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 200443N328044

Slight
51.5088, -0.6802
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over MAZDA MX-5 (4y)
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Accident 2004620108149

Slight
51.5067, -3.3106
2 vehicles 1 casualty
KIA SHUMA (4y) ERF Model Missing
View Details

Accident 2004620107840

Serious
51.5270, -3.2417
1 vehicle 1 casualty
PEUGEOT 106
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Accident 200443P439044

Slight
51.4801, -1.5527
3 vehicles 1 casualty
NISSAN MICRA Vehicle VOLKSWAGEN PASSAT (3y)
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Accident 200443W518044

Slight
51.4337, -0.8507
2 vehicles 2 casualties
Vehicle IVECO-FORD Model Missing
View Details

Accident 2004520054518

Slight
51.4977, -2.4105
2 vehicles 1 casualty
VAUXHALL CORSA MAN Model Missing (3y)
View Details

Accident 2004610043804

Slight
51.5763, -2.7081
2 vehicles 1 casualty
VOLKSWAGEN GOLF (3y) FORD FIESTA
View Details

Accident 200443P459044

Slight
51.4598, -1.1834
2 vehicles 2 casualties
FORD MONDEO FORD TRANSIT (1y)
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Accident 2004520054542

Slight
51.5365, -2.5391
1 vehicle 1 casualty
Vehicle
View Details

Accident 2004520054003

Slight
51.5347, -2.5372
3 vehicles 1 casualty
VOLKSWAGEN TRANSPORTER (2y) VAUXHALL CALIBRA VOLVO Model Missing
View Details

Accident 200454MB03904

Slight
51.5258, -1.7013
1 vehicle 2 casualties
Vehicle
View Details

Accident 2004620107743

Slight
51.6564, -3.8639
1 vehicle 1 casualty
RENAULT CLIO
View Details

Accident 200443W438044

Slight
51.4898, -0.5494
4 vehicles 1 casualty
TOYOTA AVENSIS (3y) RENAULT 5 MAZDA MX-5 LAND ROVER RANGE ROVER
View Details

Accident 200443W239044

Slight
51.5044, -0.6220
2 vehicles 1 casualty
MAZDA MX-3 VOLKSWAGEN GOLF
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Accident 200443W419044

Slight
51.4370, -0.8411
1 vehicle 1 casualty
FORD FOCUS
View Details

Accident 200443P355044

Slight
51.4242, -1.0343
3 vehicles 1 casualty
VAUXHALL CORSA VOLKSWAGEN POLO (2y) Vehicle
View Details

Accident 200401TX00244

Slight
51.4915, -0.2949
2 vehicles 1 casualty
MERCEDES SPRINTER (1y) MAN Model Missing (4y)
View Details

Accident 200454MA03704

Serious
51.5261, -1.7208
1 vehicle 2 casualties
HONDA CIVIC
View Details

Accident 200443W415044

Slight
51.5022, -0.6127
2 vehicles 1 casualty
BMW 3 SERIES (3y) HONDA CIVIC
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Accident 200443W391044

Slight
51.4120, -0.9677
1 vehicle 1 casualty
Vehicle (3y)
View Details