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 201001TX20543

Slight
51.4878, -0.3854
2 vehicles 2 casualties
MERCEDES C CLASS VAUXHALL ZAFIRA
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Accident 2010620202903

Slight
51.6575, -3.8567
2 vehicles 2 casualties
MERCEDES Model Missing (4y) BMW 3 SERIES (1y)
View Details

Accident 201043W128080

Fatal
51.4551, -1.4903
1 vehicle 1 casualty
RENAULT MEGANE
View Details

Accident 201001XH30560

Slight
51.4952, -0.4469
2 vehicles 1 casualty
ROVER METRO Car
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Accident 2010620202891

Slight
51.6593, -3.8722
2 vehicles 1 casualty
DAEWOO MATIZ FIAT 500 (2y)
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Accident 201043R089080

Serious
51.4932, -0.5259
4 vehicles 2 casualties
FORD FIESTA Van / Goods 3.5 tonnes mgw or under FORD TRANSIT (1y) VAUXHALL CORSA
View Details

Accident 201001TX20527

Serious
51.4894, -0.3716
2 vehicles 1 casualty
MERCEDES E CLASS AUDI A4
View Details

Accident 201054MB03510

Slight
51.5150, -2.1082
2 vehicles 3 casualties
RENAULT Model Missing VOLKSWAGEN BORA
View Details

Accident 201001XH30583

Slight
51.4946, -0.4423
2 vehicles 1 casualty
Car Car
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Accident 2010610054110

Slight
51.5808, -2.7849
2 vehicles 1 casualty
VOLVO V50 VOLKSWAGEN CADDY
View Details

Accident 201001TX20546

Slight
51.4881, -0.3818
2 vehicles 2 casualties
PEUGEOT 106 TOYOTA COROLLA
View Details

Accident 201043R128080

Slight
51.4605, -0.7887
2 vehicles 1 casualty
MERCEDES 190 JAGUAR S TYPE
View Details

Accident 201043N104080

Slight
51.4972, -0.4969
1 vehicle 1 casualty
ROVER STREETWISE (4y)
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Accident 201001XH30538

Serious
51.4955, -0.4510
1 vehicle 1 casualty
VAUXHALL CORSA (4y)
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Accident 201001TX20530

Slight
51.4913, -0.3000
3 vehicles 2 casualties
HYUNDAI GETZ (2y) JAGUAR X TYPE VAUXHALL CORSA
View Details

Accident 201043W126080

Serious
51.4138, -0.9770
2 vehicles 1 casualty
TRIUMPH Model Missing DAF TRUCKS Model Missing (1y)
View Details

Accident 201043R097080

Slight
51.4865, -0.5658
2 vehicles 1 casualty
CHRYSLER VOYAGER FIAT 500 (1y)
View Details

Accident 201001XH30551

Slight
51.4973, -0.4535
2 vehicles 1 casualty
PEUGEOT 406 Car
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Accident 201043R242080

Slight
51.4932, -0.5231
2 vehicles 1 casualty
Car Goods 7.5 tonnes mgw and over
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Accident 201054MA03410

Slight
51.5269, -1.6886
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over FORD FOCUS
View Details