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 201101XH30200

Slight
51.4956, -0.4590
2 vehicles 2 casualties
Car CITROEN SAXO
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Accident 2011610021911

Serious
51.5925, -3.0278
1 vehicle 1 casualty
Motorcycle over 125cc and up to 500cc
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Accident 201143R074041

Slight
51.4933, -0.5275
4 vehicles 1 casualty
BMW 5 SERIES (3y) Car Car MERCEDES C CLASS
View Details

Accident 2011521102209

Slight
51.4978, -2.3918
2 vehicles 1 casualty
BMW 3 SERIES (1y) FORD MONDEO
View Details

Accident 2011620208435

Slight
51.5423, -3.1335
1 vehicle 1 casualty
FORD MONDEO
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Accident 2011521102181

Slight
51.5009, -2.4587
1 vehicle 1 casualty
Car
View Details

Accident 201154MB01211

Slight
51.5150, -2.1199
2 vehicles 1 casualty
MAZDA 626 SCANIA Model Missing
View Details

Accident 2011620208333

Slight
51.5289, -3.5302
2 vehicles 1 casualty
Car MITSUBISHI SPACE STAR
View Details

Accident 201101TX20189

Slight
51.4910, -0.4033
2 vehicles 1 casualty
HONDA ACCORD BMW 3 SERIES (4y)
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Accident 201154MA01111

Slight
51.5143, -2.1207
2 vehicles 4 casualties
FORD TRANSIT (3y) FIAT STILO
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Accident 201154MB01011

Serious
51.5097, -2.1779
2 vehicles 1 casualty
VAUXHALL ASTRA Goods 7.5 tonnes mgw and over
View Details

Accident 201143R026041

Slight
51.4971, -0.5869
1 vehicle 1 casualty
FORD FOCUS
View Details

Accident 201143R025041

Serious
51.4864, -0.5627
1 vehicle 1 casualty
KAWASAKI ZX600
View Details

Accident 2011620208310

Slight
51.6763, -3.9966
2 vehicles 2 casualties
TOYOTA YARIS (4y) Car
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Accident 201143W019041

Slight
51.4562, -1.0870
2 vehicles 1 casualty
VAUXHALL ASTRA IVECO DAILY (4y)
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Accident 2011610020811

Slight
51.5814, -2.7533
2 vehicles 2 casualties
TOYOTA COROLLA (2y) CITROEN NEMO (1y)
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Accident 2011521102122

Slight
51.5304, -2.5326
2 vehicles 3 casualties
IVECO-FORD Model Missing MAN Model Missing
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Accident 2011521102261

Slight
51.5697, -2.6596
1 vehicle 3 casualties
CITROEN XSARA
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Accident 201101TX20163

Slight
51.4921, -0.4132
2 vehicles 2 casualties
MERCEDES CL CLASS AUDI A5 (3y)
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Accident 2011620208161

Slight
51.5058, -3.3142
3 vehicles 1 casualty
SUZUKI ALTO PEUGEOT 206 MERCEDES C CLASS (1y)
View Details