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 200143W642091

Slight
51.4931, -0.5202
4 vehicles 1 casualty
Minibus (8-16 passenger seats) FORD FIESTA (1y) ALFA ROMEO 156 (2y) JAGUAR S TYPE (2y)
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Accident 2001520135755

Fatal
51.5062, -2.4825
3 vehicles 2 casualties
VAUXHALL CORSA Vehicle Vehicle
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Accident 200143W647091

Slight
51.4885, -0.5549
2 vehicles 2 casualties
MAZDA E2000 Vehicle
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Accident 2001520134368

Slight
51.5082, -2.3050
4 vehicles 1 casualty
Vehicle Vehicle SUZUKI VITARA MERCEDES C CLASS (3y)
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Accident 2001610104701

Slight
51.5540, -3.0559
2 vehicles 1 casualty
RENAULT MEGANE MAN Model Missing (1y)
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Accident 2001620044422

Slight
51.5429, -3.1379
3 vehicles 1 casualty
ERF Model Missing IVECO-FORD Model Missing (1y) FORD TRANSIT (2y)
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Accident 2001620044408

Slight
51.5068, -3.3097
2 vehicles 1 casualty
FORD FIESTA SUZUKI Model Missing
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Accident 200143W583091

Serious
51.4471, -1.0741
4 vehicles 1 casualty
SUZUKI Model Missing (3y) BMW 3 SERIES (2y) BMW 5 SERIES (3y) BMW 3 SERIES (2y)
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Accident 200143W558091

Slight
51.4930, -0.5317
2 vehicles 1 casualty
HONDA PRELUDE Vehicle
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Accident 200143W573091

Slight
51.4911, -0.5457
4 vehicles 2 casualties
YAMAHA Model Missing MERCEDES 200 Vehicle VOLKSWAGEN PASSAT (1y)
View Details

Accident 200101TX01021

Fatal
51.4929, -0.4199
2 vehicles 4 casualties
Vehicle MITSUBISHI Model Missing
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Accident 2001520128261

Slight
51.5169, -2.5210
1 vehicle 1 casualty
FORD SCORPIO
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Accident 2001620044948

Slight
51.6494, -3.8495
2 vehicles 1 casualty
FORD ESCORT TOYOTA COROLLA
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Accident 200154MA09801

Slight
51.5592, -1.9085
2 vehicles 1 casualty
FORD FOCUS Vehicle
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Accident 2001610104401

Slight
51.5992, -2.9379
3 vehicles 1 casualty
Goods 7.5 tonnes mgw and over SAAB 900 BMW 3 SERIES (3y)
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Accident 200143W468091

Slight
51.4188, -0.9926
2 vehicles 2 casualties
VAUXHALL CARLTON Vehicle
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Accident 2001520126802

Slight
51.5367, -2.5393
2 vehicles 1 casualty
FORD MONDEO (1y) Vehicle
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Accident 200154MB09601

Slight
51.5422, -1.9793
2 vehicles 2 casualties
HONDA PRELUDE Vehicle
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Accident 2001620047179

Slight
51.6772, -3.9958
4 vehicles 2 casualties
Goods 7.5 tonnes mgw and over RENAULT CLIO PEUGEOT 106 LAND ROVER FREELANDER (1y)
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Accident 2001520125474

Slight
51.5436, -2.5458
1 vehicle 1 casualty
Vehicle
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