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 2012621201602

Slight
51.5155, -3.6677
3 vehicles 1 casualty
VAUXHALL CORSA NISSAN MICRA VAUXHALL CORSA (2y)
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Accident 2012621300026

Slight
51.6769, -3.9079
1 vehicle 1 casualty
RENAULT CLIO
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Accident 201243W095122

Slight
51.4228, -1.0293
2 vehicles 2 casualties
LAND ROVER DEFENDER MAZDA 6
View Details

Accident 2012521208393

Slight
51.5023, -2.3517
3 vehicles 1 casualty
VAUXHALL CORSA TOYOTA RAV4 VOLKSWAGEN POLO
View Details

Accident 201243R131122

Slight
51.4917, -0.5410
1 vehicle 1 casualty
Goods 7.5 tonnes mgw and over
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Accident 2012621201596

Slight
51.5334, -3.5842
4 vehicles 4 casualties
FORD FOCUS KIA CEED (2y) VAUXHALL ASTRA RENAULT CLIO
View Details

Accident 2012610075012

Slight
51.5988, -2.9393
2 vehicles 1 casualty
VAUXHALL ZAFIRA MINI JOHN COOPER WORKS
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Accident 2012521208672

Slight
51.4977, -2.4352
1 vehicle 1 casualty
KIA PICANTO (2y)
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Accident 201201XH30841

Slight
51.4931, -0.4219
5 vehicles 3 casualties
HONDA CIVIC Car FORD FIESTA (3y) HONDA CIVIC RENAULT LAGUNA
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Accident 2012521208457

Slight
51.5691, -2.6485
2 vehicles 1 casualty
RENAULT CLIO BMW X3 (1y)
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Accident 201243W057122

Slight
51.4115, -0.9669
2 vehicles 1 casualty
BMW 3 SERIES CITROEN C2
View Details

Accident 201243W216122

Slight
51.4198, -0.9166
2 vehicles 3 casualties
SAAB 9-3 MERCEDES C CLASS
View Details

Accident 201201ID69001

Slight
51.4809, -0.4538
2 vehicles 1 casualty
VOLKSWAGEN GOLF MERCEDES E CLASS
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Accident 201243R028122

Slight
51.4926, -0.5824
4 vehicles 2 casualties
VOLVO XC90 VAUXHALL CORSA (4y) RENAULT CLIO VAUXHALL VECTRA
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Accident 201201TX20752

Slight
51.4881, -0.3913
1 vehicle 2 casualties
FORD MONDEO
View Details

Accident 2012521208003

Serious
51.5611, -2.5614
9 vehicles 3 casualties
MAN Model Missing (1y) VOLKSWAGEN GOLF (1y) RENAULT LAGUNA VOLVO S40 Car FORD TRANSIT (4y) Car BMW 5 SERIES Car
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Accident 201243R006122

Slight
51.4869, -0.5616
1 vehicle 1 casualty
Car
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Accident 201243R003122

Slight
51.5058, -0.6291
1 vehicle 1 casualty
HYUNDAI I10
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Accident 201243R282112

Slight
51.5021, -0.6960
2 vehicles 1 casualty
MERCEDES Model Missing CITROEN NEMO (2y)
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Accident 201254A996912

Slight
51.5256, -1.7117
3 vehicles 1 casualty
DAF TRUCKS Model Missing RENAULT SCENIC BMW 3 SERIES (2y)
View Details