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 200643R034066

Slight
51.5047, -0.6235
4 vehicles 1 casualty
MAZDA 626 CITROEN SAXO ROVER MINI FORD FOCUS (2y)
View Details

Accident 2006520067563

Slight
51.5073, -2.5129
2 vehicles 1 casualty
DAF TRUCKS FA 45LF (4y) VOLKSWAGEN GOLF
View Details

Accident 200643R096066

Slight
51.5083, -0.6415
3 vehicles 2 casualties
Goods 7.5 tonnes mgw and over TOYOTA LANDCRUISER Car
View Details

Accident 200601TX20350

Slight
51.4909, -0.2813
2 vehicles 1 casualty
FORD TRANSIT (4y) JAGUAR S TYPE (3y)
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Accident 2006520067679

Slight
51.4979, -2.3976
1 vehicle 1 casualty
Car
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Accident 200654MB04806

Slight
51.5143, -2.0945
3 vehicles 1 casualty
FORD FIESTA FORD ESCORT SKODA OCTAVIA
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Accident 2006620154455

Serious
51.6298, -3.8298
1 vehicle 2 casualties
TRIUMPH Model Missing
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Accident 2006610024206

Slight
51.5517, -3.0651
2 vehicles 1 casualty
FORD MONDEO FORD FIESTA (1y)
View Details

Accident 200654MB04706

Slight
51.5123, -1.6260
4 vehicles 2 casualties
Car Car SEAT Model Missing (3y) HONDA ACCORD
View Details

Accident 200643W013066

Slight
51.4438, -0.8260
5 vehicles 3 casualties
FORD MONDEO (1y) Car VOLKSWAGEN BEETLE Car Car
View Details

Accident 200643W016066

Slight
51.4629, -1.5062
2 vehicles 1 casualty
Car MERCEDES E CLASS
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Accident 2006520075191

Slight
51.5022, -2.3515
3 vehicles 1 casualty
RENAULT MEGANE Car LAND ROVER FREELANDER
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Accident 2006620153254

Serious
51.5466, -3.1805
2 vehicles 2 casualties
IVECO-FORD Model Missing LEYLAND DAF FA 45
View Details

Accident 200643R261056

Slight
51.5034, -0.6181
5 vehicles 3 casualties
MERCEDES C CLASS (4y) FORD TRANSIT Car SAAB 9-3 (2y) Car
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Accident 2006620152964

Slight
51.5128, -3.4575
2 vehicles 3 casualties
Goods 7.5 tonnes mgw and over FORD ESCORT
View Details

Accident 200654MB04606

Slight
51.5438, -1.8478
2 vehicles 1 casualty
FORD FIESTA (1y) YAMAHA FZS 1000 (2y)
View Details

Accident 200643W249056

Slight
51.4201, -0.9209
3 vehicles 3 casualties
VAUXHALL TIGRA (1y) FORD TRANSIT (1y) VOLKSWAGEN TOURAN
View Details

Accident 2006520062511

Fatal
51.5070, -2.3122
2 vehicles 4 casualties
PEUGEOT 307 Van / Goods 3.5 tonnes mgw or under
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Accident 2006620154233

Slight
51.6312, -3.8371
1 vehicle 1 casualty
Car
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Accident 2006610041706

Slight
51.5962, -2.9645
4 vehicles 2 casualties
PEUGEOT 406 FORD ESCORT PEUGEOT 206 HYUNDAI MATRIX
View Details