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 201101TX20021

Slight
51.4927, -0.4117
3 vehicles 1 casualty
CITROEN SAXO NISSAN ALMERA HYUNDAI I30 (1y)
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Accident 2011620206829

Slight
51.6166, -3.8127
2 vehicles 1 casualty
PROTON WIRA VOLKSWAGEN GOLF
View Details

Accident 201143W245011

Serious
51.4845, -1.5635
3 vehicles 2 casualties
LAND ROVER DISCOVERY SUZUKI SV 650 (3y) Car
View Details

Accident 201143R253011

Slight
51.4932, -0.5245
2 vehicles 2 casualties
Taxi/Private hire car SKODA ROOMSTER (3y)
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Accident 2011620206764

Slight
51.6760, -3.9520
3 vehicles 2 casualties
Vehicle Car VAUXHALL ZAFIRA
View Details

Accident 201143R221011

Slight
51.4481, -0.8167
1 vehicle 1 casualty
VAUXHALL CORSA (2y)
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Accident 201143R188011

Serious
51.4788, -0.7644
1 vehicle 1 casualty
VAUXHALL MERIVA
View Details

Accident 201143R184011

Serious
51.4932, -0.5248
5 vehicles 7 casualties
TOYOTA COROLLA VAUXHALL INSIGNIA (1y) MERCEDES C CLASS (3y) VOLKSWAGEN TRANSPORTER (4y) NISSAN PIXO (1y)
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Accident 201143W195011

Slight
51.4243, -0.8817
3 vehicles 1 casualty
Car SEAT LEON (4y) Car
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Accident 2011620206590

Serious
51.5259, -3.2422
3 vehicles 1 casualty
NISSAN MICRA VOLKSWAGEN GOLF FORD FOCUS (4y)
View Details

Accident 2011620206557

Slight
51.5102, -3.2983
2 vehicles 1 casualty
Car RENAULT MEGANE
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Accident 201143R178011

Slight
51.4929, -0.5362
2 vehicles 1 casualty
BMW 3 SERIES (4y) VOLKSWAGEN GOLF
View Details

Accident 201101TX20066

Slight
51.4891, -0.3123
3 vehicles 2 casualties
FORD FIESTA HYUNDAI COUPE LAND ROVER RANGE ROVER (2y)
View Details

Accident 2011620206743

Slight
51.6143, -3.8097
3 vehicles 2 casualties
Car VAUXHALL CORSA TOYOTA AURIS (4y)
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Accident 2011620206739

Slight
51.6628, -3.8784
2 vehicles 1 casualty
VOLVO S40 VOLKSWAGEN POLO
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Accident 201101TX20069

Slight
51.4932, -0.3263
3 vehicles 2 casualties
LONDON TAXIS INT. TXII SUBARU LEGACY SKODA FABIA
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Accident 2011521100429

Slight
51.5210, -2.5239
2 vehicles 1 casualty
VAUXHALL ASTRA MERCEDES VITO
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Accident 201154MA00311

Fatal
51.5301, -1.7546
2 vehicles 3 casualties
CITROEN C4 (2y) Goods 7.5 tonnes mgw and over
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Accident 2011620206254

Fatal
51.5270, -3.2417
1 vehicle 5 casualties
PEUGEOT 406
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Accident 201143R165011

Slight
51.4913, -0.5444
1 vehicle 1 casualty
BMW Model Missing
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