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 201301XH30464

Slight
51.4820, -0.4527
4 vehicles 1 casualty
TOYOTA COROLLA NISSAN JUKE (3y) LONDON TAXIS INT. TX1 PEUGEOT 308 (2y)
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Accident 2013549776013

Serious
51.5114, -2.2131
2 vehicles 2 casualties
VAUXHALL VIVARO (3y) PEUGEOT 307
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Accident 201301TX20605

Slight
51.4896, -0.3101
2 vehicles 1 casualty
FORD GALAXY Van / Goods 3.5 tonnes mgw or under
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Accident 201343R175103

Serious
51.4933, -0.5246
3 vehicles 3 casualties
PEUGEOT 307 TOYOTA AURIS ALFA ROMEO 159
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Accident 2013549727213

Slight
51.5391, -1.7900
1 vehicle 1 casualty
BMW 3 SERIES
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Accident 2013610061113

Serious
51.5947, -2.9541
1 vehicle 1 casualty
Car
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Accident 2013521306781

Slight
51.5333, -2.5353
4 vehicles 1 casualty
Car FORD FIESTA RENAULT MEGANE VOLKSWAGEN POLO
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Accident 2013610076713

Slight
51.5525, -3.0612
1 vehicle 1 casualty
VAUXHALL INSIGNIA (2y)
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Accident 201343R128103

Slight
51.4865, -0.5687
6 vehicles 4 casualties
Car VAUXHALL CORSA BMW 3 SERIES VOLKSWAGEN PASSAT (4y) RENAULT MEGANE (1y) SKODA ROOMSTER (1y)
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Accident 201343R080103

Slight
51.4993, -0.7148
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over VAUXHALL ASTRA
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Accident 201343R071103

Serious
51.4932, -0.5188
4 vehicles 3 casualties
MERCEDES E CLASS AUDI A4 VOLKSWAGEN BEETLE SKODA SUPERB (1y)
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Accident 201343R116103

Slight
51.4826, -0.7602
3 vehicles 1 casualty
VAUXHALL ASTRA MITSUBISHI COLT Car
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Accident 201343R066103

Slight
51.5058, -0.6291
2 vehicles 2 casualties
BMW 5 SERIES MERCEDES C CLASS
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Accident 2013621302029

Slight
51.5307, -3.7246
2 vehicles 1 casualty
MINI COOPER (2y) FORD FOCUS (3y)
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Accident 201343W080103

Slight
51.4210, -1.0163
2 vehicles 2 casualties
Car VAUXHALL CORSA
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Accident 201343N105103

Serious
51.5121, -0.6563
2 vehicles 2 casualties
Car SUZUKI GSX 1400
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Accident 2013621301808

Slight
51.5155, -3.4700
1 vehicle 3 casualties
FORD TRANSIT (1y)
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Accident 201301XH30448

Slight
51.4959, -0.4602
2 vehicles 2 casualties
HYUNDAI I40 VAUXHALL INSIGNIA (3y)
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Accident 2013521307024

Serious
51.5348, -2.5372
3 vehicles 5 casualties
FORD FOCUS VOLKSWAGEN PASSAT KIA PICANTO (3y)
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Accident 201343W083103

Slight
51.4506, -1.4026
3 vehicles 1 casualty
DAF TRUCKS Model Missing FORD TRANSIT SEAT TOLEDO
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