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 2004620113299

Slight
51.5111, -3.3564
2 vehicles 1 casualty
MERCEDES Model Missing FORD TRANSIT (4y)
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Accident 200443W261064

Slight
51.4243, -0.8921
1 vehicle 1 casualty
VOLKSWAGEN GOLF
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Accident 200443W263064

Slight
51.5028, -0.6154
7 vehicles 2 casualties
FORD MONDEO (3y) MERCEDES C CLASS (3y) MERCEDES C CLASS VOLKSWAGEN GOLF (2y) FORD MONDEO (2y) RENAULT MEGANE PORSCHE BOXSTER (3y)
View Details

Accident 200401XH00497

Slight
51.4967, -0.4531
2 vehicles 1 casualty
ROVER 400 SERIES MERCEDES 200
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Accident 2004610080304

Slight
51.5839, -3.0358
2 vehicles 2 casualties
Goods 7.5 tonnes mgw and over ROVER 45 (4y)
View Details

Accident 200443W334064

Slight
51.4894, -0.7473
3 vehicles 1 casualty
Vehicle Vehicle Vehicle
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Accident 200401TE00462

Slight
51.4929, -0.2871
2 vehicles 1 casualty
KAWASAKI Model Missing (1y) Vehicle
View Details

Accident 200443W287064

Slight
51.4118, -0.9620
1 vehicle 1 casualty
FORD MONDEO (4y)
View Details

Accident 200443W343064

Slight
51.4881, -0.5562
4 vehicles 2 casualties
Goods 7.5 tonnes mgw and over MAN Model Missing Vehicle Vehicle
View Details

Accident 2004620111640

Slight
51.6497, -3.8491
2 vehicles 1 casualty
Vehicle Goods over 3.5t. and under 7.5t
View Details

Accident 2004610068004

Slight
51.5865, -2.8224
1 vehicle 1 casualty
PEUGEOT 309
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Accident 200443P225064

Slight
51.4598, -1.1191
1 vehicle 1 casualty
AUDI A4 (1y)
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Accident 200454MB06304

Slight
51.5145, -2.0837
2 vehicles 1 casualty
VAUXHALL VECTRA Vehicle
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Accident 2004620113240

Slight
51.5117, -3.4540
1 vehicle 1 casualty
RENAULT LAGUNA
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Accident 2004610070504

Serious
51.5862, -2.8254
1 vehicle 1 casualty
NISSAN PRIMERA
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Accident 200443W349064

Slight
51.4664, -0.7760
2 vehicles 1 casualty
FORD FIESTA SCANIA Model Missing (3y)
View Details

Accident 2004520075205

Serious
51.5699, -2.6337
1 vehicle 1 casualty
VOLKSWAGEN POLO
View Details

Accident 200401TE00466

Slight
51.4914, -0.4046
2 vehicles 1 casualty
MERCEDES E CLASS (3y) JAGUAR SOVEREIGN
View Details

Accident 2004620111579

Slight
51.6302, -3.8353
1 vehicle 1 casualty
PEUGEOT 206 (4y)
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Accident 200443W147064

Slight
51.5031, -0.6168
1 vehicle 1 casualty
NISSAN MICRA (3y)
View Details