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 200943R170129

Slight
51.4931, -0.5160
3 vehicles 2 casualties
Car BMW 5 SERIES BMW X5
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Accident 200943W153129

Slight
51.4141, -0.9777
3 vehicles 3 casualties
TOYOTA RAV4 DAF TRUCKS Model Missing VOLKSWAGEN LT 35 (4y)
View Details

Accident 2009620196568

Slight
51.5622, -3.7405
2 vehicles 2 casualties
SCANIA Model Missing (2y) FORD FUSION (2y)
View Details

Accident 200901XH30815

Slight
51.4944, -0.4387
2 vehicles 1 casualty
Car MINI ONE (3y)
View Details

Accident 200943R098129

Slight
51.4993, -0.7090
1 vehicle 1 casualty
MINI COOPER
View Details

Accident 200954MB05609

Slight
51.5188, -2.2623
3 vehicles 4 casualties
RENAULT CLIO TOYOTA YARIS (3y) FORD FOCUS
View Details

Accident 200943W123129

Slight
51.4240, -1.0324
1 vehicle 2 casualties
BMW 1 SERIES
View Details

Accident 2009620196572

Slight
51.5270, -3.2417
4 vehicles 1 casualty
CITROEN SAXO FORD FIESTA (2y) NISSAN NOTE (2y) CITROEN C4
View Details

Accident 2009520911553

Slight
51.4978, -2.3891
4 vehicles 2 casualties
RENAULT KANGOO (2y) AUDI A3 VAUXHALL VECTRA (2y) VAUXHALL CORSA
View Details

Accident 200954MB05909

Serious
51.5071, -1.6039
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over RENAULT MEGANE
View Details

Accident 2009620196526

Slight
51.5256, -3.2505
3 vehicles 1 casualty
Car SKODA FABIA VAUXHALL CORSA
View Details

Accident 2009620196353

Serious
51.6777, -3.9132
1 vehicle 1 casualty
RENAULT SCENIC
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Accident 2009520911944

Slight
51.4989, -2.3738
2 vehicles 1 casualty
VAUXHALL ASTRA FORD FOCUS
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Accident 200943R193129

Slight
51.4291, -0.8463
2 vehicles 2 casualties
PEUGEOT 107 VAUXHALL CORSA (1y)
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Accident 200943W111129

Slight
51.4207, -1.0124
4 vehicles 1 casualty
FORD FIESTA FORD FIESTA (3y) VAUXHALL VECTRA SAAB 9-3
View Details

Accident 2009620196352

Slight
51.6057, -3.8014
3 vehicles 1 casualty
DAF TRUCKS FAT 75CF RENAULT MEGANE KIA RIO
View Details

Accident 2009620196523

Slight
51.5135, -3.4968
2 vehicles 1 casualty
Car RENAULT LAGUNA
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Accident 200901XH30835

Slight
51.4947, -0.4416
3 vehicles 2 casualties
RENAULT CLIO (3y) RENAULT TRAFIC Taxi/Private hire car
View Details

Accident 2009520911809

Slight
51.5002, -2.4561
2 vehicles 1 casualty
MITSUBISHI COLT Car
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Accident 2009520911530

Slight
51.4988, -2.3737
4 vehicles 4 casualties
VAUXHALL VECTRA VAUXHALL ASTRA FORD MONDEO (1y) VOLKSWAGEN GOLF (4y)
View Details