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 200443W192104

Slight
51.4955, -0.7337
3 vehicles 2 casualties
Vehicle RENAULT CLIO Vehicle
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Accident 200443W339104

Slight
51.4660, -0.7772
8 vehicles 5 casualties
VOLKSWAGEN GOLF MERCEDES C CLASS (3y) FORD FIESTA TOYOTA AVENSIS BMW 3 SERIES FORD ORION VAUXHALL COMBO BMW 5 SERIES
View Details

Accident 200443W209104

Slight
51.4560, -0.7992
5 vehicles 1 casualty
HONDA ACCORD Vehicle ROVER 400 SERIES Vehicle Vehicle
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Accident 200454MB09404

Slight
51.5150, -2.1075
1 vehicle 1 casualty
RENAULT LAGUNA
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Accident 2004620118669

Slight
51.5077, -3.3479
3 vehicles 1 casualty
SCANIA Model Missing VOLKSWAGEN GOLF Goods over 3.5t. and under 7.5t
View Details

Accident 200443W661104

Slight
51.4243, -1.0350
2 vehicles 1 casualty
RENAULT MASTER PEUGEOT 206 (3y)
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Accident 2004520131148

Slight
51.4978, -2.3891
2 vehicles 1 casualty
VOLKSWAGEN POLO Goods 7.5 tonnes mgw and over
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Accident 2004520134139

Serious
51.4979, -2.4134
2 vehicles 2 casualties
FORD MONDEO Vehicle
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Accident 200443W729104

Slight
51.4833, -0.7594
1 vehicle 1 casualty
FORD FIESTA
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Accident 200443W145104

Slight
51.4685, -1.5173
1 vehicle 2 casualties
Vehicle
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Accident 2004620118913

Slight
51.5060, -3.3173
2 vehicles 1 casualty
Vehicle RENAULT MEGANE (4y)
View Details

Accident 200443W153104

Slight
51.4946, -0.5033
1 vehicle 5 casualties
RENAULT CLIO (4y)
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Accident 2004520129607

Slight
51.5119, -2.5184
2 vehicles 1 casualty
FORD SIERRA VOLKSWAGEN GOLF
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Accident 2004520128872

Slight
51.5085, -2.5150
2 vehicles 1 casualty
CITROEN SAXO (2y) HONDA Model Missing (4y)
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Accident 200443W139104

Slight
51.4199, -0.9181
2 vehicles 1 casualty
IVECO-FORD Model Missing FORD GRANADA
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Accident 200401TE00705

Slight
51.4958, -0.4564
3 vehicles 3 casualties
VOLKSWAGEN Model Missing (3y) VAUXHALL VECTRA NISSAN MICRA
View Details

Accident 200443W129104

Slight
51.4270, -1.0417
3 vehicles 2 casualties
BMW 3 SERIES RENAULT CLIO (1y) PEUGEOT 406 (2y)
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Accident 200443W057104

Slight
51.5061, -0.6306
1 vehicle 1 casualty
RENAULT Model Missing
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Accident 200401TE00706

Slight
51.4951, -0.4478
2 vehicles 1 casualty
VAUXHALL CORSA FORD ESCORT
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Accident 2004610109904

Slight
51.5833, -3.0374
1 vehicle 2 casualties
SUBARU IMPREZA (3y)
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