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 2010610064410

Slight
51.5914, -2.8530
4 vehicles 2 casualties
ALFA ROMEO GTV MERCEDES E CLASS Car SEAT LEON (3y)
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Accident 2010610065910

Slight
51.6018, -2.9769
2 vehicles 1 casualty
FORD FOCUS (3y) DAF TRUCKS Model Missing (1y)
View Details

Accident 201043W177090

Slight
51.4630, -1.2478
1 vehicle 1 casualty
SKODA OCTAVIA
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Accident 201043W213090

Slight
51.4631, -1.5059
1 vehicle 2 casualties
VAUXHALL CORSA
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Accident 201043R220090

Slight
51.4996, -0.7186
2 vehicles 2 casualties
FORD TRANSIT DAF TRUCKS Model Missing (1y)
View Details

Accident 201043R149090

Slight
51.4933, -0.5117
3 vehicles 2 casualties
DAF TRUCKS Model Missing (2y) BMW 3 SERIES FORD ESCORT
View Details

Accident 201043R133090

Serious
51.5069, -0.6346
1 vehicle 1 casualty
VAUXHALL CORSA
View Details

Accident 201001TX20626

Slight
51.4893, -0.3117
3 vehicles 5 casualties
Car AUDI A3 (3y) NISSAN MICRA
View Details

Accident 2010620203749

Slight
51.5327, -3.6042
2 vehicles 1 casualty
RENAULT MEGANE VOLVO Model Missing (4y)
View Details

Accident 201054MB04210

Fatal
51.5162, -1.6503
3 vehicles 1 casualty
VAUXHALL ASTRA HONDA Model Missing Car
View Details

Accident 201043W109090

Slight
51.4202, -0.9096
1 vehicle 2 casualties
VOLKSWAGEN POLO (2y)
View Details

Accident 201054MA04310

Slight
51.5549, -1.9199
1 vehicle 2 casualties
FORD FIESTA
View Details

Accident 201043W119090

Serious
51.4532, -1.3800
2 vehicles 1 casualty
FORD FOCUS (1y) VOLVO Model Missing
View Details

Accident 201054MA04110

Slight
51.5265, -2.0337
2 vehicles 1 casualty
Goods 7.5 tonnes mgw and over MERCEDES C CLASS
View Details

Accident 201001XH30661

Slight
51.4956, -0.4521
2 vehicles 1 casualty
VOLKSWAGEN PASSAT CITROEN BERLINGO (3y)
View Details

Accident 201054MA04010

Slight
51.5440, -1.9743
2 vehicles 1 casualty
HYUNDAI COUPE ERF Model Missing (4y)
View Details

Accident 201054MA03810

Slight
51.5262, -1.7236
4 vehicles 1 casualty
Taxi/Private hire car (3y) PEUGEOT PARTNER (3y) FORD TRANSIT VAUXHALL VECTRA
View Details

Accident 2010521007668

Slight
51.5046, -2.5054
1 vehicle 1 casualty
FORD FOCUS
View Details

Accident 201001TX20587

Slight
51.4911, -0.3042
3 vehicles 1 casualty
PIAGGIO PX125 (4y) VOLKSWAGEN SHARAN (3y) VOLKSWAGEN GOLF
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Accident 2010610057310

Slight
51.6014, -2.9756
3 vehicles 2 casualties
ROVER 400 SERIES SEAT AROSA FORD KA
View Details