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 200601TX20041

Slight
51.4914, -0.2947
2 vehicles 1 casualty
RENAULT CLIO VOLKSWAGEN PASSAT (4y)
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Accident 200643W032026

Slight
51.5020, -0.6027
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over MERCEDES E CLASS
View Details

Accident 2006520015555

Slight
51.5062, -2.5107
2 vehicles 3 casualties
PROTON SATRIA (2y) Car
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Accident 200654DH04806

Slight
51.5275, -1.7255
2 vehicles 1 casualty
FORD FOCUS (4y) HONDA CIVIC (1y)
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Accident 200643W523016

Slight
51.4546, -1.3748
1 vehicle 1 casualty
VOLVO Model Missing (2y)
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Accident 2006620146911

Serious
51.5115, -3.4535
1 vehicle 2 casualties
CITROEN SAXO
View Details

Accident 2006620147541

Slight
51.5949, -3.7741
4 vehicles 1 casualty
CITROEN SAXO JAGUAR X TYPE (1y) VOLKSWAGEN SHARAN Car
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Accident 2006620147396

Slight
51.7098, -4.0602
2 vehicles 1 casualty
IVECO-FORD Model Missing MAZDA 323
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Accident 2006620146641

Slight
51.5332, -3.5687
2 vehicles 1 casualty
Car Car
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Accident 200654MB00406

Slight
51.5188, -2.2624
1 vehicle 1 casualty
HONDA ACCORD
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Accident 200643W465016

Slight
51.4592, -1.2033
1 vehicle 1 casualty
TOYOTA AVENSIS (4y)
View Details

Accident 200601XH30074

Slight
51.4839, -0.4526
3 vehicles 2 casualties
FORD FIESTA Car FORD GALAXY
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Accident 200654MB00306

Slight
51.5099, -2.1655
1 vehicle 2 casualties
Car
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Accident 2006620147329

Slight
51.6754, -3.9976
2 vehicles 3 casualties
PEUGEOT 206 MAZDA 323 (4y)
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Accident 200643W429016

Slight
51.4636, -1.2791
2 vehicles 3 casualties
Car Car (4y)
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Accident 200643W456016

Serious
51.4772, -0.7655
5 vehicles 1 casualty
Car SCANIA Model Missing (2y) MERCEDES A CLASS VOLKSWAGEN CADDY VAUXHALL VECTRA
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Accident 2006620147229

Slight
51.6323, -3.8393
2 vehicles 5 casualties
RENAULT MEGANE (4y) FORD MONDEO
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Accident 2006610003906

Slight
51.6033, -2.9979
4 vehicles 1 casualty
VOLVO Model Missing ROVER 200 SERIES FORD FOCUS (1y) FORD MONDEO (1y)
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Accident 200654MA00206

Slight
51.5143, -2.0872
1 vehicle 1 casualty
Car
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Accident 2006620147291

Slight
51.5916, -3.7713
1 vehicle 1 casualty
Car
View Details