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 200101XH01066

Slight
51.4973, -0.4531
2 vehicles 1 casualty
Vehicle VAUXHALL CARLTON
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Accident 200154MB13001

Fatal
51.4957, -1.5828
2 vehicles 2 casualties
VAUXHALL CALIBRA VOLVO Model Missing
View Details

Accident 2001610131301

Slight
51.5888, -3.0318
5 vehicles 1 casualty
Vehicle BMW 3 SERIES MERCEDES 300 PEUGEOT 106 MITSUBISHI SPACE WAGON
View Details

Accident 200143W044121

Slight
51.4931, -0.5337
2 vehicles 1 casualty
CITROEN SAXO (3y) BMW Z3
View Details

Accident 2001610131701

Serious
51.5811, -3.0355
1 vehicle 1 casualty
Vehicle
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Accident 200143W047121

Slight
51.4619, -0.7848
3 vehicles 1 casualty
FORD FIESTA (4y) Vehicle DAEWOO LANOS (2y)
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Accident 2001620049105

Slight
51.5410, -3.1227
2 vehicles 1 casualty
FORD FIESTA VAUXHALL ASTRA
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Accident 200154MA13401

Slight
51.5388, -1.7887
2 vehicles 2 casualties
ALFA ROMEO Model Missing (1y) PEUGEOT 306 (3y)
View Details

Accident 2001620048872

Slight
51.5415, -3.1289
3 vehicles 2 casualties
VOLVO 440 Vehicle (2y) FIAT TIPO
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Accident 2001620049294

Slight
51.5243, -3.2416
2 vehicles 1 casualty
IVECO-FORD Model Missing BMW 5 SERIES
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Accident 2001610130701

Slight
51.5988, -2.9392
4 vehicles 1 casualty
LAND ROVER FREELANDER (1y) HYUNDAI ACCENT (4y) FORD ESCORT PEUGEOT 206 (1y)
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Accident 200154MA12801

Slight
51.5255, -1.7023
2 vehicles 1 casualty
VOLKSWAGEN GOLF FORD TRANSIT (2y)
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Accident 200154MA12901

Slight
51.4984, -1.5851
2 vehicles 1 casualty
Vehicle FORD MONDEO
View Details

Accident 2001620049271

Slight
51.5415, -3.1289
2 vehicles 1 casualty
Vehicle FORD ESCORT
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Accident 200143W795111

Slight
51.4546, -1.3748
2 vehicles 1 casualty
CITROEN BX RENAULT Model Missing
View Details

Accident 2001610131601

Slight
51.5602, -3.0428
2 vehicles 1 casualty
CITROEN ZX FORD MONDEO
View Details

Accident 2001610141301

Slight
51.5886, -2.8889
3 vehicles 1 casualty
FORD MONDEO Vehicle Vehicle
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Accident 2001610134201

Slight
51.5987, -3.0103
3 vehicles 1 casualty
Vehicle NISSAN MICRA (2y) BMW 3 SERIES
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Accident 2001520164445

Slight
51.5463, -2.5485
3 vehicles 1 casualty
Vehicle Vehicle ROVER 600 SERIES
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Accident 200143W748111

Slight
51.5014, -0.5943
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over PEUGEOT 309
View Details