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 200901XH30108

Slight
51.4928, -0.4539
2 vehicles 1 casualty
Car Car
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Accident 200943W006019

Slight
51.4164, -0.9436
1 vehicle 1 casualty
FORD PUMA
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Accident 200943R032019

Slight
51.4572, -0.7970
1 vehicle 2 casualties
RENAULT CLIO
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Accident 200843W326128

Serious
51.4474, -1.4265
1 vehicle 1 casualty
Car
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Accident 2008620186086

Slight
51.5286, -3.2351
2 vehicles 3 casualties
SAAB 900 SKODA ROOMSTER (1y)
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Accident 200843R265128

Slight
51.4842, -0.7584
1 vehicle 3 casualties
Car
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Accident 200843R281128

Serious
51.4648, -0.7794
2 vehicles 2 casualties
PEUGEOT 307 (2y) METROCAB METROCAB
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Accident 200843W286128

Slight
51.4589, -1.2003
2 vehicles 2 casualties
RENAULT LAGUNA ALFA ROMEO 166
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Accident 200843R254128

Slight
51.4932, -0.5104
1 vehicle 1 casualty
TOYOTA Model Missing
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Accident 200843W250128

Slight
51.4597, -1.1848
2 vehicles 2 casualties
BMW 5 SERIES FORD KA (4y)
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Accident 200843R207128

Slight
51.4925, -0.5827
2 vehicles 3 casualties
VOLKSWAGEN PASSAT MERCEDES C CLASS (3y)
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Accident 200843W285128

Slight
51.4630, -1.5061
1 vehicle 2 casualties
RENAULT MEGANE
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Accident 200854MB07908

Slight
51.5540, -1.9222
1 vehicle 3 casualties
TOYOTA PREVIA
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Accident 2008620185807

Slight
51.7068, -4.0554
3 vehicles 1 casualty
FORD FIESTA FIAT PUNTO RENAULT CLIO
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Accident 200843W202128

Fatal
51.4550, -1.3409
2 vehicles 4 casualties
VAUXHALL ASTRA CITROEN XSARA (2y)
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Accident 200843W267128

Fatal
51.4536, -1.0812
1 vehicle 1 casualty
PEUGEOT 306
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Accident 200843R177128

Slight
51.5068, -0.6333
1 vehicle 1 casualty
Goods over 3.5t. and under 7.5t
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Accident 2008620185779

Slight
51.6769, -3.9552
2 vehicles 1 casualty
FORD MONDEO RENAULT CLIO
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Accident 2008620185760

Slight
51.6625, -3.8778
2 vehicles 1 casualty
VAUXHALL ZAFIRA (1y) LEYLAND DAF FA 55
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Accident 2008620185524

Slight
51.5098, -3.3574
2 vehicles 1 casualty
Car FORD KA (1y)
View Details