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 201243W093072

Slight
51.4628, -1.2193
2 vehicles 3 casualties
CITROEN SAXO VOLVO C 30 (2y)
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Accident 201243R099072

Slight
51.4278, -0.8606
1 vehicle 1 casualty
VOLKSWAGEN POLO
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Accident 201201XH30465

Slight
51.4825, -0.4527
3 vehicles 1 casualty
VAUXHALL ASTRA AUDI A1 (1y) VOLKSWAGEN POLO
View Details

Accident 2012546163712

Slight
51.5329, -1.7693
2 vehicles 3 casualties
PEUGEOT 306 FORD KA
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Accident 2012610042112

Slight
51.5980, -2.9417
2 vehicles 1 casualty
MINI CLUBMAN (2y) VOLKSWAGEN SHARAN
View Details

Accident 2012621200569

Slight
51.5105, -3.3581
1 vehicle 1 casualty
FORD FOCUS
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Accident 201243R274072

Slight
51.4929, -0.5175
3 vehicles 2 casualties
FORD FOCUS VAUXHALL CORSA (3y) Car
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Accident 2012546115412

Slight
51.5359, -1.9994
1 vehicle 1 casualty
VAUXHALL ASTRA
View Details

Accident 2012621200558

Slight
51.5333, -3.5719
2 vehicles 1 casualty
MAZDA 6 SCANIA Model Missing
View Details

Accident 201201TX20413

Slight
51.4916, -0.4083
2 vehicles 2 casualties
FORD TRANSIT (1y) FORD TRANSIT CONNECT
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Accident 201243N281072

Slight
51.4965, -0.4982
1 vehicle 1 casualty
Car
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Accident 201243R047072

Slight
51.4933, -0.5275
3 vehicles 2 casualties
AUDI A4 CITROEN SAXO HONDA JAZZ (3y)
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Accident 201243W046072

Fatal
51.4501, -1.4097
2 vehicles 3 casualties
MAZDA 323 VOLKSWAGEN PASSAT
View Details

Accident 201243R035072

Slight
51.4982, -0.7257
1 vehicle 1 casualty
TRIUMPH BONNEVILLE (2y)
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Accident 201243R279072

Slight
51.4946, -0.4969
2 vehicles 1 casualty
BMW 5 SERIES MINI COOPER
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Accident 201243R049072

Slight
51.4946, -0.4969
1 vehicle 1 casualty
FORD FIESTA
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Accident 201243R038072

Slight
51.4939, -0.7364
3 vehicles 2 casualties
Car VOLKSWAGEN POLO (1y) PEUGEOT 308 (2y)
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Accident 201243N216072

Slight
51.5086, -0.6819
3 vehicles 3 casualties
MERCEDES VITO MERCEDES E CLASS (1y) LAND ROVER FREELANDER
View Details

Accident 2012621200630

Serious
51.6327, -3.8389
1 vehicle 1 casualty
YAMAHA Model Missing
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Accident 201243R039072

Slight
51.4932, -0.5203
2 vehicles 2 casualties
NISSAN MICRA MERCEDES C CLASS
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