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 200743W002127

Slight
51.4467, -0.8203
2 vehicles 1 casualty
Car RENAULT CLIO (1y)
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Accident 200701XH30644

Slight
51.4938, -0.4537
3 vehicles 2 casualties
Car VOLKSWAGEN PASSAT FORD ESCORT
View Details

Accident 200754MA09307

Slight
51.5185, -2.2604
2 vehicles 1 casualty
ROVER 200 SERIES VAUXHALL ASTRA
View Details

Accident 2007520715242

Slight
51.5013, -2.3444
3 vehicles 1 casualty
RENAULT LAGUNA JAGUAR X TYPE (2y) FORD FIESTA
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Accident 2007610105707

Slight
51.5965, -2.8718
1 vehicle 2 casualties
Car
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Accident 2007620174165

Slight
51.6303, -3.8324
4 vehicles 2 casualties
Goods over 3.5t. and under 7.5t RENAULT MEGANE FORD FOCUS LAND ROVER DISCOVERY
View Details

Accident 2007620174096

Slight
51.5993, -3.7895
4 vehicles 4 casualties
PEUGEOT 306 PEUGEOT 306 VAUXHALL CORSA (4y) RENAULT CLIO (3y)
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Accident 200743N292117

Slight
51.4932, -0.5202
2 vehicles 1 casualty
ROVER 25 AUDI TT (3y)
View Details

Accident 200743W298117

Slight
51.4526, -1.3151
2 vehicles 1 casualty
VOLKSWAGEN GOLF BMW Model Missing (4y)
View Details

Accident 2007620174172

Slight
51.5127, -3.4980
2 vehicles 1 casualty
VAUXHALL ASTRA JAGUAR X TYPE
View Details

Accident 2007610095707

Slight
51.6013, -2.9308
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over FIAT SEICENTO
View Details

Accident 200701XH30683

Slight
51.4953, -0.4646
1 vehicle 1 casualty
VOLKSWAGEN POLO (1y)
View Details

Accident 2007620173978

Slight
51.5916, -3.7710
3 vehicles 3 casualties
FORD TRANSIT SEAT ALHAMBRA CITROEN C2 (2y)
View Details

Accident 2007620174039

Slight
51.5911, -3.7707
4 vehicles 2 casualties
FORD MONDEO RENAULT CLIO AUDI A6 (3y) Car
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Accident 2007610095607

Slight
51.6022, -2.9072
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over NISSAN PRIMERA
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Accident 200701XH30672

Slight
51.4949, -0.4893
7 vehicles 1 casualty
SCANIA Model Missing (2y) Car Car Car Car VAUXHALL ASTRA (1y) TOYOTA RAV4
View Details

Accident 2007520714880

Slight
51.5165, -2.5204
3 vehicles 1 casualty
MERCEDES Model Missing ISUZU TRUCKS NKR Van / Goods 3.5 tonnes mgw or under (2y)
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Accident 2007620173921

Slight
51.6762, -3.9516
5 vehicles 2 casualties
HYUNDAI ACCENT FORD FOCUS (1y) VAUXHALL VECTRA MAZDA MX-5 (4y) VAUXHALL CORSA
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Accident 2007620174839

Slight
51.5063, -3.3129
2 vehicles 2 casualties
JEEP CHEROKEE (4y) TOYOTA COROLLA
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Accident 200743R307117

Slight
51.5030, -0.6168
2 vehicles 1 casualty
IVECO Model Missing (2y) AUDI TT
View Details