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 2014621400261

Slight
51.5303, -3.7242
4 vehicles 1 casualty
HYUNDAI COUPE FORD FIESTA (3y) FORD FOCUS AUDI TT
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Accident 201443W032024

Slight
51.4514, -1.4776
3 vehicles 1 casualty
VAUXHALL VIVARO (1y) FORD FOCUS TOYOTA HIACE
View Details

Accident 201401XH30312

Slight
51.4949, -0.4531
2 vehicles 1 casualty
VAUXHALL ASTRA (4y) SKODA OCTAVIA
View Details

Accident 2014621400157

Slight
51.5155, -3.6675
1 vehicle 1 casualty
HONDA JAZZ
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Accident 201443R061024

Slight
51.5102, -0.6496
2 vehicles 1 casualty
VOLVO Model Missing BMW 3 SERIES
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Accident 2014610071714

Serious
51.6027, -2.9797
3 vehicles 3 casualties
Car MAN Model Missing (3y) Bus or coach (17 or more pass seats)
View Details

Accident 201401XH30053

Slight
51.4956, -0.4573
2 vehicles 1 casualty
SMART FORTWO Car
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Accident 2014621400235

Slight
51.5084, -3.3421
2 vehicles 1 casualty
CITROEN C1 (4y) Car
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Accident 201401XH30046

Slight
51.4926, -0.4143
2 vehicles 2 casualties
TOYOTA PRIUS (2y) RENAULT CLIO
View Details

Accident 2014621400244

Slight
51.5171, -3.7035
7 vehicles 2 casualties
PEUGEOT 206 HYUNDAI I10 (1y) Car FORD FOCUS PEUGEOT 307 VAUXHALL COMBO VAUXHALL INSIGNIA
View Details

Accident 2014541055314

Slight
51.5107, -2.2927
3 vehicles 4 casualties
FORD FOCUS FORD FOCUS BMW M1 (1y)
View Details

Accident 201401TX20067

Slight
51.4913, -0.4043
1 vehicle 1 casualty
HONDA JAZZ
View Details

Accident 201443R235014

Serious
51.4983, -0.7252
1 vehicle 1 casualty
MERCEDES Model Missing
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Accident 201443W214014

Slight
51.4251, -0.8674
1 vehicle 1 casualty
JAGUAR XF SERIES
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Accident 2014521402344

Slight
51.5320, -2.5340
4 vehicles 3 casualties
FORD FIESTA AUDI A6 FORD KA FORD MONDEO
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Accident 201401XH30039

Slight
51.4929, -0.4193
2 vehicles 1 casualty
MERCEDES SPRINTER BMW 3 SERIES
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Accident 2014621400212

Slight
51.5207, -3.2721
3 vehicles 1 casualty
BMW 1 SERIES VAUXHALL CORSA (1y) MAZDA 6
View Details

Accident 201443R224014

Slight
51.4931, -0.5130
3 vehicles 1 casualty
Car Car (1y) FORD TRANSIT (3y)
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Accident 201443W198014

Slight
51.4125, -0.9564
3 vehicles 2 casualties
MAN Model Missing (3y) BMW 3 SERIES BMW 1 SERIES
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Accident 201443R182014

Slight
51.4932, -0.5201
4 vehicles 3 casualties
VAUXHALL VECTRA NISSAN X-TRAIL FORD FIESTA LAND ROVER RANGE ROVER EVOQUE (1y)
View Details