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 200143W694121

Slight
51.4709, -0.7709
2 vehicles 1 casualty
Vehicle PEUGEOT 406 (3y)
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Accident 2001620050451

Slight
51.6081, -3.8015
1 vehicle 2 casualties
FORD MONDEO
View Details

Accident 200143W685121

Slight
51.4525, -1.3096
5 vehicles 4 casualties
ROVER 200 SERIES (4y) Vehicle VOLVO 940 FORD ESCORT RENAULT KANGOO
View Details

Accident 200143W663121

Serious
51.4532, -1.3040
2 vehicles 3 casualties
ROVER 200 SERIES SAAB 9-3
View Details

Accident 200143W656121

Slight
51.4753, -1.5424
1 vehicle 2 casualties
VAUXHALL VECTRA (2y)
View Details

Accident 2001610142301

Slight
51.5949, -2.9627
2 vehicles 1 casualty
CITROEN SAXO RENAULT LAGUNA
View Details

Accident 200154MB13801

Slight
51.5395, -1.7916
2 vehicles 3 casualties
PEUGEOT 306 VAUXHALL FRONTERA
View Details

Accident 200143W621121

Slight
51.4585, -1.4989
4 vehicles 1 casualty
Vehicle BMW 3 SERIES PEUGEOT 306 (2y) FORD KA (4y)
View Details

Accident 2001520179230

Slight
51.4977, -2.4163
1 vehicle 1 casualty
PEUGEOT 406
View Details

Accident 2001620050154

Serious
51.5419, -3.2061
1 vehicle 1 casualty
Vehicle
View Details

Accident 2001520178969

Slight
51.5410, -2.5436
2 vehicles 1 casualty
VAUXHALL NOVA Vehicle
View Details

Accident 2001610137601

Slight
51.5997, -2.9366
2 vehicles 2 casualties
Vehicle RENAULT LAGUNA
View Details

Accident 2001520178926

Slight
51.4978, -2.4062
4 vehicles 1 casualty
Vehicle FORD ESCORT AUDI 80 VAUXHALL ASTRA
View Details

Accident 200143W620121

Slight
51.4583, -1.1961
1 vehicle 1 casualty
FORD GRANADA
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Accident 200154MB13701

Slight
51.5155, -2.2425
1 vehicle 3 casualties
HONDA ACCORD (2y)
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Accident 2001620050186

Slight
51.5128, -3.4974
2 vehicles 1 casualty
ROVER 200 SERIES FORD MONDEO
View Details

Accident 200143W570121

Slight
51.4217, -1.0236
2 vehicles 6 casualties
Minibus (8-16 passenger seats) SCANIA Model Missing (1y)
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Accident 200143W543121

Slight
51.5113, -0.6649
3 vehicles 1 casualty
Vehicle CITROEN SAXO (3y) VAUXHALL VECTRA (3y)
View Details

Accident 200101TX01345

Slight
51.4961, -0.4544
3 vehicles 2 casualties
SEAT CORDOBA (4y) PEUGEOT 306 NISSAN PRIMERA (3y)
View Details

Accident 200163AC45701

Slight
51.7061, -4.0530
2 vehicles 1 casualty
AUDI 80 MAZDA 323
View Details