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 200143W708111

Serious
51.4802, -0.7627
1 vehicle 1 casualty
ROVER 200 SERIES
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Accident 200154MA12701

Slight
51.5424, -1.8412
5 vehicles 1 casualty
PEUGEOT 205 NISSAN MICRA (3y) PEUGEOT 305 Vehicle FORD ESCORT
View Details

Accident 2001520163279

Slight
51.5468, -2.5484
3 vehicles 1 casualty
CITROEN SYNERGIE (4y) PEUGEOT 206 (1y) LAND ROVER FREELANDER (2y)
View Details

Accident 2001520178624

Slight
51.5696, -2.6699
2 vehicles 1 casualty
VAUXHALL CORSA VAUXHALL CORSA (1y)
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Accident 200163AC40901

Serious
51.7096, -4.0600
2 vehicles 2 casualties
IVECO-FORD Model Missing MERCEDES 200 (4y)
View Details

Accident 200143W709111

Slight
51.4932, -0.5288
2 vehicles 1 casualty
SCANIA Model Missing (3y) FORD FIESTA
View Details

Accident 200143W715111

Slight
51.4928, -0.7387
3 vehicles 2 casualties
Vehicle VAUXHALL CORSA FORD MONDEO (2y)
View Details

Accident 2001620051589

Serious
51.5168, -3.6597
1 vehicle 1 casualty
ROVER 400 SERIES
View Details

Accident 200154MB12401

Serious
51.5171, -1.6544
2 vehicles 1 casualty
ROVER 600 SERIES PEUGEOT 306 (4y)
View Details

Accident 200154MA12501

Slight
51.5401, -1.8078
3 vehicles 6 casualties
PEUGEOT 406 (1y) FIAT MAREA (3y) FORD PUMA (2y)
View Details

Accident 200101XH01062

Slight
51.4972, -0.4531
2 vehicles 1 casualty
CITROEN AX FORD ESCORT
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Accident 2001620051553

Slight
51.5161, -3.7033
1 vehicle 1 casualty
PEUGEOT 405
View Details

Accident 200154MB12301

Slight
51.5443, -1.8504
3 vehicles 3 casualties
PEUGEOT 206 VAUXHALL ASTRA (4y) FORD FIESTA (3y)
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Accident 200143W660111

Slight
51.4118, -0.9706
3 vehicles 1 casualty
Vehicle Goods 7.5 tonnes mgw and over Vehicle
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Accident 200154MA12601

Slight
51.5567, -1.8901
1 vehicle 1 casualty
RENAULT Model Missing (2y)
View Details

Accident 2001620049241

Slight
50.8089, -4.0173
4 vehicles 1 casualty
ROVER 200 SERIES ROVER 200 SERIES (3y) FIAT SEICENTO VOLVO S80 (1y)
View Details

Accident 2001620050501

Slight
51.5117, -3.3632
5 vehicles 2 casualties
VAUXHALL ASTRA (4y) PEUGEOT 309 VOLKSWAGEN PASSAT (4y) FORD FIESTA (4y) MERCEDES 300 (1y)
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Accident 200101XH01033

Slight
51.4973, -0.4532
2 vehicles 1 casualty
BMW K 1100 LT FORD SIERRA
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Accident 2001610135101

Slight
51.5976, -3.0126
3 vehicles 1 casualty
VOLKSWAGEN GOLF (2y) TOYOTA MR2 FIAT PUNTO (2y)
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Accident 2001610130401

Slight
51.5939, -2.9575
5 vehicles 1 casualty
Vehicle VOLKSWAGEN BORA (2y) SAAB 9-3 (1y) VOLKSWAGEN GOLF NISSAN MICRA
View Details