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 201043R121030

Slight
51.4927, -0.5349
3 vehicles 1 casualty
FORD KA TOYOTA YARIS VAUXHALL VIVARO
View Details

Accident 2010610015110

Slight
51.5547, -3.0532
4 vehicles 1 casualty
MAN Model Missing FODEN Model Missing VOLKSWAGEN TRANSPORTER (4y) MAZDA 6
View Details

Accident 2010521002490

Slight
51.5256, -2.5281
2 vehicles 2 casualties
NISSAN MICRA VOLKSWAGEN POLO (2y)
View Details

Accident 2010620199512

Slight
51.5600, -3.7393
2 vehicles 1 casualty
FIAT PUNTO FORD FIESTA (4y)
View Details

Accident 2010610014810

Slight
51.6015, -2.9129
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over SKODA SUPERB (1y)
View Details

Accident 201043R123030

Slight
51.4878, -0.5574
1 vehicle 1 casualty
Car
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Accident 201043R160030

Slight
51.5021, -0.6099
2 vehicles 1 casualty
MERCEDES C CLASS (2y) MERCEDES E CLASS
View Details

Accident 2010620199093

Slight
51.6756, -3.9553
4 vehicles 2 casualties
VAUXHALL ASTRA (1y) LAND ROVER FREELANDER (1y) Car RENAULT CLIO
View Details

Accident 201001TX20158

Slight
51.4928, -0.4163
3 vehicles 1 casualty
BMW X3 (2y) Car VOLKSWAGEN GOLF
View Details

Accident 201043N141030

Slight
51.5101, -0.6735
3 vehicles 3 casualties
Goods 7.5 tonnes mgw and over Goods 7.5 tonnes mgw and over HONDA CIVIC
View Details

Accident 2010610020910

Slight
51.6032, -2.9805
2 vehicles 1 casualty
DAF TRUCKS FTG 95XF (4y) MAZDA RX8 (3y)
View Details

Accident 201001XH30185

Serious
51.4959, -0.4581
2 vehicles 1 casualty
SKODA OCTAVIA (3y) Motorcycle over 500cc
View Details

Accident 2010521002470

Slight
51.5077, -2.3089
2 vehicles 1 casualty
VOLKSWAGEN PASSAT Car
View Details

Accident 201054MA01210

Slight
51.5255, -1.7133
1 vehicle 1 casualty
Goods over 3.5t. and under 7.5t (2y)
View Details

Accident 201001XH30216

Slight
51.4929, -0.4182
4 vehicles 1 casualty
FORD MONDEO Car FORD FIESTA HONDA ACCORD
View Details

Accident 2010610014210

Slight
51.5952, -2.8662
3 vehicles 1 casualty
VAUXHALL CORSA FIAT PUNTO FORD FIESTA (2y)
View Details

Accident 201001TX20166

Slight
51.4913, -0.2821
1 vehicle 1 casualty
Vehicle
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Accident 2010620198882

Slight
51.5283, -3.2361
2 vehicles 1 casualty
VOLKSWAGEN GOLF PEUGEOT 306
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Accident 2010610013710

Slight
51.5973, -3.0143
2 vehicles 1 casualty
TOYOTA COROLLA SUZUKI SWIFT
View Details

Accident 201001TX20142

Serious
51.4898, -0.3996
2 vehicles 1 casualty
SEAT LEON Motorcycle over 125cc and up to 500cc
View Details