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 2007610006607

Slight
51.5889, -3.0322
3 vehicles 2 casualties
MCC SMART CITROEN XSARA HONDA CIVIC (3y)
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Accident 200754MB01207

Slight
51.4960, -1.5831
1 vehicle 2 casualties
MINI COOPER (3y)
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Accident 200701TX20053

Slight
51.4912, -0.2934
1 vehicle 1 casualty
ALFA ROMEO 156
View Details

Accident 200743R016027

Slight
51.4780, -0.7652
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over AUDI A4
View Details

Accident 2007620163508

Slight
51.5080, -3.3036
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over FORD KA (4y)
View Details

Accident 200754MB01107

Slight
51.5263, -1.6955
2 vehicles 1 casualty
MERCEDES Model Missing (3y) VOLVO Model Missing
View Details

Accident 200754MB01007

Serious
51.5135, -2.1387
2 vehicles 1 casualty
VAUXHALL VECTRA (1y) FODEN Model Missing
View Details

Accident 2007610005707

Slight
51.5801, -2.7246
1 vehicle 2 casualties
PEUGEOT 206 (4y)
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Accident 2007620163702

Slight
51.6133, -3.8091
2 vehicles 1 casualty
PEUGEOT 306 PEUGEOT 207 (1y)
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Accident 2007520017108

Slight
51.5483, -2.5500
3 vehicles 1 casualty
CITROEN SAXO PEUGEOT 206 (4y) Car
View Details

Accident 2007620163730

Slight
51.6070, -3.8029
2 vehicles 1 casualty
SAAB 9-3 BMW 3 SERIES (1y)
View Details

Accident 2007520017272

Slight
51.5193, -2.5230
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over Car
View Details

Accident 2007620163070

Slight
51.5164, -3.6940
1 vehicle 2 casualties
RENAULT CLIO
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Accident 2007620163365

Fatal
51.5330, -3.5680
1 vehicle 2 casualties
BMW X3 (2y)
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Accident 2007620163707

Slight
51.6472, -3.8489
2 vehicles 1 casualty
FORD KA FIAT MAREA
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Accident 2007620163067

Slight
51.5087, -3.3020
1 vehicle 1 casualty
MAN Model Missing (1y)
View Details

Accident 2007620163666

Slight
51.6158, -3.8116
3 vehicles 3 casualties
FORD MONDEO (2y) VOLKSWAGEN GOLF Car
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Accident 200743W269017

Slight
51.4221, -1.0250
2 vehicles 1 casualty
Car SAAB 9-3 (1y)
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Accident 200701TX20033

Slight
51.4914, -0.2947
1 vehicle 1 casualty
MERCEDES E CLASS
View Details

Accident 200743R215017

Fatal
51.4910, -0.5457
2 vehicles 1 casualty
JAGUAR S TYPE (3y) CITROEN C5 (1y)
View Details