWAGEN PASSAT (1y)
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Accident 2004610142704

Serious
51.5872, -3.0333
2 vehicles 3 casualties
Vehicle AUDI A6 (2y)
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Accident 200443W405124

Serious
51.4503, -1.0764
2 vehicles 2 casualties
BMW Z3 MERCEDES C CLASS
View Details

Accident 200454MA13404

Slight
51.5524, -1.8716
1 vehicle 1 casualty
BMW 5 SERIES
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Accident 200454MB13204

Slight
51.5261, -1.6772
2 vehicles 1 casualty
TOYOTA COROLLA VOLKSWAGEN GOLF (3y)
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Accident 2004620123742

Slight
51.6763, -3.9966
2 vehicles 1 casualty
CITROEN ZX PEUGEOT 307 (2y)
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Accident 200401ID00103

Slight
51.4834, -0.4528
2 vehicles 1 casualty
Minibus (8-16 passenger seats) PEUGEOT 406
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Accident 200443W386124

Slight
51.4124, -0.9565
1 vehicle 1 casualty
PEUGEOT 306
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Accident 200454MB13104

Slight
51.5035, -1.5915
2 vehicles 2 casualties
Vehicle VAUXHALL CORSA
View Details

Accident 200443W385124

Slight
51.4907, -0.7435
1 vehicle 1 casualty
Vehicle
View Details