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 200001TX00615

Slight
51.4960, -0.4542
2 vehicles 2 casualties
FORD SIERRA VAUXHALL ASTRA
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Accident 200043W001060

Fatal
51.4605, -1.1748
3 vehicles 6 casualties
VAUXHALL VECTRA (3y) HONDA FES250 (2y) HONDA ACCORD
View Details

Accident 200043W771050

Slight
51.4996, -0.7230
2 vehicles 1 casualty
FORD ORION Vehicle
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Accident 200001TX00617

Slight
51.4957, -0.4602
2 vehicles 2 casualties
VOLKSWAGEN GOLF (4y) FORD GALAXY (3y)
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Accident 2000620016365

Slight
51.6766, -3.9931
3 vehicles 4 casualties
FORD FIESTA ROVER 400 SERIES (3y) Vehicle
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Accident 2000620016182

Slight
51.6787, -3.9163
7 vehicles 5 casualties
RENAULT CLIO VAUXHALL VECTRA (2y) PEUGEOT 405 Vehicle FORD FIESTA (1y) BEDFORD Model Missing NISSAN MICRA (1y)
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Accident 2000620016897

Slight
51.5117, -3.4528
2 vehicles 2 casualties
MAZDA 323 (4y) ROVER 25
View Details

Accident 200043W759050

Slight
51.4678, -0.7747
3 vehicles 2 casualties
MERCEDES E CLASS (4y) HONDA ACCORD Vehicle
View Details

Accident 200043W724050

Slight
51.5026, -0.6147
3 vehicles 1 casualty
VAUXHALL CAVALIER MITSUBISHI Model Missing Goods over 3.5t. and under 7.5t
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Accident 200043W770050

Slight
51.5086, -0.6419
3 vehicles 1 casualty
PEUGEOT 205 MERCEDES S CLASS (1y) Vehicle
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Accident 2000620015879

Slight
51.6392, -3.8483
2 vehicles 1 casualty
ROVER 400 SERIES HONDA CBR900RR (3y)
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Accident 200043W716050

Slight
51.4604, -1.1723
1 vehicle 4 casualties
NISSAN PRAIRIE
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Accident 200043W723050

Slight
51.4997, -0.7250
2 vehicles 1 casualty
BMW 3 SERIES HONDA Model Missing (2y)
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Accident 200001TX00541

Serious
51.4917, -0.4095
3 vehicles 2 casualties
VOLKSWAGEN POLO Vehicle VAUXHALL ASTRA (2y)
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Accident 200043W697050

Slight
51.5041, -0.6917
1 vehicle 1 casualty
MERCEDES 300 (3y)
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Accident 200043W640050

Slight
51.5112, -0.6556
1 vehicle 2 casualties
FORD MONDEO (4y)
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Accident 2000610061000

Slight
51.5956, -2.9483
2 vehicles 2 casualties
BMW 3 SERIES Vehicle
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Accident 2000520066303

Slight
51.5040, -2.4717
2 vehicles 2 casualties
MAZDA 626 FORD ESCORT (4y)
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Accident 2000520066460

Slight
51.4977, -2.4091
3 vehicles 1 casualty
PEUGEOT 306 (3y) Vehicle VAUXHALL ASTRA
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Accident 200001TX00543

Slight
51.4922, -0.2897
3 vehicles 1 casualty
Vehicle VOLKSWAGEN POLO (3y) LEYLAND DAF FAD 85 (2y)
View Details