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 2005620130670

Slight
51.6768, -4.0002
3 vehicles 1 casualty
FORD FIESTA (4y) PEUGEOT 205 Car
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Accident 200543W008055

Slight
51.5002, -0.7011
2 vehicles 1 casualty
FORD ESCORT FORD MONDEO
View Details

Accident 2005620130435

Slight
51.4650, -3.2717
2 vehicles 2 casualties
SUBARU IMPREZA (2y) MERCEDES C CLASS (2y)
View Details

Accident 2005620130688

Serious
51.6324, -3.8392
1 vehicle 2 casualties
Motorcycle over 500cc
View Details

Accident 200543W011055

Slight
51.4591, -1.1292
1 vehicle 1 casualty
LAND ROVER DISCOVERY
View Details

Accident 2005520056227

Slight
51.5533, -2.5528
1 vehicle 1 casualty
TOYOTA Model Missing
View Details

Accident 200543W422045

Slight
51.4366, -0.8424
3 vehicles 1 casualty
TOYOTA YARIS (4y) RENAULT KANGOO SAAB 9-5 (4y)
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Accident 200501XH30165

Slight
51.4948, -0.4537
2 vehicles 1 casualty
HONDA CG125 (3y) VOLKSWAGEN GOLF
View Details

Accident 2005620130677

Slight
51.6760, -3.9957
2 vehicles 1 casualty
PEUGEOT 406 PEUGEOT 306
View Details

Accident 2005620135898

Slight
51.5232, -3.5185
2 vehicles 1 casualty
CITROEN BERLINGO ROVER 600 SERIES
View Details

Accident 200543W420045

Slight
51.4994, -0.7202
2 vehicles 1 casualty
SEAT TOLEDO Motorcycle over 500cc
View Details

Accident 200543W356045

Slight
51.4535, -1.4852
2 vehicles 1 casualty
HONDA Model Missing IVECO-FORD Model Missing
View Details

Accident 200543W361045

Serious
51.4802, -1.5527
3 vehicles 1 casualty
NISSAN PRIMERA IVECO-FORD Model Missing (4y) MINI COOPER (3y)
View Details

Accident 200501XH30170

Slight
51.4945, -0.4838
1 vehicle 1 casualty
Motorcycle over 500cc
View Details

Accident 200554MB04405

Slight
51.5070, -1.6026
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over PEUGEOT 406
View Details

Accident 2005520054119

Slight
51.5478, -2.5497
1 vehicle 1 casualty
ROVER 400 SERIES
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Accident 200554MA04305

Slight
51.4869, -1.5721
2 vehicles 1 casualty
Car Goods 7.5 tonnes mgw and over
View Details

Accident 2005620130282

Slight
51.6761, -3.9517
1 vehicle 1 casualty
FORD MONDEO
View Details

Accident 200543W320045

Slight
51.4757, -0.7670
1 vehicle 1 casualty
Car
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Accident 200543W299045

Slight
51.4130, -0.9731
1 vehicle 1 casualty
VAUXHALL NOVA
View Details