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 2011610063311

Slight
51.5970, -2.9442
3 vehicles 1 casualty
VOLKSWAGEN TOURAN MINI COOPER LAND ROVER DISCOVERY
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Accident 2011620212179

Serious
51.5129, -3.3691
2 vehicles 3 casualties
CITROEN C4 (3y) ERF Model Missing
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Accident 201101XH30635

Slight
51.4958, -0.4610
2 vehicles 3 casualties
MERCEDES E CLASS (4y) ROVER 200 SERIES
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Accident 201101XH30634

Slight
51.4945, -0.4804
1 vehicle 1 casualty
KAWASAKI Model Missing
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Accident 201101XH30643

Slight
51.4941, -0.4895
2 vehicles 1 casualty
Bus or coach (17 or more pass seats) RENAULT TRAFIC
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Accident 2011521107063

Slight
51.4999, -2.3673
8 vehicles 1 casualty
Goods 7.5 tonnes mgw and over SCANIA Model Missing (4y) VOLKSWAGEN GOLF FORD MONDEO LAND ROVER RANGE ROVER Car FORD FIESTA RENAULT CLIO
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Accident 201143W200101

Slight
51.4244, -0.8804
2 vehicles 1 casualty
TOYOTA AYGO (3y) PEUGEOT 107
View Details

Accident 2011620212370

Slight
51.5135, -3.4987
1 vehicle 1 casualty
FORD KA (1y)
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Accident 2011521107043

Slight
51.4988, -2.3737
3 vehicles 1 casualty
Car YAMAHA FZS 600 SEAT LEON (1y)
View Details

Accident 2011620212135

Slight
51.6362, -3.8396
4 vehicles 2 casualties
LAND ROVER DEFENDER (4y) FORD MONDEO CITROEN BERLINGO MERCEDES C CLASS
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Accident 2011521107027

Slight
51.5354, -2.5380
2 vehicles 2 casualties
VAUXHALL CORSA MINI ONE
View Details

Accident 2011549263811

Serious
51.5117, -1.6234
4 vehicles 1 casualty
PEUGEOT PARTNER (3y) BMW 3 SERIES SEAT LEON DAF TRUCKS FTG 95XF
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Accident 201143R131101

Slight
51.4932, -0.5218
5 vehicles 1 casualty
FORD KUGA HONDA HR-V HONDA CIVIC Car MINI ONE
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Accident 2011549174011

Slight
51.5527, -1.8720
1 vehicle 1 casualty
VAUXHALL CORSA
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Accident 201101XH30602

Slight
51.4955, -0.4602
2 vehicles 1 casualty
Motorcycle over 500cc Car
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Accident 201143W132101

Slight
51.4193, -0.9363
1 vehicle 1 casualty
FORD FIESTA
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Accident 201143R116101

Slight
51.4530, -0.8044
2 vehicles 1 casualty
CITROEN XANTIA PEUGEOT 206
View Details

Accident 2011620212560

Slight
51.5160, -3.6902
2 vehicles 1 casualty
VOLKSWAGEN GOLF Car
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Accident 201143R092101

Slight
51.5106, -0.6509
4 vehicles 3 casualties
FORD FOCUS (3y) FORD TRANSIT FORD FOCUS RENAULT TRAFIC
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Accident 2011549084011

Serious
51.4967, -1.5838
2 vehicles 4 casualties
Car Car
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