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 2021548591121

Slight
51.5471, -1.9589
1 vehicle 1 casualty
FORD FIESTA
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Accident 2021430391864

Slight
51.4195, -0.9966
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over Car
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Accident 2021430391355

Slight
51.5022, -0.5981
1 vehicle 2 casualties
MERCEDES C CLASS (2y)
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Accident 2021622100647

Slight
51.5098, -3.3572
2 vehicles 1 casualty
AUDI Q5 BMW 3 SERIES (3y)
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Accident 2021610033021

Slight
51.5990, -2.9393
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over Car
View Details

Accident 2021430379105

Slight
51.4116, -0.9675
1 vehicle 1 casualty
VOLKSWAGEN GOLF
View Details

Accident 2021522200433

Slight
51.4979, -2.4295
3 vehicles 2 casualties
FORD FIESTA VOLKSWAGEN TIGUAN (1y) FORD FIESTA
View Details

Accident 2021622100640

Slight
51.6594, -3.8735
1 vehicle 3 casualties
MITSUBISHI OUTLANDER (2y)
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Accident 202163A099221

Slight
51.7248, -4.0668
1 vehicle 1 casualty
MERCEDES CLA CLASS (4y)
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Accident 2021430370144

Slight
51.4875, -0.5732
2 vehicles 1 casualty
DAF TRUCKS MODEL MISSING (1y) DACIA SANDERO
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Accident 2021430364710

Slight
51.4609, -1.1518
1 vehicle 2 casualties
KAWASAKI VN
View Details

Accident 2021430359069

Slight
51.4157, -0.9822
2 vehicles 2 casualties
LAND ROVER DISCOVERY (3y) FORD EDGE
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Accident 2021010323638

Serious
51.4933, -0.4226
2 vehicles 3 casualties
HONDA INSIGHT AUDI A5
View Details

Accident 2021010323218

Slight
51.4949, -0.4705
1 vehicle 2 casualties
VOLKSWAGEN GOLF
View Details

Accident 2021522103861

Slight
51.5500, -2.5511
2 vehicles 1 casualty
Car RENAULT CLIO
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Accident 2021522104359

Serious
51.5499, -2.5535
1 vehicle 1 casualty
Car
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Accident 2021547663221

Slight
51.5146, -1.6389
4 vehicles 2 casualties
PEUGEOT 308 FORD TOURNEO (1y) DS DS3 SKODA OCTAVIA (3y)
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Accident 2021610030521

Slight
51.5525, -3.0579
2 vehicles 1 casualty
Car Car
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Accident 2021622100604

Slight
51.5729, -3.7498
2 vehicles 2 casualties
Goods 7.5 tonnes mgw and over AUDI Q2 (2y)
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Accident 2021430341789

Slight
51.4536, -0.8030
2 vehicles 1 casualty
Car FORD TRANSIT CUSTOM (2y)
View Details