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 200543W017045

Slight
51.5086, -0.6413
1 vehicle 1 casualty
Car
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Accident 2005620128847

Slight
51.5468, -3.1700
2 vehicles 1 casualty
Van / Goods 3.5 tonnes mgw or under FORD KA (1y)
View Details

Accident 2005520044351

Slight
51.5360, -2.5385
2 vehicles 1 casualty
PEUGEOT 106 ROVER 25
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Accident 2005620129106

Slight
51.5990, -3.7877
3 vehicles 1 casualty
Car FIAT PUNTO (4y) VAUXHALL CORSA
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Accident 200543N028045

Slight
51.5096, -0.6750
2 vehicles 3 casualties
Car MERCEDES A CLASS (3y)
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Accident 200554MB03405

Slight
51.5594, -1.9058
2 vehicles 1 casualty
Motorcycle over 500cc FORD FOCUS
View Details

Accident 2005620131075

Slight
51.5163, -3.6937
2 vehicles 4 casualties
PEUGEOT 206 (2y) RENAULT MEGANE
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Accident 200543W388035

Slight
51.4972, -0.7298
2 vehicles 1 casualty
Car Car
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Accident 200543W407035

Slight
51.4359, -0.8452
2 vehicles 2 casualties
Car FORD FIESTA (2y)
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Accident 200554MB03205

Slight
51.5268, -1.7229
1 vehicle 3 casualties
NISSAN PRIMERA
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Accident 200554MB03005

Slight
51.5485, -1.8621
4 vehicles 2 casualties
LEYLAND DAF FT 75 Car FORD ESCORT MERCEDES ML CLASS
View Details

Accident 2005620131278

Slight
51.5122, -3.3657
3 vehicles 1 casualty
VAUXHALL VECTRA PROTON PERSONA JAGUAR X TYPE (4y)
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Accident 2005520042994

Slight
51.5049, -2.4996
2 vehicles 1 casualty
PEUGEOT 106 FIAT Model Missing (3y)
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Accident 2005620131074

Slight
51.5157, -3.6926
2 vehicles 1 casualty
MERCEDES CLK CLASS MAZDA MX-5 (1y)
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Accident 2005610034605

Slight
51.5889, -3.0322
2 vehicles 1 casualty
Car Motorcycle over 500cc
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Accident 2005520040916

Slight
51.5508, -2.5526
1 vehicle 1 casualty
FIAT PUNTO
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Accident 200543W291035

Slight
51.4904, -0.5800
1 vehicle 2 casualties
Car
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Accident 200501TX20128

Serious
51.4956, -0.4594
2 vehicles 1 casualty
Car LAND ROVER DISCOVERY
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Accident 200543P386035

Slight
51.4563, -1.2937
1 vehicle 2 casualties
MG TF (1y)
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Accident 200543W329035

Slight
51.4164, -0.9436
1 vehicle 1 casualty
FORD MONDEO
View Details