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 2001520135861

Slight
51.5022, -2.3528
2 vehicles 2 casualties
VOLKSWAGEN PASSAT FORD ORION
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Accident 200101TX01095

Serious
51.4912, -0.3029
2 vehicles 2 casualties
Vehicle Vehicle
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Accident 200154MB10101

Slight
51.5071, -1.6040
1 vehicle 2 casualties
Vehicle
View Details

Accident 2001620049049

Slight
51.5158, -3.6928
3 vehicles 1 casualty
MERCEDES C CLASS (3y) PROTON PROTON VOLKSWAGEN GOLF (1y)
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Accident 200143W070101

Serious
51.4206, -0.9065
1 vehicle 1 casualty
ALFA ROMEO 156 (1y)
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Accident 2001620044663

Slight
51.5320, -3.2283
2 vehicles 1 casualty
MERCEDES 300 Vehicle
View Details

Accident 2001620045104

Slight
51.5701, -3.7475
5 vehicles 2 casualties
NISSAN MICRA (4y) VAUXHALL CORSA ROVER 400 SERIES Van / Goods 3.5 tonnes mgw or under FIAT TIPO
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Accident 2001620045057

Slight
51.6085, -3.8028
3 vehicles 1 casualty
FORD FIESTA (2y) Vehicle FORD MONDEO (4y)
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Accident 2001620048862

Slight
51.5199, -3.5106
1 vehicle 1 casualty
DAIHATSU TERIOS (2y)
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Accident 200143W035101

Slight
51.5025, -0.6141
3 vehicles 2 casualties
JAGUAR XJ SERIES MERCEDES C CLASS (1y) PEUGEOT 306 (3y)
View Details

Accident 2001610108301

Slight
51.5772, -3.0324
2 vehicles 2 casualties
FORD SIERRA Vehicle
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Accident 200101TX01051

Slight
51.4910, -0.3056
2 vehicles 2 casualties
Vehicle CARBODIES TAXI
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Accident 200143W675091

Slight
51.4931, -0.5287
3 vehicles 2 casualties
SUZUKI SWIFT VOLKSWAGEN GOLF (1y) HYUNDAI ACCENT
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Accident 200101TX01135

Serious
51.4820, -0.4527
2 vehicles 1 casualty
FORD FOCUS Vehicle (1y)
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Accident 200101TX01061

Serious
51.4949, -0.4536
2 vehicles 1 casualty
MERCEDES C CLASS (2y) BMW 3 SERIES
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Accident 200143W695091

Slight
51.4986, -0.7259
3 vehicles 3 casualties
RENAULT CLIO LAND ROVER FREELANDER (2y) PEUGEOT 206 (3y)
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Accident 2001520135208

Slight
51.5375, -2.5401
2 vehicles 2 casualties
MAZDA 626 FORD ESCORT
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Accident 200143W694091

Serious
51.5089, -0.6427
4 vehicles 10 casualties
MERCEDES ML CLASS (2y) LDV 400 SERIES (1y) VAUXHALL ASTRA MERCEDES C CLASS
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Accident 2001520131555

Slight
51.5345, -2.5369
4 vehicles 2 casualties
RENAULT CLIO (2y) PEUGEOT 406 HONDA CIVIC FORD ESCORT
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Accident 200154MA09901

Slight
51.5276, -1.7300
2 vehicles 2 casualties
PEUGEOT 406 VOLKSWAGEN LT 35 (1y)
View Details